./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer --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 85882b3782e79346e005d0912e816423d301fcd0 ........................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer --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 85882b3782e79346e005d0912e816423d301fcd0 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 18:43:24,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:43:24,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:43:24,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:43:24,309 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:43:24,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:43:24,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:43:24,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:43:24,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:43:24,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:43:24,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:43:24,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:43:24,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:43:24,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:43:24,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:43:24,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:43:24,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:43:24,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:43:24,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:43:24,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:43:24,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:43:24,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:43:24,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:43:24,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:43:24,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:43:24,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:43:24,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:43:24,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:43:24,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:43:24,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:43:24,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:43:24,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:43:24,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:43:24,328 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:43:24,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:43:24,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:43:24,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:43:24,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:43:24,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:43:24,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:43:24,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:43:24,331 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-12-07 18:43:24,340 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:43:24,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:43:24,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:43:24,342 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:43:24,342 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:43:24,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:43:24,342 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 18:43:24,342 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:43:24,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:43:24,342 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 18:43:24,342 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 18:43:24,343 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 18:43:24,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:43:24,343 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 18:43:24,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:43:24,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:43:24,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:43:24,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:43:24,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:43:24,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:43:24,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:43:24,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:43:24,344 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:43:24,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 18:43:24,344 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:43:24,344 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer 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 -> 85882b3782e79346e005d0912e816423d301fcd0 [2019-12-07 18:43:24,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:43:24,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:43:24,457 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:43:24,459 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:43:24,459 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:43:24,459 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2019-12-07 18:43:24,498 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/data/d8b7183f3/33ae5b3dcb114cf6a32364c5202d1464/FLAG978ee8fa5 [2019-12-07 18:43:24,937 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:43:24,937 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2019-12-07 18:43:24,954 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/data/d8b7183f3/33ae5b3dcb114cf6a32364c5202d1464/FLAG978ee8fa5 [2019-12-07 18:43:24,963 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/data/d8b7183f3/33ae5b3dcb114cf6a32364c5202d1464 [2019-12-07 18:43:24,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:43:24,966 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-07 18:43:24,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:43:24,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:43:24,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:43:24,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:43:24" (1/1) ... [2019-12-07 18:43:24,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4573b0fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:43:24, skipping insertion in model container [2019-12-07 18:43:24,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:43:24" (1/1) ... [2019-12-07 18:43:24,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:43:25,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:43:25,762 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-12-07 18:43:25,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d5cfb09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:43:25, skipping insertion in model container [2019-12-07 18:43:25,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:43:25,763 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-12-07 18:43:25,765 INFO L168 Benchmark]: Toolchain (without parser) took 798.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -140.6 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2019-12-07 18:43:25,766 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:43:25,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 796.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -140.6 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2019-12-07 18:43:25,768 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 796.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -140.6 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2245]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 18:43:26,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:43:26,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:43:26,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:43:26,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:43:26,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:43:26,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:43:26,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:43:26,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:43:26,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:43:26,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:43:26,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:43:26,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:43:26,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:43:26,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:43:26,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:43:26,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:43:26,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:43:26,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:43:26,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:43:26,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:43:26,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:43:26,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:43:26,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:43:26,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:43:26,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:43:26,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:43:26,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:43:26,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:43:26,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:43:26,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:43:26,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:43:26,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:43:26,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:43:26,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:43:26,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:43:26,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:43:26,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:43:26,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:43:26,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:43:26,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:43:26,931 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-12-07 18:43:26,941 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:43:26,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:43:26,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:43:26,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:43:26,942 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:43:26,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:43:26,942 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 18:43:26,942 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:43:26,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:43:26,943 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 18:43:26,943 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 18:43:26,943 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 18:43:26,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:43:26,943 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 18:43:26,943 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 18:43:26,943 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 18:43:26,944 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:43:26,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:43:26,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:43:26,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:43:26,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:43:26,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:43:26,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:43:26,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:43:26,945 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 18:43:26,945 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 18:43:26,945 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:43:26,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 18:43:26,945 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer 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 -> 85882b3782e79346e005d0912e816423d301fcd0 [2019-12-07 18:43:27,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:43:27,115 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:43:27,118 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:43:27,119 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:43:27,119 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:43:27,119 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2019-12-07 18:43:27,158 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/data/89ccd81d0/a98bca0f40234ec3b4f8d947c36bd2bb/FLAG6c834a140 [2019-12-07 18:43:27,658 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:43:27,658 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2019-12-07 18:43:27,675 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/data/89ccd81d0/a98bca0f40234ec3b4f8d947c36bd2bb/FLAG6c834a140 [2019-12-07 18:43:27,943 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a230b899-dec5-4cd0-b2c8-a6db972e30ea/bin/uautomizer/data/89ccd81d0/a98bca0f40234ec3b4f8d947c36bd2bb [2019-12-07 18:43:27,949 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:43:27,952 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-07 18:43:27,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:43:27,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:43:27,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:43:27,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:43:27" (1/1) ... [2019-12-07 18:43:27,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d477f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:43:27, skipping insertion in model container [2019-12-07 18:43:27,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:43:27" (1/1) ... [2019-12-07 18:43:27,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:43:28,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:43:28,800 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-12-07 18:43:28,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d4db817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:43:28, skipping insertion in model container [2019-12-07 18:43:28,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:43:28,801 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-12-07 18:43:28,803 INFO L168 Benchmark]: Toolchain (without parser) took 851.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -144.5 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. [2019-12-07 18:43:28,803 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:43:28,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 846.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -144.5 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. [2019-12-07 18:43:28,805 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 846.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -144.5 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2245]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...