./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 ............................................................................................................................. 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_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:52:39,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:52:39,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:52:39,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:52:39,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:52:39,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:52:39,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:52:39,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:52:39,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:52:39,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:52:39,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:52:39,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:52:39,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:52:39,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:52:39,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:52:39,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:52:39,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:52:39,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:52:39,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:52:39,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:52:39,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:52:39,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:52:39,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:52:39,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:52:39,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:52:39,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:52:39,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:52:39,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:52:39,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:52:39,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:52:39,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:52:39,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:52:39,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:52:39,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:52:39,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:52:39,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:52:39,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:52:39,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:52:39,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:52:39,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:52:39,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:52:39,286 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-10-29 03:52:39,313 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:52:39,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:52:39,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:52:39,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:52:39,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:52:39,316 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:52:39,316 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:52:39,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:52:39,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:52:39,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:52:39,317 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 03:52:39,317 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 03:52:39,317 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 03:52:39,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:52:39,318 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:52:39,318 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:52:39,318 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:52:39,318 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:52:39,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:52:39,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:52:39,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:52:39,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:52:39,320 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:52:39,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:52:39,320 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_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-10-29 03:52:39,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:52:39,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:52:39,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:52:39,591 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:52:39,592 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:52:39,593 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-29 03:52:39,689 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/data/2d900b709/131e54e902dd4d47922420e6e0d63598/FLAG8f38afa6e [2021-10-29 03:52:40,188 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:52:40,188 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-29 03:52:40,216 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/data/2d900b709/131e54e902dd4d47922420e6e0d63598/FLAG8f38afa6e [2021-10-29 03:52:40,498 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/data/2d900b709/131e54e902dd4d47922420e6e0d63598 [2021-10-29 03:52:40,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:52:40,502 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:52:40,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:52:40,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:52:40,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:52:40,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:52:40" (1/1) ... [2021-10-29 03:52:40,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25dd3d72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:52:40, skipping insertion in model container [2021-10-29 03:52:40,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:52:40" (1/1) ... [2021-10-29 03:52:40,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:52:40,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:52:40,866 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-29 03:52:40,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4792eb13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:52:40, skipping insertion in model container [2021-10-29 03:52:40,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:52:40,868 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 03:52:40,870 INFO L168 Benchmark]: Toolchain (without parser) took 366.78 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 59.7 MB in the beginning and 90.9 MB in the end (delta: -31.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:52:40,871 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 96.5 MB. Free memory was 68.6 MB in the beginning and 68.6 MB in the end (delta: 29.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:52:40,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.18 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 59.5 MB in the beginning and 90.9 MB in the end (delta: -31.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:52:40,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 96.5 MB. Free memory was 68.6 MB in the beginning and 68.6 MB in the end (delta: 29.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 364.18 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 59.5 MB in the beginning and 90.9 MB in the end (delta: -31.3 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: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:52:43,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:52:43,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:52:43,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:52:43,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:52:43,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:52:43,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:52:43,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:52:43,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:52:43,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:52:43,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:52:43,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:52:43,310 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:52:43,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:52:43,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:52:43,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:52:43,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:52:43,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:52:43,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:52:43,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:52:43,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:52:43,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:52:43,345 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:52:43,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:52:43,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:52:43,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:52:43,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:52:43,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:52:43,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:52:43,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:52:43,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:52:43,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:52:43,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:52:43,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:52:43,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:52:43,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:52:43,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:52:43,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:52:43,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:52:43,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:52:43,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:52:43,378 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-10-29 03:52:43,430 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:52:43,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:52:43,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:52:43,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:52:43,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:52:43,434 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:52:43,434 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:52:43,435 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:52:43,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:52:43,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:52:43,437 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 03:52:43,437 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 03:52:43,437 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 03:52:43,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:52:43,438 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:52:43,438 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:52:43,438 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:52:43,438 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:52:43,439 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:52:43,439 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:52:43,439 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:52:43,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:52:43,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:52:43,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:52:43,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:52:43,440 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:52:43,441 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:52:43,441 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:52:43,441 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:52:43,441 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_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-10-29 03:52:43,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:52:43,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:52:43,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:52:43,827 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:52:43,828 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:52:43,829 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-29 03:52:43,903 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/data/0e7ac3bb6/b934a50a75df4082b38ebd2a7998ba27/FLAG1a396cbaf [2021-10-29 03:52:44,527 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:52:44,528 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-29 03:52:44,541 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/data/0e7ac3bb6/b934a50a75df4082b38ebd2a7998ba27/FLAG1a396cbaf [2021-10-29 03:52:44,809 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c32651-a88d-4496-80c9-e685d3d8f7b9/bin/ukojak-Rh5K9KB4LI/data/0e7ac3bb6/b934a50a75df4082b38ebd2a7998ba27 [2021-10-29 03:52:44,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:52:44,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:52:44,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:52:44,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:52:44,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:52:44,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:52:44" (1/1) ... [2021-10-29 03:52:44,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@646680e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:52:44, skipping insertion in model container [2021-10-29 03:52:44,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:52:44" (1/1) ... [2021-10-29 03:52:44,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:52:44,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:52:45,290 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-29 03:52:45,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72ed3ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:52:45, skipping insertion in model container [2021-10-29 03:52:45,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:52:45,292 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 03:52:45,296 INFO L168 Benchmark]: Toolchain (without parser) took 481.01 ms. Allocated memory is still 60.8 MB. Free memory was 39.3 MB in the beginning and 28.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:52:45,297 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 60.8 MB. Free memory is still 41.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:52:45,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 477.73 ms. Allocated memory is still 60.8 MB. Free memory was 39.0 MB in the beginning and 28.8 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:52:45,301 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 60.8 MB. Free memory is still 41.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 477.73 ms. Allocated memory is still 60.8 MB. Free memory was 39.0 MB in the beginning and 28.8 MB in the end (delta: 10.2 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: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...