./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 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu --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 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:36,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:36,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:36,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:36,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:36,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:36,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:36,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:36,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:36,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:36,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:36,986 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:36,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:36,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:36,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:36,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:36,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:36,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:37,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:37,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:37,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:37,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:37,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:37,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:37,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:37,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:37,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:37,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:37,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:37,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:37,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:37,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:37,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:37,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:37,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:37,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:37,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:37,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:37,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:37,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:37,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:37,040 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2021-11-23 15:56:37,085 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:37,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:37,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:37,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:37,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:37,088 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:37,089 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:56:37,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:37,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:37,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:37,097 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:56:37,098 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:56:37,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:37,098 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:37,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:37,098 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:37,099 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:37,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:37,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:37,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:37,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:37,100 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:37,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:37,100 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_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2021-11-23 15:56:37,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:37,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:37,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:37,435 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:37,435 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:37,437 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2021-11-23 15:56:37,517 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/data/0f3275c4e/a02cbd1cd5d44feb879f24624b32ad42/FLAG5d90ffe1d [2021-11-23 15:56:38,081 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:38,081 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/sv-benchmarks/c/memsafety/global-atexit-1.i [2021-11-23 15:56:38,097 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/data/0f3275c4e/a02cbd1cd5d44feb879f24624b32ad42/FLAG5d90ffe1d [2021-11-23 15:56:38,413 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/data/0f3275c4e/a02cbd1cd5d44feb879f24624b32ad42 [2021-11-23 15:56:38,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:38,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:38,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:38,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:38,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:38,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:38,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40536f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38, skipping insertion in model container [2021-11-23 15:56:38,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:38,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:38,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:38,818 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2021-11-23 15:56:38,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@307d71aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38, skipping insertion in model container [2021-11-23 15:56:38,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:38,819 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:56:38,827 INFO L158 Benchmark]: Toolchain (without parser) took 403.06ms. Allocated memory is still 94.4MB. Free memory was 59.2MB in the beginning and 69.6MB in the end (delta: -10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:38,828 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory was 67.2MB in the beginning and 67.2MB in the end (delta: 26.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:38,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.18ms. Allocated memory is still 94.4MB. Free memory was 59.0MB in the beginning and 69.6MB in the end (delta: -10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:38,831 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory was 67.2MB in the beginning and 67.2MB in the end (delta: 26.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.18ms. Allocated memory is still 94.4MB. Free memory was 59.0MB in the beginning and 69.6MB in the end (delta: -10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * 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... --- 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/config/svcomp-MemCleanup-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu --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 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:41,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:41,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:41,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:41,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:41,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:41,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:41,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:41,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:41,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:41,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:41,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:41,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:41,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:41,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:41,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:41,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:41,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:41,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:41,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:41,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:41,287 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:41,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:41,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:41,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:41,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:41,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:41,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:41,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:41,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:41,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:41,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:41,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:41,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:41,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:41,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:41,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:41,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:41,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:41,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:41,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:41,336 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/config/svcomp-MemCleanup-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:41,366 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:41,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:41,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:41,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:41,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:41,370 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:41,370 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:56:41,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:41,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:41,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:41,372 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:56:41,372 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:56:41,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:41,373 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:41,373 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:41,373 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:41,373 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:41,374 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:41,374 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:41,374 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:41,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:41,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:41,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:41,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:41,375 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:41,376 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:41,376 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:41,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:41,376 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_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2021-11-23 15:56:41,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:41,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:41,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:41,850 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:41,852 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:41,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2021-11-23 15:56:41,950 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/data/e2a180a04/9d4d188a4d5948428afa7052e1b9dbfc/FLAG104af69ce [2021-11-23 15:56:42,635 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:42,636 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/sv-benchmarks/c/memsafety/global-atexit-1.i [2021-11-23 15:56:42,660 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/data/e2a180a04/9d4d188a4d5948428afa7052e1b9dbfc/FLAG104af69ce [2021-11-23 15:56:42,869 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb86095d-2060-4426-bfbb-78b004091526/bin/ukojak-CwSLpZB5Qu/data/e2a180a04/9d4d188a4d5948428afa7052e1b9dbfc [2021-11-23 15:56:42,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:42,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:42,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:42,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:42,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:42,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:42,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6945a464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42, skipping insertion in model container [2021-11-23 15:56:42,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:42,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:42,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:43,256 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2021-11-23 15:56:43,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69c4dcc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43, skipping insertion in model container [2021-11-23 15:56:43,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:43,258 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:56:43,260 INFO L158 Benchmark]: Toolchain (without parser) took 385.49ms. Allocated memory is still 73.4MB. Free memory was 53.4MB in the beginning and 55.6MB in the end (delta: -2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:43,261 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 73.4MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:43,262 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.54ms. Allocated memory is still 73.4MB. Free memory was 53.2MB in the beginning and 55.9MB in the end (delta: -2.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:43,264 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 73.4MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.54ms. Allocated memory is still 73.4MB. Free memory was 53.2MB in the beginning and 55.9MB in the end (delta: -2.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN