./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/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_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 ............................................................................................................................... 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_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/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_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 .................................................................................................................................. 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 08:44:37,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:44:37,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:44:37,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:44:37,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:44:37,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:44:37,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:44:37,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:44:37,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:44:37,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:44:37,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:44:37,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:44:37,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:44:37,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:44:37,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:44:37,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:44:37,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:44:37,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:44:37,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:44:37,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:44:37,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:44:37,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:44:37,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:44:37,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:44:37,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:44:37,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:44:37,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:44:37,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:44:37,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:44:37,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:44:37,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:44:37,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:44:37,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:44:37,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:44:37,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:44:37,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:44:37,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:44:37,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:44:37,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:44:37,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:44:37,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:44:37,772 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 08:44:37,827 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:44:37,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:44:37,828 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:44:37,829 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:44:37,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:44:37,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:44:37,840 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:44:37,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:44:37,840 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:44:37,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:44:37,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:44:37,842 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 08:44:37,843 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 08:44:37,843 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 08:44:37,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:44:37,843 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 08:44:37,844 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:44:37,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:44:37,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:44:37,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:44:37,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:44:37,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:44:37,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:44:37,846 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:44:37,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:44:37,846 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:44:37,847 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_17ecce9e-5d1e-471a-a23e-0ecca738c39f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2021-10-28 08:44:38,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:44:38,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:44:38,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:44:38,252 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:44:38,253 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:44:38,254 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-10-28 08:44:38,332 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/data/75b2ea699/7e5c7ddd23824b8cab9211ebc51da264/FLAG82cdf1946 [2021-10-28 08:44:39,246 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:44:39,247 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-10-28 08:44:39,298 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/data/75b2ea699/7e5c7ddd23824b8cab9211ebc51da264/FLAG82cdf1946 [2021-10-28 08:44:39,799 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/data/75b2ea699/7e5c7ddd23824b8cab9211ebc51da264 [2021-10-28 08:44:39,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:44:39,804 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 08:44:39,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:44:39,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:44:39,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:44:39,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:44:39" (1/1) ... [2021-10-28 08:44:39,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@635607ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:39, skipping insertion in model container [2021-10-28 08:44:39,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:44:39" (1/1) ... [2021-10-28 08:44:39,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:44:39,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:44:41,448 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-28 08:44:41,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7fe6878d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:41, skipping insertion in model container [2021-10-28 08:44:41,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:44:41,450 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 08:44:41,453 INFO L168 Benchmark]: Toolchain (without parser) took 1647.09 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 62.8 MB in the beginning and 90.4 MB in the end (delta: -27.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 08:44:41,454 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory is still 51.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:44:41,456 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1643.53 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 62.6 MB in the beginning and 90.4 MB in the end (delta: -27.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 08:44:41,458 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory is still 51.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1643.53 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 62.6 MB in the beginning and 90.4 MB in the end (delta: -27.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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 08:44:44,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:44:44,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:44:44,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:44:44,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:44:44,316 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:44:44,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:44:44,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:44:44,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:44:44,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:44:44,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:44:44,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:44:44,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:44:44,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:44:44,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:44:44,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:44:44,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:44:44,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:44:44,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:44:44,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:44:44,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:44:44,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:44:44,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:44:44,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:44:44,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:44:44,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:44:44,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:44:44,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:44:44,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:44:44,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:44:44,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:44:44,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:44:44,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:44:44,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:44:44,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:44:44,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:44:44,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:44:44,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:44:44,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:44:44,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:44:44,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:44:44,452 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 08:44:44,507 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:44:44,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:44:44,509 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:44:44,509 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:44:44,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:44:44,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:44:44,513 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:44:44,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:44:44,513 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:44:44,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:44:44,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:44:44,516 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 08:44:44,516 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 08:44:44,516 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 08:44:44,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:44:44,517 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 08:44:44,517 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 08:44:44,518 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 08:44:44,518 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:44:44,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:44:44,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:44:44,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:44:44,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:44:44,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:44:44,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:44:44,521 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 08:44:44,521 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 08:44:44,522 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:44:44,522 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 08:44:44,522 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_17ecce9e-5d1e-471a-a23e-0ecca738c39f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2021-10-28 08:44:45,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:44:45,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:44:45,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:44:45,085 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:44:45,086 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:44:45,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-10-28 08:44:45,159 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/data/0d151e613/e8f9009f30b844969132d9514a757d14/FLAG403c4f137 [2021-10-28 08:44:46,130 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:44:46,132 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-10-28 08:44:46,184 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/data/0d151e613/e8f9009f30b844969132d9514a757d14/FLAG403c4f137 [2021-10-28 08:44:46,600 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ecce9e-5d1e-471a-a23e-0ecca738c39f/bin/uautomizer-UnR33cPsHg/data/0d151e613/e8f9009f30b844969132d9514a757d14 [2021-10-28 08:44:46,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:44:46,605 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 08:44:46,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:44:46,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:44:46,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:44:46,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:44:46" (1/1) ... [2021-10-28 08:44:46,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@367e8e60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:46, skipping insertion in model container [2021-10-28 08:44:46,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:44:46" (1/1) ... [2021-10-28 08:44:46,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:44:46,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:44:48,367 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-28 08:44:48,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7fadf719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:48, skipping insertion in model container [2021-10-28 08:44:48,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:44:48,369 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 08:44:48,372 INFO L168 Benchmark]: Toolchain (without parser) took 1765.18 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 26.7 MB in the beginning and 52.4 MB in the end (delta: -25.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2021-10-28 08:44:48,374 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.4 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:44:48,375 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1761.58 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 26.4 MB in the beginning and 52.4 MB in the end (delta: -25.9 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2021-10-28 08:44:48,377 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.4 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1761.58 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 26.4 MB in the beginning and 52.4 MB in the end (delta: -25.9 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...