./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 79fa1dd2429b579130ba2962571ac2d8152c8e35 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 79fa1dd2429b579130ba2962571ac2d8152c8e35 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:20:39,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:20:39,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:20:39,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:20:39,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:20:39,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:20:39,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:20:39,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:20:39,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:20:39,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:20:39,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:20:39,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:20:39,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:20:39,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:20:39,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:20:39,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:20:39,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:20:39,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:20:39,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:20:39,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:20:39,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:20:39,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:20:39,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:20:39,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:20:39,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:20:39,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:20:39,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:20:39,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:20:39,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:20:39,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:20:39,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:20:39,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:20:39,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:20:39,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:20:39,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:20:39,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:20:39,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:20:39,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:20:39,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:20:39,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:20:40,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:20:40,001 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-13 00:20:40,068 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:20:40,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:20:40,070 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:20:40,070 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:20:40,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:20:40,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:20:40,080 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:20:40,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:20:40,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:20:40,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:20:40,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:20:40,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:20:40,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:20:40,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:20:40,082 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:20:40,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:20:40,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:20:40,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:20:40,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:20:40,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:20:40,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:20:40,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:20:40,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:20:40,085 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:20:40,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:20:40,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:20:40,086 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:20:40,086 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79fa1dd2429b579130ba2962571ac2d8152c8e35 [2021-10-13 00:20:40,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:20:40,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:20:40,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:20:40,426 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:20:40,427 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:20:40,429 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-10-13 00:20:40,532 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/data/218551745/a04af3340e4d47bf83aa3d0f12ab0261/FLAG44bcdf14a [2021-10-13 00:20:41,422 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:20:41,424 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-10-13 00:20:41,475 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/data/218551745/a04af3340e4d47bf83aa3d0f12ab0261/FLAG44bcdf14a [2021-10-13 00:20:41,912 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/data/218551745/a04af3340e4d47bf83aa3d0f12ab0261 [2021-10-13 00:20:41,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:20:41,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:20:41,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:20:41,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:20:41,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:20:41,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:41" (1/1) ... [2021-10-13 00:20:41,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b3b188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:41, skipping insertion in model container [2021-10-13 00:20:41,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:41" (1/1) ... [2021-10-13 00:20:41,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:20:42,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:20:43,942 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-13 00:20:43,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3fb920e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:43, skipping insertion in model container [2021-10-13 00:20:43,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:20:43,945 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 00:20:43,949 INFO L168 Benchmark]: Toolchain (without parser) took 2030.62 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 61.7 MB in the beginning and 92.7 MB in the end (delta: -31.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:43,951 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 100.7 MB. Free memory was 55.0 MB in the beginning and 54.9 MB in the end (delta: 38.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:20:43,955 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2027.12 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 61.5 MB in the beginning and 93.1 MB in the end (delta: -31.6 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:43,958 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 100.7 MB. Free memory was 55.0 MB in the beginning and 54.9 MB in the end (delta: 38.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2027.12 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 61.5 MB in the beginning and 93.1 MB in the end (delta: -31.6 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:20:46,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:20:46,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:20:46,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:20:46,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:20:46,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:20:46,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:20:46,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:20:46,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:20:46,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:20:46,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:20:46,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:20:46,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:20:46,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:20:46,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:20:46,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:20:46,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:20:46,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:20:46,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:20:46,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:20:46,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:20:46,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:20:46,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:20:46,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:20:46,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:20:46,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:20:46,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:20:46,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:20:46,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:20:46,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:20:46,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:20:46,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:20:46,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:20:46,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:20:46,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:20:46,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:20:46,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:20:46,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:20:46,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:20:46,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:20:46,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:20:46,969 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-13 00:20:47,025 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:20:47,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:20:47,026 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:20:47,026 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:20:47,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:20:47,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:20:47,030 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:20:47,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:20:47,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:20:47,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:20:47,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:20:47,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:20:47,033 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:20:47,033 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:20:47,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:20:47,034 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:20:47,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:20:47,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:20:47,035 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:20:47,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:20:47,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:20:47,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:20:47,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:20:47,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:20:47,037 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:20:47,037 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:20:47,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:20:47,038 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:20:47,038 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:20:47,038 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_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79fa1dd2429b579130ba2962571ac2d8152c8e35 [2021-10-13 00:20:47,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:20:47,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:20:47,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:20:47,568 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:20:47,569 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:20:47,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-10-13 00:20:47,667 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/data/181501697/eb04175fc94e4c2a8df26647b98733cf/FLAG50c09e1c5 [2021-10-13 00:20:48,623 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:20:48,624 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-10-13 00:20:48,664 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/data/181501697/eb04175fc94e4c2a8df26647b98733cf/FLAG50c09e1c5 [2021-10-13 00:20:49,081 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a4b7a8c-3eb3-4f8a-8477-e1bc4a7d36b8/bin/uautomizer-WNIpwEf4Nt/data/181501697/eb04175fc94e4c2a8df26647b98733cf [2021-10-13 00:20:49,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:20:49,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:20:49,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:20:49,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:20:49,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:20:49,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:49" (1/1) ... [2021-10-13 00:20:49,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@204dfe22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:49, skipping insertion in model container [2021-10-13 00:20:49,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:49" (1/1) ... [2021-10-13 00:20:49,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:20:49,310 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:20:51,325 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-13 00:20:51,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f0861d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51, skipping insertion in model container [2021-10-13 00:20:51,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:20:51,329 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 00:20:51,334 INFO L168 Benchmark]: Toolchain (without parser) took 2246.50 ms. Allocated memory was 60.8 MB in the beginning and 86.0 MB in the end (delta: 25.2 MB). Free memory was 32.8 MB in the beginning and 63.0 MB in the end (delta: -30.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:51,336 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 60.8 MB. Free memory was 41.3 MB in the beginning and 41.2 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:20:51,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2242.31 ms. Allocated memory was 60.8 MB in the beginning and 86.0 MB in the end (delta: 25.2 MB). Free memory was 32.6 MB in the beginning and 63.0 MB in the end (delta: -30.4 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:51,343 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 60.8 MB. Free memory was 41.3 MB in the beginning and 41.2 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2242.31 ms. Allocated memory was 60.8 MB in the beginning and 86.0 MB in the end (delta: 25.2 MB). Free memory was 32.6 MB in the beginning and 63.0 MB in the end (delta: -30.4 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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...