./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:02:51,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:02:51,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:02:51,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:02:51,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:02:51,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:02:51,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:02:51,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:02:51,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:02:51,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:02:51,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:02:51,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:02:51,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:02:51,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:02:51,809 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:02:51,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:02:51,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:02:51,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:02:51,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:02:51,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:02:51,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:02:51,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:02:51,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:02:51,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:02:51,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:02:51,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:02:51,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:02:51,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:02:51,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:02:51,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:02:51,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:02:51,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:02:51,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:02:51,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:02:51,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:02:51,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:02:51,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:02:51,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:02:51,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:02:51,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:02:51,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:02:51,858 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:02:51,913 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:02:51,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:02:51,917 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:02:51,918 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:02:51,918 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:02:51,918 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:02:51,919 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:02:51,919 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:02:51,919 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:02:51,920 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:02:51,921 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:02:51,921 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:02:51,922 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:02:51,922 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:02:51,922 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:02:51,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:02:51,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:02:51,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:02:51,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:02:51,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:02:51,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:02:51,925 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:02:51,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:02:51,926 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:02:51,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:02:51,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:02:51,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:02:51,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:02:51,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:02:51,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:02:51,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:02:51,930 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:02:51,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:02:51,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:02:51,931 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:02:51,932 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:02:51,932 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_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-11-07 01:02:52,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:02:52,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:02:52,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:02:52,344 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:02:52,345 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:02:52,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-07 01:02:52,458 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/data/39a0f5603/c7104bfeef344dffb8a80c33d7619ca4/FLAGbaa4aa067 [2021-11-07 01:02:53,340 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:02:53,341 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-07 01:02:53,376 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/data/39a0f5603/c7104bfeef344dffb8a80c33d7619ca4/FLAGbaa4aa067 [2021-11-07 01:02:53,406 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/data/39a0f5603/c7104bfeef344dffb8a80c33d7619ca4 [2021-11-07 01:02:53,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:02:53,412 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:02:53,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:02:53,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:02:53,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:02:53,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:02:53" (1/1) ... [2021-11-07 01:02:53,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@308be7b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:53, skipping insertion in model container [2021-11-07 01:02:53,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:02:53" (1/1) ... [2021-11-07 01:02:53,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:02:53,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:02:54,906 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-07 01:02:54,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@459545a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:54, skipping insertion in model container [2021-11-07 01:02:54,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:02:54,907 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:02:54,910 INFO L168 Benchmark]: Toolchain (without parser) took 1496.72 ms. Allocated memory was 92.3 MB in the beginning and 123.7 MB in the end (delta: 31.5 MB). Free memory was 53.9 MB in the beginning and 84.5 MB in the end (delta: -30.6 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:02:54,911 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory is still 44.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:02:54,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1492.46 ms. Allocated memory was 92.3 MB in the beginning and 123.7 MB in the end (delta: 31.5 MB). Free memory was 53.7 MB in the beginning and 84.5 MB in the end (delta: -30.8 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:02:54,914 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory is still 44.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1492.46 ms. Allocated memory was 92.3 MB in the beginning and 123.7 MB in the end (delta: 31.5 MB). Free memory was 53.7 MB in the beginning and 84.5 MB in the end (delta: -30.8 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: 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_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:02:57,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:02:57,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:02:57,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:02:57,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:02:57,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:02:57,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:02:57,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:02:57,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:02:57,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:02:57,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:02:57,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:02:57,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:02:57,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:02:57,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:02:57,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:02:57,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:02:57,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:02:57,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:02:57,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:02:57,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:02:57,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:02:57,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:02:57,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:02:57,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:02:57,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:02:57,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:02:57,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:02:57,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:02:57,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:02:57,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:02:57,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:02:57,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:02:57,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:02:57,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:02:57,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:02:57,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:02:57,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:02:57,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:02:57,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:02:57,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:02:57,551 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:02:57,620 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:02:57,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:02:57,623 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:02:57,623 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:02:57,623 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:02:57,624 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:02:57,624 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:02:57,624 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:02:57,624 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:02:57,627 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:02:57,628 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:02:57,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:02:57,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:02:57,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:02:57,629 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:02:57,630 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:02:57,630 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:02:57,630 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:02:57,631 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:02:57,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:02:57,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:02:57,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:02:57,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:02:57,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:02:57,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:02:57,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:02:57,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:02:57,633 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:02:57,634 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:02:57,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:02:57,634 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:02:57,635 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:02:57,635 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_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-11-07 01:02:58,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:02:58,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:02:58,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:02:58,186 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:02:58,187 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:02:58,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-07 01:02:58,274 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/data/7c2c6fd01/abe99037f3c8465a8f7ac7762ab8e6da/FLAGa1379c4a7 [2021-11-07 01:02:59,164 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:02:59,166 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-07 01:02:59,224 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/data/7c2c6fd01/abe99037f3c8465a8f7ac7762ab8e6da/FLAGa1379c4a7 [2021-11-07 01:02:59,665 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5b315b8-d75e-491a-90f1-c8b93bde0bd5/bin/utaipan-UUZaoUuFF8/data/7c2c6fd01/abe99037f3c8465a8f7ac7762ab8e6da [2021-11-07 01:02:59,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:02:59,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:02:59,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:02:59,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:02:59,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:02:59,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:02:59" (1/1) ... [2021-11-07 01:02:59,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a5c5713 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:59, skipping insertion in model container [2021-11-07 01:02:59,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:02:59" (1/1) ... [2021-11-07 01:02:59,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:02:59,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:03:01,342 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-07 01:03:01,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4677b732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:01, skipping insertion in model container [2021-11-07 01:03:01,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:03:01,349 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:03:01,351 INFO L168 Benchmark]: Toolchain (without parser) took 1681.07 ms. Allocated memory was 60.8 MB in the beginning and 75.5 MB in the end (delta: 14.7 MB). Free memory was 36.8 MB in the beginning and 53.0 MB in the end (delta: -16.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:03:01,353 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 60.8 MB. Free memory is still 40.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:03:01,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1678.46 ms. Allocated memory was 60.8 MB in the beginning and 75.5 MB in the end (delta: 14.7 MB). Free memory was 36.7 MB in the beginning and 53.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:03:01,360 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 60.8 MB. Free memory is still 40.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1678.46 ms. Allocated memory was 60.8 MB in the beginning and 75.5 MB in the end (delta: 14.7 MB). Free memory was 36.7 MB in the beginning and 53.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: 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