./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak --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 Kojak --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-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak --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 Kojak --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 0.2.0-a4ecdab [2020-11-28 04:34:16,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:34:16,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:34:16,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:34:16,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:34:16,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:34:16,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:34:16,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:34:16,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:34:16,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:34:16,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:34:16,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:34:16,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:34:16,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:34:16,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:34:16,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:34:16,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:34:16,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:34:16,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:34:16,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:34:16,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:34:16,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:34:16,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:34:16,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:34:16,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:34:16,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:34:16,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:34:16,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:34:16,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:34:16,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:34:16,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:34:16,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:34:16,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:34:16,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:34:16,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:34:16,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:34:16,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:34:16,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:34:16,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:34:16,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:34:16,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:34:16,273 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2020-11-28 04:34:16,313 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:34:16,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:34:16,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:34:16,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:34:16,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:34:16,316 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:34:16,316 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:34:16,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:34:16,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:34:16,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:34:16,318 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 04:34:16,318 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 04:34:16,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:34:16,319 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:34:16,319 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:34:16,319 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:34:16,319 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:34:16,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:34:16,320 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:34:16,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:34:16,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:34:16,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:34:16,321 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:34:16,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:34:16,321 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-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78ba48a5ba258c97002ebbac7c4ac0368a62523f [2020-11-28 04:34:16,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:34:16,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:34:16,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:34:16,623 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:34:16,624 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:34:16,625 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2020-11-28 04:34:16,693 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/data/9fb9ca5b6/d986da4f047649518c812fdea91ddf8f/FLAG8acd52e96 [2020-11-28 04:34:17,220 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:34:17,221 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/sv-benchmarks/c/memsafety/global-atexit-1.i [2020-11-28 04:34:17,235 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/data/9fb9ca5b6/d986da4f047649518c812fdea91ddf8f/FLAG8acd52e96 [2020-11-28 04:34:17,511 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/data/9fb9ca5b6/d986da4f047649518c812fdea91ddf8f [2020-11-28 04:34:17,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:34:17,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:34:17,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:17,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:34:17,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:34:17,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:17" (1/1) ... [2020-11-28 04:34:17,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2febeb3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:17, skipping insertion in model container [2020-11-28 04:34:17,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:17" (1/1) ... [2020-11-28 04:34:17,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:34:17,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:34:17,886 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2020-11-28 04:34:17,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f6735c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:17, skipping insertion in model container [2020-11-28 04:34:17,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:17,888 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:34:17,890 INFO L168 Benchmark]: Toolchain (without parser) took 373.28 ms. Allocated memory is still 115.3 MB. Free memory was 86.6 MB in the beginning and 92.1 MB in the end (delta: -5.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:17,891 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 86.0 MB. Free memory was 44.4 MB in the beginning and 44.3 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:34:17,892 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.17 ms. Allocated memory is still 115.3 MB. Free memory was 86.6 MB in the beginning and 92.1 MB in the end (delta: -5.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:17,895 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 86.0 MB. Free memory was 44.4 MB in the beginning and 44.3 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 370.17 ms. Allocated memory is still 115.3 MB. Free memory was 86.6 MB in the beginning and 92.1 MB in the end (delta: -5.4 MB). Peak memory consumption was 8.4 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 0.2.0-a4ecdab [2020-11-28 04:34:20,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:34:20,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:34:20,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:34:20,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:34:20,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:34:20,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:34:20,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:34:20,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:34:20,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:34:20,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:34:20,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:34:20,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:34:20,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:34:20,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:34:20,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:34:20,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:34:20,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:34:20,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:34:20,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:34:20,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:34:20,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:34:20,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:34:20,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:34:20,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:34:20,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:34:20,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:34:20,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:34:20,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:34:20,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:34:20,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:34:20,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:34:20,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:34:20,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:34:20,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:34:20,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:34:20,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:34:20,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:34:20,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:34:20,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:34:20,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:34:20,170 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Bitvector.epf [2020-11-28 04:34:20,193 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:34:20,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:34:20,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:34:20,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:34:20,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:34:20,195 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:34:20,196 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:34:20,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:34:20,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:34:20,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:34:20,196 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 04:34:20,196 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 04:34:20,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:34:20,197 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:34:20,197 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:34:20,197 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:34:20,197 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:34:20,197 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:34:20,198 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:34:20,198 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:34:20,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:34:20,198 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:34:20,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:34:20,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:34:20,199 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:34:20,199 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:34:20,199 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:34:20,199 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:34:20,200 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:34:20,200 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-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78ba48a5ba258c97002ebbac7c4ac0368a62523f [2020-11-28 04:34:20,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:34:20,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:34:20,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:34:20,550 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:34:20,551 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:34:20,551 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2020-11-28 04:34:20,605 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/data/04e75bab4/aa1718bb6fe04318a7838466cfd423da/FLAG3733bc5e2 [2020-11-28 04:34:21,184 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:34:21,185 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/sv-benchmarks/c/memsafety/global-atexit-1.i [2020-11-28 04:34:21,198 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/data/04e75bab4/aa1718bb6fe04318a7838466cfd423da/FLAG3733bc5e2 [2020-11-28 04:34:21,494 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_86ce24a4-7b80-4672-8fed-3e030f762cd8/bin/ukojak/data/04e75bab4/aa1718bb6fe04318a7838466cfd423da [2020-11-28 04:34:21,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:34:21,498 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:34:21,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:21,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:34:21,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:34:21,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:21" (1/1) ... [2020-11-28 04:34:21,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64960825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:21, skipping insertion in model container [2020-11-28 04:34:21,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:21" (1/1) ... [2020-11-28 04:34:21,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:34:21,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:34:21,848 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2020-11-28 04:34:21,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@53fc74a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:21, skipping insertion in model container [2020-11-28 04:34:21,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:21,849 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:34:21,851 INFO L168 Benchmark]: Toolchain (without parser) took 351.31 ms. Allocated memory is still 71.3 MB. Free memory was 52.9 MB in the beginning and 55.4 MB in the end (delta: -2.5 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:21,852 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 71.3 MB. Free memory was 52.3 MB in the beginning and 52.2 MB in the end (delta: 32.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:34:21,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.02 ms. Allocated memory is still 71.3 MB. Free memory was 52.6 MB in the beginning and 55.4 MB in the end (delta: -2.8 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:21,854 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 71.3 MB. Free memory was 52.3 MB in the beginning and 52.2 MB in the end (delta: 32.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 349.02 ms. Allocated memory is still 71.3 MB. Free memory was 52.6 MB in the beginning and 55.4 MB in the end (delta: -2.8 MB). Peak memory consumption was 13.4 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...