./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y --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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:45:30,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:45:30,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:45:30,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:45:30,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:45:30,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:45:30,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:45:30,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:45:30,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:45:30,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:45:30,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:45:30,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:45:30,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:45:30,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:45:30,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:45:30,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:45:30,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:45:30,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:45:30,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:45:30,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:45:30,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:45:30,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:45:30,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:45:30,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:45:30,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:45:30,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:45:30,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:45:30,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:45:30,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:45:30,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:45:30,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:45:30,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:45:30,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:45:30,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:45:30,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:45:30,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:45:30,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:45:30,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:45:30,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:45:30,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:45:30,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:45:30,889 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-13 18:45:30,935 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:45:30,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:45:30,940 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:45:30,940 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:45:30,947 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:45:30,948 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:45:30,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:45:30,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:45:30,949 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:45:30,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:45:30,951 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:45:30,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:45:30,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:45:30,952 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 18:45:30,952 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 18:45:30,952 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 18:45:30,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:45:30,952 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 18:45:30,953 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:45:30,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:45:30,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:45:30,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:45:30,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:45:30,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:45:30,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:45:30,955 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:45:30,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:45:30,955 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:45:30,955 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_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2021-11-13 18:45:31,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:45:31,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:45:31,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:45:31,308 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:45:31,309 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:45:31,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-11-13 18:45:31,403 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/data/c7606713a/1ff1883d649b4cb6b5aa0207322dd81b/FLAGb253cf9f8 [2021-11-13 18:45:32,098 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:45:32,102 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-11-13 18:45:32,145 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/data/c7606713a/1ff1883d649b4cb6b5aa0207322dd81b/FLAGb253cf9f8 [2021-11-13 18:45:32,250 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/data/c7606713a/1ff1883d649b4cb6b5aa0207322dd81b [2021-11-13 18:45:32,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:45:32,254 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-13 18:45:32,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:45:32,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:45:32,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:45:32,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:45:32" (1/1) ... [2021-11-13 18:45:32,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d2cdf44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:45:32, skipping insertion in model container [2021-11-13 18:45:32,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:45:32" (1/1) ... [2021-11-13 18:45:32,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:45:32,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:45:33,403 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-13 18:45:33,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1884e11f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:45:33, skipping insertion in model container [2021-11-13 18:45:33,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:45:33,406 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-11-13 18:45:33,409 INFO L158 Benchmark]: Toolchain (without parser) took 1152.69ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 57.5MB in the beginning and 86.6MB in the end (delta: -29.1MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2021-11-13 18:45:33,411 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:45:33,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1135.96ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 57.3MB in the beginning and 86.6MB in the end (delta: -29.3MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2021-11-13 18:45:33,416 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1135.96ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 57.3MB in the beginning and 86.6MB in the end (delta: -29.3MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y --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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:45:36,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:45:36,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:45:36,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:45:36,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:45:36,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:45:36,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:45:36,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:45:36,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:45:36,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:45:36,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:45:36,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:45:36,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:45:36,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:45:36,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:45:36,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:45:36,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:45:36,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:45:36,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:45:36,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:45:36,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:45:36,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:45:36,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:45:36,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:45:36,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:45:36,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:45:36,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:45:36,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:45:36,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:45:36,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:45:36,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:45:36,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:45:36,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:45:36,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:45:36,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:45:36,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:45:36,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:45:36,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:45:36,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:45:36,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:45:36,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:45:36,146 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-13 18:45:36,198 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:45:36,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:45:36,199 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:45:36,200 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:45:36,201 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:45:36,201 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:45:36,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:45:36,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:45:36,203 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:45:36,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:45:36,205 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:45:36,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:45:36,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:45:36,206 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 18:45:36,206 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 18:45:36,206 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 18:45:36,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:45:36,207 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 18:45:36,207 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:45:36,207 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:45:36,208 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:45:36,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:45:36,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:45:36,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:45:36,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:45:36,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:45:36,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:45:36,210 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:45:36,210 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:45:36,210 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:45:36,210 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:45:36,211 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_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2021-11-13 18:45:36,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:45:36,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:45:36,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:45:36,648 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:45:36,651 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:45:36,652 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-11-13 18:45:36,735 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/data/6b310c594/db87560436ef4bcd80e040cc817ab9ef/FLAG12944702f [2021-11-13 18:45:37,636 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:45:37,636 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-11-13 18:45:37,669 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/data/6b310c594/db87560436ef4bcd80e040cc817ab9ef/FLAG12944702f [2021-11-13 18:45:37,729 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b8395c-6d6d-416f-a1bd-34c3dbb6bba0/bin/uautomizer-YU5uOKAj3y/data/6b310c594/db87560436ef4bcd80e040cc817ab9ef [2021-11-13 18:45:37,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:45:37,733 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-13 18:45:37,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:45:37,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:45:37,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:45:37,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:45:37" (1/1) ... [2021-11-13 18:45:37,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48300052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:45:37, skipping insertion in model container [2021-11-13 18:45:37,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:45:37" (1/1) ... [2021-11-13 18:45:37,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:45:37,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:45:39,032 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-13 18:45:39,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bef9f3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:45:39, skipping insertion in model container [2021-11-13 18:45:39,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:45:39,034 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-11-13 18:45:39,036 INFO L158 Benchmark]: Toolchain (without parser) took 1301.83ms. Allocated memory is still 71.3MB. Free memory was 49.1MB in the beginning and 46.6MB in the end (delta: 2.5MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2021-11-13 18:45:39,037 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 71.3MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:45:39,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1299.15ms. Allocated memory is still 71.3MB. Free memory was 48.8MB in the beginning and 46.6MB in the end (delta: 2.2MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2021-11-13 18:45:39,039 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 71.3MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1299.15ms. Allocated memory is still 71.3MB. Free memory was 48.8MB in the beginning and 46.6MB in the end (delta: 2.2MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN