./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/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_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF --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-63182f1 [2021-11-12 22:20:46,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:20:46,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:20:46,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:20:46,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:20:46,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:20:46,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:20:46,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:20:46,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:20:46,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:20:46,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:20:46,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:20:46,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:20:46,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:20:46,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:20:46,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:20:46,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:20:46,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:20:46,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:20:46,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:20:46,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:20:46,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:20:46,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:20:46,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:20:46,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:20:46,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:20:46,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:20:46,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:20:46,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:20:46,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:20:46,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:20:46,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:20:46,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:20:46,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:20:46,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:20:46,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:20:46,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:20:46,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:20:46,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:20:46,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:20:46,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:20:46,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-12 22:20:46,376 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:20:46,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:20:46,377 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:20:46,378 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:20:46,378 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:20:46,378 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:20:46,379 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:20:46,379 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:20:46,379 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:20:46,379 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:20:46,380 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:20:46,380 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:20:46,380 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:20:46,381 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:20:46,381 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:20:46,381 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:20:46,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-12 22:20:46,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-12 22:20:46,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:20:46,383 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-12 22:20:46,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:20:46,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:20:46,384 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-12 22:20:46,384 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-12 22:20:46,384 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-12 22:20:46,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:20:46,385 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:20:46,385 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:20:46,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:20:46,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:20:46,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:20:46,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:20:46,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:20:46,387 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:20:46,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:20:46,387 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:20:46,387 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:20:46,388 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_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be [2021-11-12 22:20:46,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:20:46,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:20:46,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:20:46,682 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:20:46,683 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:20:46,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-11-12 22:20:46,761 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/data/dfd340002/c41e58331a604b8eb2cbc02f0b0a85da/FLAG2e97a7bf1 [2021-11-12 22:20:47,495 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:20:47,496 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-11-12 22:20:47,544 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/data/dfd340002/c41e58331a604b8eb2cbc02f0b0a85da/FLAG2e97a7bf1 [2021-11-12 22:20:47,622 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/data/dfd340002/c41e58331a604b8eb2cbc02f0b0a85da [2021-11-12 22:20:47,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:20:47,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:20:47,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:20:47,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:20:47,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:20:47,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:20:47" (1/1) ... [2021-11-12 22:20:47,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe2544e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:20:47, skipping insertion in model container [2021-11-12 22:20:47,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:20:47" (1/1) ... [2021-11-12 22:20:47,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:20:47,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:20:49,230 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-12 22:20:49,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5fae488c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:20:49, skipping insertion in model container [2021-11-12 22:20:49,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:20:49,232 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:20:49,235 INFO L158 Benchmark]: Toolchain (without parser) took 1603.81ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 54.0MB in the beginning and 72.8MB in the end (delta: -18.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-12 22:20:49,236 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 96.5MB. Free memory was 77.0MB in the beginning and 76.9MB in the end (delta: 84.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:20:49,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1600.59ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 53.7MB in the beginning and 72.8MB in the end (delta: -19.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-12 22:20:49,242 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 96.5MB. Free memory was 77.0MB in the beginning and 76.9MB in the end (delta: 84.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1600.59ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 53.7MB in the beginning and 72.8MB in the end (delta: -19.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * 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_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/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_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF --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-63182f1 [2021-11-12 22:20:51,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:20:51,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:20:51,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:20:51,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:20:51,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:20:51,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:20:51,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:20:51,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:20:51,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:20:51,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:20:51,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:20:51,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:20:51,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:20:51,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:20:51,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:20:51,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:20:51,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:20:51,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:20:51,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:20:51,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:20:51,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:20:51,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:20:51,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:20:51,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:20:51,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:20:51,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:20:51,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:20:51,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:20:51,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:20:51,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:20:51,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:20:51,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:20:51,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:20:51,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:20:51,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:20:51,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:20:51,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:20:51,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:20:51,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:20:51,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:20:51,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-12 22:20:51,670 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:20:51,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:20:51,671 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:20:51,672 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:20:51,672 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:20:51,672 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:20:51,673 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:20:51,673 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:20:51,673 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:20:51,673 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:20:51,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-12 22:20:51,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-12 22:20:51,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:20:51,676 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-12 22:20:51,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:20:51,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:20:51,677 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-12 22:20:51,677 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-12 22:20:51,678 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-12 22:20:51,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:20:51,678 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:20:51,678 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:20:51,679 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:20:51,679 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:20:51,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:20:51,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:20:51,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:20:51,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:20:51,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:20:51,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:20:51,681 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:20:51,681 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:20:51,681 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:20:51,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:20:51,682 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_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be [2021-11-12 22:20:52,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:20:52,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:20:52,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:20:52,098 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:20:52,099 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:20:52,101 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-11-12 22:20:52,170 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/data/ddc1e0518/f568d6a60ccb45738bef837e8d8d2696/FLAG67c7aabca [2021-11-12 22:20:52,940 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:20:52,941 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-11-12 22:20:52,975 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/data/ddc1e0518/f568d6a60ccb45738bef837e8d8d2696/FLAG67c7aabca [2021-11-12 22:20:53,002 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e6fbfe8-ddcf-43ba-b3fc-1210e36f3fec/bin/utaipan-vmNK8stdcF/data/ddc1e0518/f568d6a60ccb45738bef837e8d8d2696 [2021-11-12 22:20:53,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:20:53,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:20:53,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:20:53,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:20:53,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:20:53,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:20:53" (1/1) ... [2021-11-12 22:20:53,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b0ae224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:20:53, skipping insertion in model container [2021-11-12 22:20:53,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:20:53" (1/1) ... [2021-11-12 22:20:53,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:20:53,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:20:54,800 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-12 22:20:54,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62293be6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:20:54, skipping insertion in model container [2021-11-12 22:20:54,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:20:54,802 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:20:54,804 INFO L158 Benchmark]: Toolchain (without parser) took 1795.84ms. Allocated memory is still 86.0MB. Free memory was 68.0MB in the beginning and 49.6MB in the end (delta: 18.4MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2021-11-12 22:20:54,805 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory was 68.0MB in the beginning and 67.9MB in the end (delta: 136.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:20:54,806 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1791.37ms. Allocated memory is still 86.0MB. Free memory was 67.7MB in the beginning and 49.6MB in the end (delta: 18.1MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2021-11-12 22:20:54,808 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory was 68.0MB in the beginning and 67.9MB in the end (delta: 136.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1791.37ms. Allocated memory is still 86.0MB. Free memory was 67.7MB in the beginning and 49.6MB in the end (delta: 18.1MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * 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