./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 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak --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 d1b1b34008a1f107ed3f99334cc6076559cadae6 .............................................................................................................................. 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_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak --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 d1b1b34008a1f107ed3f99334cc6076559cadae6 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:06:39,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:06:39,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:06:39,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:06:39,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:06:39,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:06:39,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:06:39,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:06:39,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:06:39,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:06:39,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:06:39,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:06:39,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:06:39,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:06:39,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:06:39,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:06:39,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:06:39,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:06:39,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:06:39,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:06:39,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:06:39,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:06:39,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:06:39,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:06:39,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:06:39,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:06:39,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:06:39,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:06:39,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:06:39,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:06:39,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:06:39,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:06:39,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:06:39,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:06:39,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:06:39,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:06:39,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:06:39,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:06:39,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:06:39,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:06:39,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:06:39,867 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-12-01 18:06:39,919 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:06:39,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:06:39,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:06:39,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:06:39,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:06:39,923 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:06:39,923 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:06:39,923 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:06:39,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:06:39,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:06:39,925 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 18:06:39,925 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 18:06:39,925 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 18:06:39,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:06:39,926 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:06:39,926 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:06:39,926 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:06:39,927 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:06:39,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:06:39,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:06:39,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:06:39,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:06:39,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:06:39,928 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:06:39,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:06:39,929 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_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2020-12-01 18:06:40,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:06:40,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:06:40,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:06:40,323 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:06:40,325 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:06:40,326 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2020-12-01 18:06:40,405 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/data/39a475105/0e27b13985a04920acca66703669fb2b/FLAGeb23c3aa8 [2020-12-01 18:06:41,045 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:06:41,046 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/sv-benchmarks/c/memsafety/global-atexit-2.i [2020-12-01 18:06:41,059 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/data/39a475105/0e27b13985a04920acca66703669fb2b/FLAGeb23c3aa8 [2020-12-01 18:06:41,319 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/data/39a475105/0e27b13985a04920acca66703669fb2b [2020-12-01 18:06:41,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:06:41,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:06:41,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:06:41,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:06:41,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:06:41,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:06:41" (1/1) ... [2020-12-01 18:06:41,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b52c9bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:41, skipping insertion in model container [2020-12-01 18:06:41,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:06:41" (1/1) ... [2020-12-01 18:06:41,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:06:41,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:06:41,718 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-12-01 18:06:41,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6746c699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:41, skipping insertion in model container [2020-12-01 18:06:41,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:06:41,720 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:06:41,722 INFO L168 Benchmark]: Toolchain (without parser) took 398.05 ms. Allocated memory is still 113.2 MB. Free memory was 77.4 MB in the beginning and 88.8 MB in the end (delta: -11.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:06:41,724 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 113.2 MB. Free memory was 85.6 MB in the beginning and 85.5 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:06:41,725 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.50 ms. Allocated memory is still 113.2 MB. Free memory was 77.2 MB in the beginning and 88.8 MB in the end (delta: -11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:06:41,727 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 113.2 MB. Free memory was 85.6 MB in the beginning and 85.5 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 392.50 ms. Allocated memory is still 113.2 MB. Free memory was 77.2 MB in the beginning and 88.8 MB in the end (delta: -11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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 0.2.0-69874e2 [2020-12-01 18:06:44,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:06:44,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:06:44,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:06:44,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:06:44,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:06:44,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:06:44,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:06:44,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:06:44,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:06:44,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:06:44,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:06:44,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:06:44,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:06:44,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:06:44,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:06:44,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:06:44,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:06:44,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:06:44,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:06:44,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:06:44,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:06:44,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:06:44,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:06:44,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:06:44,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:06:44,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:06:44,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:06:44,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:06:44,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:06:44,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:06:44,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:06:44,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:06:44,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:06:44,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:06:44,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:06:44,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:06:44,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:06:44,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:06:44,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:06:44,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:06:44,237 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2020-12-01 18:06:44,262 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:06:44,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:06:44,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:06:44,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:06:44,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:06:44,267 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:06:44,267 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:06:44,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:06:44,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:06:44,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:06:44,269 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 18:06:44,269 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 18:06:44,269 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 18:06:44,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:06:44,270 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:06:44,270 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:06:44,270 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:06:44,270 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:06:44,271 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:06:44,271 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:06:44,271 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:06:44,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:06:44,272 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:06:44,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:06:44,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:06:44,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:06:44,272 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:06:44,273 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:06:44,273 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:06:44,273 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:06:44,273 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_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2020-12-01 18:06:44,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:06:44,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:06:44,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:06:44,750 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:06:44,751 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:06:44,752 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2020-12-01 18:06:44,856 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/data/4d44c8309/db34c8db4aec47c285c5cbd7eb23620c/FLAGbcd8db44d [2020-12-01 18:06:45,372 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:06:45,373 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/sv-benchmarks/c/memsafety/global-atexit-2.i [2020-12-01 18:06:45,388 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/data/4d44c8309/db34c8db4aec47c285c5cbd7eb23620c/FLAGbcd8db44d [2020-12-01 18:06:45,715 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ac8e7716-d5bc-418c-a97c-ccee07dbc8e0/bin/ukojak/data/4d44c8309/db34c8db4aec47c285c5cbd7eb23620c [2020-12-01 18:06:45,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:06:45,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:06:45,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:06:45,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:06:45,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:06:45,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:06:45" (1/1) ... [2020-12-01 18:06:45,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8ab54d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:45, skipping insertion in model container [2020-12-01 18:06:45,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:06:45" (1/1) ... [2020-12-01 18:06:45,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:06:45,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:06:46,032 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-12-01 18:06:46,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b2ffcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:46, skipping insertion in model container [2020-12-01 18:06:46,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:06:46,034 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:06:46,040 INFO L168 Benchmark]: Toolchain (without parser) took 318.92 ms. Allocated memory is still 56.6 MB. Free memory was 34.2 MB in the beginning and 23.7 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:06:46,041 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 56.6 MB. Free memory was 38.6 MB in the beginning and 38.6 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:06:46,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 311.12 ms. Allocated memory is still 56.6 MB. Free memory was 33.9 MB in the beginning and 23.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:06:46,044 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 56.6 MB. Free memory was 38.6 MB in the beginning and 38.6 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 311.12 ms. Allocated memory is still 56.6 MB. Free memory was 33.9 MB in the beginning and 23.7 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...