./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3 --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 d4f3beee7d9a211cc04d5df24adf0d3371004e18 ............................................................................................................................... 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_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3 --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 d4f3beee7d9a211cc04d5df24adf0d3371004e18 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 19:21:24,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:21:24,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:21:24,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:21:24,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:21:24,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:21:24,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:21:24,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:21:24,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:21:24,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:21:24,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:21:24,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:21:24,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:21:24,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:21:24,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:21:24,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:21:25,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:21:25,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:21:25,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:21:25,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:21:25,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:21:25,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:21:25,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:21:25,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:21:25,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:21:25,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:21:25,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:21:25,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:21:25,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:21:25,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:21:25,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:21:25,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:21:25,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:21:25,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:21:25,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:21:25,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:21:25,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:21:25,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:21:25,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:21:25,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:21:25,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:21:25,064 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-15 19:21:25,124 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:21:25,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:21:25,125 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:21:25,125 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:21:25,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:21:25,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:21:25,127 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:21:25,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:21:25,127 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-15 19:21:25,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:21:25,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:21:25,128 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-15 19:21:25,128 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-15 19:21:25,129 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-15 19:21:25,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:21:25,129 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-15 19:21:25,129 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:21:25,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:21:25,130 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:21:25,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:21:25,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:21:25,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:21:25,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:21:25,131 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:21:25,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 19:21:25,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:21:25,132 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_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4f3beee7d9a211cc04d5df24adf0d3371004e18 [2021-10-15 19:21:25,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:21:25,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:21:25,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:21:25,464 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:21:25,465 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:21:25,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2021-10-15 19:21:25,555 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/data/9ea43798c/c90c68c772424d21830527d806159391/FLAGf1cb4422c [2021-10-15 19:21:26,479 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:21:26,481 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2021-10-15 19:21:26,535 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/data/9ea43798c/c90c68c772424d21830527d806159391/FLAGf1cb4422c [2021-10-15 19:21:26,947 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/data/9ea43798c/c90c68c772424d21830527d806159391 [2021-10-15 19:21:26,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:21:26,953 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-15 19:21:26,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:21:26,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:21:26,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:21:26,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:21:26" (1/1) ... [2021-10-15 19:21:26,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e48cf31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:21:26, skipping insertion in model container [2021-10-15 19:21:26,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:21:26" (1/1) ... [2021-10-15 19:21:26,971 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:21:27,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:21:28,732 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-15 19:21:28,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24ce3c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:21:28, skipping insertion in model container [2021-10-15 19:21:28,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:21:28,734 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-15 19:21:28,740 INFO L168 Benchmark]: Toolchain (without parser) took 1782.15 ms. Allocated memory is still 92.3 MB. Free memory was 66.9 MB in the beginning and 50.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:21:28,741 INFO L168 Benchmark]: CDTParser took 0.84 ms. Allocated memory is still 75.5 MB. Free memory is still 56.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:21:28,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1779.13 ms. Allocated memory is still 92.3 MB. Free memory was 66.7 MB in the beginning and 51.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:21:28,747 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 ms. Allocated memory is still 75.5 MB. Free memory is still 56.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1779.13 ms. Allocated memory is still 92.3 MB. Free memory was 66.7 MB in the beginning and 51.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-15 19:21:31,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:21:31,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:21:31,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:21:31,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:21:31,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:21:31,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:21:31,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:21:31,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:21:31,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:21:31,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:21:31,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:21:31,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:21:31,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:21:31,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:21:31,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:21:31,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:21:31,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:21:31,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:21:31,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:21:31,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:21:31,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:21:31,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:21:31,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:21:31,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:21:31,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:21:31,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:21:31,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:21:31,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:21:31,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:21:31,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:21:31,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:21:31,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:21:31,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:21:31,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:21:31,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:21:31,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:21:31,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:21:31,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:21:31,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:21:31,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:21:31,380 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-15 19:21:31,433 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:21:31,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:21:31,434 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:21:31,434 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:21:31,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:21:31,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:21:31,437 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:21:31,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:21:31,439 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-15 19:21:31,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:21:31,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:21:31,440 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-15 19:21:31,441 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-15 19:21:31,441 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-15 19:21:31,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:21:31,441 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-15 19:21:31,441 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 19:21:31,442 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 19:21:31,442 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:21:31,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:21:31,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:21:31,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:21:31,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:21:31,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:21:31,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:21:31,443 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 19:21:31,444 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 19:21:31,444 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:21:31,444 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 19:21:31,444 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_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4f3beee7d9a211cc04d5df24adf0d3371004e18 [2021-10-15 19:21:31,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:21:31,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:21:31,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:21:31,863 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:21:31,865 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:21:31,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2021-10-15 19:21:31,952 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/data/c885624f8/0267030d1e8e440bb45d2fcdd8dd08fc/FLAG859942fd2 [2021-10-15 19:21:32,919 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:21:32,920 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2021-10-15 19:21:32,971 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/data/c885624f8/0267030d1e8e440bb45d2fcdd8dd08fc/FLAG859942fd2 [2021-10-15 19:21:33,481 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607e0202-74e9-4183-9dce-548b0048173c/bin/uautomizer-hJ6jxDFKc3/data/c885624f8/0267030d1e8e440bb45d2fcdd8dd08fc [2021-10-15 19:21:33,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:21:33,486 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-15 19:21:33,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:21:33,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:21:33,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:21:33,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:21:33" (1/1) ... [2021-10-15 19:21:33,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c3ffde2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:21:33, skipping insertion in model container [2021-10-15 19:21:33,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:21:33" (1/1) ... [2021-10-15 19:21:33,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:21:33,602 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:21:35,100 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-15 19:21:35,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42d91f10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:21:35, skipping insertion in model container [2021-10-15 19:21:35,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:21:35,102 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-15 19:21:35,104 INFO L168 Benchmark]: Toolchain (without parser) took 1616.96 ms. Allocated memory is still 81.8 MB. Free memory was 52.3 MB in the beginning and 48.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-15 19:21:35,105 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 50.3 MB. Free memory was 30.4 MB in the beginning and 30.4 MB in the end (delta: 36.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:21:35,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1613.61 ms. Allocated memory is still 81.8 MB. Free memory was 52.1 MB in the beginning and 48.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-15 19:21:35,108 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 50.3 MB. Free memory was 30.4 MB in the beginning and 30.4 MB in the end (delta: 36.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1613.61 ms. Allocated memory is still 81.8 MB. Free memory was 52.1 MB in the beginning and 48.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...