./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 ............................................................................................................................... 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_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:23:41,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:23:41,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:23:41,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:23:41,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:23:41,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:23:41,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:23:41,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:23:41,809 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:23:41,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:23:41,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:23:41,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:23:41,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:23:41,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:23:41,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:23:41,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:23:41,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:23:41,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:23:41,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:23:41,828 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:23:41,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:23:41,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:23:41,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:23:41,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:23:41,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:23:41,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:23:41,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:23:41,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:23:41,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:23:41,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:23:41,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:23:41,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:23:41,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:23:41,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:23:41,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:23:41,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:23:41,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:23:41,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:23:41,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:23:41,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:23:41,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:23:41,861 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-10-28 09:23:41,911 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:23:41,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:23:41,912 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:23:41,912 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:23:41,919 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:23:41,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:23:41,920 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:23:41,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:23:41,920 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:23:41,921 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:23:41,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:23:41,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:23:41,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:23:41,922 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:23:41,923 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:23:41,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:23:41,923 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:23:41,923 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:23:41,923 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:23:41,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:23:41,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:23:41,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:23:41,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:23:41,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:23:41,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:23:41,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:23:41,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:23:41,926 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:23:41,926 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_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2021-10-28 09:23:42,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:23:42,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:23:42,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:23:42,220 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:23:42,221 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:23:42,222 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-10-28 09:23:42,297 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/data/50fd667ca/c91ab39459eb4815bd2c81d345e37b7c/FLAGb5147f68a [2021-10-28 09:23:42,865 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:23:42,865 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/sv-benchmarks/c/memsafety/global-atexit.i [2021-10-28 09:23:42,917 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/data/50fd667ca/c91ab39459eb4815bd2c81d345e37b7c/FLAGb5147f68a [2021-10-28 09:23:43,178 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/data/50fd667ca/c91ab39459eb4815bd2c81d345e37b7c [2021-10-28 09:23:43,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:23:43,209 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:23:43,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:23:43,213 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:23:43,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:23:43,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:23:43" (1/1) ... [2021-10-28 09:23:43,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@589889e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:23:43, skipping insertion in model container [2021-10-28 09:23:43,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:23:43" (1/1) ... [2021-10-28 09:23:43,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:23:43,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:23:43,571 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-28 09:23:43,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2b8ae84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:23:43, skipping insertion in model container [2021-10-28 09:23:43,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:23:43,572 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:23:43,575 INFO L168 Benchmark]: Toolchain (without parser) took 364.14 ms. Allocated memory is still 90.2 MB. Free memory was 68.9 MB in the beginning and 64.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:23:43,576 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 90.2 MB. Free memory was 65.8 MB in the beginning and 65.8 MB in the end (delta: 53.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:23:43,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.41 ms. Allocated memory is still 90.2 MB. Free memory was 68.7 MB in the beginning and 64.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:23:43,580 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 90.2 MB. Free memory was 65.8 MB in the beginning and 65.8 MB in the end (delta: 53.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 359.41 ms. Allocated memory is still 90.2 MB. Free memory was 68.7 MB in the beginning and 64.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 6.3 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 [2021-10-28 09:23:46,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:23:46,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:23:46,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:23:46,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:23:46,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:23:46,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:23:46,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:23:46,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:23:46,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:23:46,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:23:46,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:23:46,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:23:46,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:23:46,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:23:46,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:23:46,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:23:46,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:23:46,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:23:46,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:23:46,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:23:46,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:23:46,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:23:46,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:23:46,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:23:46,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:23:46,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:23:46,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:23:46,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:23:46,229 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:23:46,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:23:46,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:23:46,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:23:46,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:23:46,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:23:46,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:23:46,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:23:46,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:23:46,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:23:46,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:23:46,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:23:46,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-10-28 09:23:46,291 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:23:46,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:23:46,292 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:23:46,293 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:23:46,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:23:46,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:23:46,295 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:23:46,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:23:46,296 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:23:46,296 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:23:46,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:23:46,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:23:46,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:23:46,298 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:23:46,298 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:23:46,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:23:46,299 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:23:46,299 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:23:46,299 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:23:46,299 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:23:46,299 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:23:46,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:23:46,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:23:46,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:23:46,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:23:46,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:23:46,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:23:46,301 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:23:46,301 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:23:46,302 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:23:46,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:23:46,302 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_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2021-10-28 09:23:46,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:23:46,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:23:46,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:23:46,774 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:23:46,775 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:23:46,777 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-10-28 09:23:46,874 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/data/949b6b465/7442e141e52f4b3c8496482e241bfea2/FLAGa9ec01bb8 [2021-10-28 09:23:47,448 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:23:47,448 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/sv-benchmarks/c/memsafety/global-atexit.i [2021-10-28 09:23:47,460 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/data/949b6b465/7442e141e52f4b3c8496482e241bfea2/FLAGa9ec01bb8 [2021-10-28 09:23:47,702 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9ec2ac-658f-4916-a155-2585893c194c/bin/uautomizer-UnR33cPsHg/data/949b6b465/7442e141e52f4b3c8496482e241bfea2 [2021-10-28 09:23:47,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:23:47,712 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:23:47,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:23:47,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:23:47,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:23:47,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:23:47" (1/1) ... [2021-10-28 09:23:47,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52287900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:23:47, skipping insertion in model container [2021-10-28 09:23:47,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:23:47" (1/1) ... [2021-10-28 09:23:47,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:23:47,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:23:48,081 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-28 09:23:48,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@224e5795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:23:48, skipping insertion in model container [2021-10-28 09:23:48,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:23:48,082 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:23:48,084 INFO L168 Benchmark]: Toolchain (without parser) took 371.07 ms. Allocated memory is still 83.9 MB. Free memory was 48.0 MB in the beginning and 67.3 MB in the end (delta: -19.3 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:23:48,085 INFO L168 Benchmark]: CDTParser took 2.11 ms. Allocated memory is still 83.9 MB. Free memory was 65.4 MB in the beginning and 65.3 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:23:48,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 366.15 ms. Allocated memory is still 83.9 MB. Free memory was 47.8 MB in the beginning and 67.3 MB in the end (delta: -19.5 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:23:48,087 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.11 ms. Allocated memory is still 83.9 MB. Free memory was 65.4 MB in the beginning and 65.3 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 366.15 ms. Allocated memory is still 83.9 MB. Free memory was 47.8 MB in the beginning and 67.3 MB in the end (delta: -19.5 MB). Peak memory consumption was 8.7 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...