./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 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/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_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:31:47,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:31:47,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:31:47,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:31:47,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:31:47,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:31:47,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:31:47,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:31:47,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:31:47,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:31:47,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:31:47,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:31:47,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:31:47,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:31:47,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:31:47,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:31:47,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:31:47,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:31:47,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:31:47,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:31:47,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:31:47,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:31:47,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:31:47,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:31:47,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:31:47,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:31:47,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:31:47,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:31:47,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:31:47,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:31:47,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:31:47,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:31:47,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:31:47,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:31:47,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:31:47,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:31:47,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:31:47,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:31:47,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:31:47,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:31:47,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:31:47,332 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-03 04:31:47,373 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:31:47,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:31:47,375 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:31:47,381 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:31:47,381 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:31:47,381 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:31:47,382 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:31:47,382 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:31:47,382 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:31:47,382 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:31:47,383 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:31:47,384 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:31:47,384 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:31:47,384 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:31:47,384 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:31:47,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-03 04:31:47,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-03 04:31:47,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:31:47,386 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-03 04:31:47,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:31:47,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:31:47,387 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-03 04:31:47,387 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-03 04:31:47,387 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-03 04:31:47,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:31:47,388 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:31:47,389 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:31:47,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:31:47,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:31:47,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:31:47,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:31:47,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:31:47,391 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:31:47,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:31:47,391 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:31:47,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:31:47,392 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_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be [2021-11-03 04:31:47,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:31:47,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:31:47,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:31:47,721 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:31:47,722 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:31:47,723 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-11-03 04:31:47,797 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/data/96be653d3/cfc2d093e07d49a489da68f7cf4e0c06/FLAGe9713cbcf [2021-11-03 04:31:48,484 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:31:48,485 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-11-03 04:31:48,522 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/data/96be653d3/cfc2d093e07d49a489da68f7cf4e0c06/FLAGe9713cbcf [2021-11-03 04:31:48,617 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/data/96be653d3/cfc2d093e07d49a489da68f7cf4e0c06 [2021-11-03 04:31:48,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:31:48,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:31:48,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:31:48,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:31:48,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:31:48,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:31:48" (1/1) ... [2021-11-03 04:31:48,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d8f745 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:31:48, skipping insertion in model container [2021-11-03 04:31:48,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:31:48" (1/1) ... [2021-11-03 04:31:48,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:31:48,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:31:50,071 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-03 04:31:50,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ec4f08f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:31:50, skipping insertion in model container [2021-11-03 04:31:50,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:31:50,073 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 04:31:50,076 INFO L168 Benchmark]: Toolchain (without parser) took 1450.89 ms. Allocated memory is still 104.9 MB. Free memory was 80.5 MB in the beginning and 59.3 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. [2021-11-03 04:31:50,078 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 104.9 MB. Free memory is still 80.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:31:50,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1446.17 ms. Allocated memory is still 104.9 MB. Free memory was 80.2 MB in the beginning and 59.3 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. [2021-11-03 04:31:50,082 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 104.9 MB. Free memory is still 80.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1446.17 ms. Allocated memory is still 104.9 MB. Free memory was 80.2 MB in the beginning and 59.3 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.7 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/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_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:31:52,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:31:52,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:31:52,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:31:52,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:31:52,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:31:52,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:31:52,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:31:52,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:31:52,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:31:52,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:31:52,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:31:52,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:31:52,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:31:52,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:31:52,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:31:52,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:31:52,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:31:52,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:31:52,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:31:52,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:31:52,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:31:52,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:31:52,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:31:52,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:31:52,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:31:52,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:31:52,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:31:52,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:31:52,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:31:52,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:31:52,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:31:52,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:31:52,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:31:52,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:31:52,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:31:52,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:31:52,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:31:52,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:31:52,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:31:52,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:31:52,343 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-03 04:31:52,384 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:31:52,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:31:52,386 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:31:52,386 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:31:52,387 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:31:52,387 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:31:52,387 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:31:52,387 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:31:52,388 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:31:52,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-03 04:31:52,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-03 04:31:52,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:31:52,391 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-03 04:31:52,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:31:52,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:31:52,392 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-03 04:31:52,392 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-03 04:31:52,392 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-03 04:31:52,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:31:52,393 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:31:52,393 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 04:31:52,393 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 04:31:52,394 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:31:52,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:31:52,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:31:52,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:31:52,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:31:52,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:31:52,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:31:52,396 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 04:31:52,396 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 04:31:52,396 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:31:52,397 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:31:52,397 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_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be [2021-11-03 04:31:52,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:31:52,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:31:52,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:31:52,811 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:31:52,812 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:31:52,813 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-11-03 04:31:52,871 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/data/46b4bcfb8/9cf0eb600ca8424da894f57c14f9c3c7/FLAG88629a21c [2021-11-03 04:31:53,749 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:31:53,750 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-11-03 04:31:53,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/data/46b4bcfb8/9cf0eb600ca8424da894f57c14f9c3c7/FLAG88629a21c [2021-11-03 04:31:54,249 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ee8199-9bb4-45c8-a00e-69fca70ccd57/bin/utaipan-aC7eJsxGYH/data/46b4bcfb8/9cf0eb600ca8424da894f57c14f9c3c7 [2021-11-03 04:31:54,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:31:54,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:31:54,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:31:54,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:31:54,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:31:54,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:31:54" (1/1) ... [2021-11-03 04:31:54,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7335a108 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:31:54, skipping insertion in model container [2021-11-03 04:31:54,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:31:54" (1/1) ... [2021-11-03 04:31:54,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:31:54,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:31:55,808 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-03 04:31:55,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43b6f6eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:31:55, skipping insertion in model container [2021-11-03 04:31:55,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:31:55,810 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 04:31:55,812 INFO L168 Benchmark]: Toolchain (without parser) took 1557.55 ms. Allocated memory is still 73.4 MB. Free memory was 48.1 MB in the beginning and 35.4 MB in the end (delta: 12.7 MB). Peak memory consumption was 19.4 MB. Max. memory is 16.1 GB. [2021-11-03 04:31:55,812 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 73.4 MB. Free memory is still 54.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:31:55,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1555.52 ms. Allocated memory is still 73.4 MB. Free memory was 47.9 MB in the beginning and 35.4 MB in the end (delta: 12.5 MB). Peak memory consumption was 19.4 MB. Max. memory is 16.1 GB. [2021-11-03 04:31:55,814 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 73.4 MB. Free memory is still 54.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1555.52 ms. Allocated memory is still 73.4 MB. Free memory was 47.9 MB in the beginning and 35.4 MB in the end (delta: 12.5 MB). Peak memory consumption was 19.4 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN