./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be ......................................................................................................................................... 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_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:42:11,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:42:11,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:42:11,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:42:11,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:42:11,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:42:11,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:42:11,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:42:11,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:42:11,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:42:11,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:42:11,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:42:11,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:42:11,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:42:11,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:42:11,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:42:11,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:42:11,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:42:11,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:42:11,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:42:11,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:42:11,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:42:11,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:42:11,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:42:11,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:42:11,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:42:11,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:42:11,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:42:11,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:42:11,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:42:11,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:42:11,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:42:11,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:42:11,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:42:11,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:42:11,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:42:11,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:42:11,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:42:11,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:42:11,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:42:11,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:42:11,252 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-29 04:42:11,280 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:42:11,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:42:11,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:42:11,282 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:42:11,283 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:42:11,283 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:42:11,283 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:42:11,284 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:42:11,284 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:42:11,284 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:42:11,284 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:42:11,285 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:42:11,285 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:42:11,285 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:42:11,285 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:42:11,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:42:11,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:42:11,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:42:11,287 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:42:11,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:42:11,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:42:11,288 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:42:11,288 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:42:11,288 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:42:11,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:42:11,289 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:42:11,289 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:42:11,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:42:11,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:42:11,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:42:11,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:42:11,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:42:11,291 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:42:11,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:42:11,291 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:42:11,291 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:42:11,292 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be [2021-10-29 04:42:11,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:42:11,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:42:11,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:42:11,577 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:42:11,578 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:42:11,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-10-29 04:42:11,658 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/data/f9ece7afb/e5d55c0d71274baaa1e619ec05511e8b/FLAG41850142c [2021-10-29 04:42:12,564 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:42:12,565 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-10-29 04:42:12,605 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/data/f9ece7afb/e5d55c0d71274baaa1e619ec05511e8b/FLAG41850142c [2021-10-29 04:42:13,040 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/data/f9ece7afb/e5d55c0d71274baaa1e619ec05511e8b [2021-10-29 04:42:13,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:42:13,044 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:42:13,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:42:13,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:42:13,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:42:13,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:42:13" (1/1) ... [2021-10-29 04:42:13,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fa378c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:13, skipping insertion in model container [2021-10-29 04:42:13,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:42:13" (1/1) ... [2021-10-29 04:42:13,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:42:13,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:42:14,651 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-29 04:42:14,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2dc876ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:14, skipping insertion in model container [2021-10-29 04:42:14,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:42:14,653 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:42:14,655 INFO L168 Benchmark]: Toolchain (without parser) took 1609.73 ms. Allocated memory was 98.6 MB in the beginning and 121.6 MB in the end (delta: 23.1 MB). Free memory was 56.9 MB in the beginning and 76.0 MB in the end (delta: -19.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:14,656 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 98.6 MB. Free memory was 69.0 MB in the beginning and 69.0 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:42:14,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1606.99 ms. Allocated memory was 98.6 MB in the beginning and 121.6 MB in the end (delta: 23.1 MB). Free memory was 56.8 MB in the beginning and 76.0 MB in the end (delta: -19.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:14,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 98.6 MB. Free memory was 69.0 MB in the beginning and 69.0 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1606.99 ms. Allocated memory was 98.6 MB in the beginning and 121.6 MB in the end (delta: 23.1 MB). Free memory was 56.8 MB in the beginning and 76.0 MB in the end (delta: -19.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:42:16,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:42:16,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:42:16,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:42:16,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:42:17,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:42:17,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:42:17,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:42:17,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:42:17,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:42:17,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:42:17,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:42:17,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:42:17,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:42:17,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:42:17,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:42:17,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:42:17,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:42:17,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:42:17,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:42:17,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:42:17,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:42:17,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:42:17,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:42:17,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:42:17,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:42:17,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:42:17,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:42:17,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:42:17,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:42:17,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:42:17,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:42:17,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:42:17,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:42:17,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:42:17,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:42:17,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:42:17,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:42:17,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:42:17,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:42:17,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:42:17,063 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-29 04:42:17,105 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:42:17,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:42:17,107 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:42:17,107 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:42:17,108 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:42:17,108 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:42:17,108 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:42:17,108 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:42:17,109 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:42:17,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:42:17,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:42:17,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:42:17,112 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:42:17,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:42:17,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:42:17,112 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:42:17,113 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:42:17,113 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:42:17,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:42:17,113 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:42:17,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:42:17,114 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:42:17,114 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:42:17,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:42:17,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:42:17,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:42:17,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:42:17,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:42:17,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:42:17,116 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:42:17,116 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:42:17,116 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:42:17,117 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:42:17,117 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_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be [2021-10-29 04:42:17,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:42:17,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:42:17,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:42:17,555 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:42:17,556 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:42:17,557 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-10-29 04:42:17,629 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/data/1241da00d/287d43296977404d8d06bc48e99a1297/FLAG8641d89e6 [2021-10-29 04:42:18,530 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:42:18,533 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-10-29 04:42:18,584 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/data/1241da00d/287d43296977404d8d06bc48e99a1297/FLAG8641d89e6 [2021-10-29 04:42:19,043 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eaf10f5-3927-48b7-ba85-0f8c395f068c/bin/utaipan-SDwSMHVbGG/data/1241da00d/287d43296977404d8d06bc48e99a1297 [2021-10-29 04:42:19,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:42:19,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:42:19,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:42:19,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:42:19,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:42:19,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:42:19" (1/1) ... [2021-10-29 04:42:19,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@295dc14c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:19, skipping insertion in model container [2021-10-29 04:42:19,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:42:19" (1/1) ... [2021-10-29 04:42:19,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:42:19,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:42:20,732 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-29 04:42:20,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1aaee192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:20, skipping insertion in model container [2021-10-29 04:42:20,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:42:20,744 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:42:20,746 INFO L168 Benchmark]: Toolchain (without parser) took 1695.40 ms. Allocated memory was 73.4 MB in the beginning and 102.8 MB in the end (delta: 29.4 MB). Free memory was 49.1 MB in the beginning and 66.0 MB in the end (delta: -16.8 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:20,747 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 73.4 MB. Free memory is still 54.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:42:20,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1690.85 ms. Allocated memory was 73.4 MB in the beginning and 102.8 MB in the end (delta: 29.4 MB). Free memory was 48.8 MB in the beginning and 66.0 MB in the end (delta: -17.2 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:20,750 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 73.4 MB. Free memory is still 54.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1690.85 ms. Allocated memory was 73.4 MB in the beginning and 102.8 MB in the end (delta: 29.4 MB). Free memory was 48.8 MB in the beginning and 66.0 MB in the end (delta: -17.2 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: 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...