./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-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_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD --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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e ............................................................................................................................... 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_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD --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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e .................................................................................................................................. 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 23:18:11,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:18:11,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:18:12,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:18:12,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:18:12,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:18:12,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:18:12,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:18:12,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:18:12,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:18:12,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:18:12,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:18:12,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:18:12,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:18:12,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:18:12,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:18:12,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:18:12,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:18:12,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:18:12,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:18:12,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:18:12,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:18:12,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:18:12,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:18:12,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:18:12,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:18:12,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:18:12,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:18:12,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:18:12,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:18:12,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:18:12,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:18:12,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:18:12,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:18:12,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:18:12,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:18:12,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:18:12,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:18:12,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:18:12,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:18:12,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:18:12,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 23:18:12,169 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:18:12,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:18:12,171 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:18:12,171 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:18:12,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:18:12,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:18:12,174 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:18:12,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:18:12,175 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:18:12,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:18:12,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:18:12,177 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:18:12,177 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:18:12,178 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:18:12,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:18:12,178 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:18:12,178 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:18:12,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:18:12,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:18:12,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:18:12,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:18:12,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:18:12,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:18:12,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:18:12,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:18:12,181 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:18:12,181 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_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2021-10-28 23:18:12,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:18:12,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:18:12,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:18:12,627 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:18:12,628 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:18:12,630 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-10-28 23:18:12,714 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/data/83e3c58dd/4ec6d40e6a444792bdebe1c1436bcf86/FLAG51101136a [2021-10-28 23:18:13,589 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:18:13,590 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-10-28 23:18:13,640 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/data/83e3c58dd/4ec6d40e6a444792bdebe1c1436bcf86/FLAG51101136a [2021-10-28 23:18:13,676 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/data/83e3c58dd/4ec6d40e6a444792bdebe1c1436bcf86 [2021-10-28 23:18:13,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:18:13,684 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:18:13,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:18:13,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:18:13,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:18:13,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:18:13" (1/1) ... [2021-10-28 23:18:13,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d3a6fc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:13, skipping insertion in model container [2021-10-28 23:18:13,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:18:13" (1/1) ... [2021-10-28 23:18:13,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:18:13,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:18:14,997 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-10-28 23:18:14,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b1dc0b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:14, skipping insertion in model container [2021-10-28 23:18:14,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:18:15,000 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:18:15,003 INFO L168 Benchmark]: Toolchain (without parser) took 1316.75 ms. Allocated memory is still 119.5 MB. Free memory was 86.1 MB in the beginning and 84.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:18:15,004 INFO L168 Benchmark]: CDTParser took 0.81 ms. Allocated memory is still 83.9 MB. Free memory is still 46.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:18:15,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1310.50 ms. Allocated memory is still 119.5 MB. Free memory was 86.1 MB in the beginning and 84.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:18:15,010 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 ms. Allocated memory is still 83.9 MB. Free memory is still 46.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1310.50 ms. Allocated memory is still 119.5 MB. Free memory was 86.1 MB in the beginning and 84.8 MB in the end (delta: 1.3 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: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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 23:18:17,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:18:17,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:18:17,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:18:17,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:18:17,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:18:17,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:18:17,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:18:17,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:18:17,803 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:18:17,805 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:18:17,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:18:17,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:18:17,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:18:17,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:18:17,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:18:17,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:18:17,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:18:17,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:18:17,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:18:17,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:18:17,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:18:17,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:18:17,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:18:17,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:18:17,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:18:17,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:18:17,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:18:17,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:18:17,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:18:17,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:18:17,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:18:17,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:18:17,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:18:17,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:18:17,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:18:17,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:18:17,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:18:17,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:18:17,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:18:17,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:18:17,886 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 23:18:17,912 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:18:17,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:18:17,913 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:18:17,913 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:18:17,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:18:17,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:18:17,915 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:18:17,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:18:17,915 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:18:17,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:18:17,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:18:17,916 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:18:17,916 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:18:17,916 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:18:17,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:18:17,916 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:18:17,917 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:18:17,917 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:18:17,917 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:18:17,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:18:17,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:18:17,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:18:17,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:18:17,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:18:17,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:18:17,919 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:18:17,919 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:18:17,919 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:18:17,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:18:17,919 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_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2021-10-28 23:18:18,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:18:18,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:18:18,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:18:18,430 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:18:18,433 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:18:18,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-10-28 23:18:18,531 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/data/18273c3bb/922eea208844401f8fa4d8358b569eaf/FLAG72183e822 [2021-10-28 23:18:19,479 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:18:19,481 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-10-28 23:18:19,530 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/data/18273c3bb/922eea208844401f8fa4d8358b569eaf/FLAG72183e822 [2021-10-28 23:18:19,986 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f73458-c7f3-4ba5-a726-35368d97ccee/bin/uautomizer-GMMbpWq8iD/data/18273c3bb/922eea208844401f8fa4d8358b569eaf [2021-10-28 23:18:19,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:18:19,993 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:18:19,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:18:19,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:18:20,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:18:20,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:18:19" (1/1) ... [2021-10-28 23:18:20,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b8abe62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:20, skipping insertion in model container [2021-10-28 23:18:20,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:18:19" (1/1) ... [2021-10-28 23:18:20,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:18:20,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:18:21,800 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-10-28 23:18:21,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57f3b5cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:21, skipping insertion in model container [2021-10-28 23:18:21,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:18:21,802 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:18:21,805 INFO L168 Benchmark]: Toolchain (without parser) took 1810.28 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 29.9 MB in the beginning and 40.2 MB in the end (delta: -10.3 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:18:21,807 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 56.6 MB. Free memory was 37.4 MB in the beginning and 37.4 MB in the end (delta: 28.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:18:21,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1803.98 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 29.7 MB in the beginning and 40.2 MB in the end (delta: -10.6 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:18:21,812 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 56.6 MB. Free memory was 37.4 MB in the beginning and 37.4 MB in the end (delta: 28.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1803.98 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 29.7 MB in the beginning and 40.2 MB in the end (delta: -10.6 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...