./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 ............................................................................................................................. 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_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:26:58,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:26:58,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:26:58,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:26:58,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:26:58,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:26:58,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:26:58,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:26:58,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:26:58,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:26:58,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:26:58,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:26:58,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:26:58,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:26:58,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:26:58,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:26:58,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:26:58,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:26:58,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:26:58,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:26:58,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:26:58,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:26:58,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:26:58,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:26:58,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:26:58,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:26:58,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:26:58,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:26:58,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:26:58,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:26:58,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:26:58,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:26:58,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:26:58,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:26:58,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:26:58,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:26:58,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:26:58,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:26:58,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:26:58,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:26:58,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:26:58,363 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-11 00:26:58,392 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:26:58,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:26:58,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:26:58,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:26:58,395 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:26:58,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:26:58,396 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:26:58,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:26:58,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:26:58,397 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 00:26:58,397 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 00:26:58,397 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 00:26:58,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:26:58,398 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 00:26:58,398 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:26:58,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:26:58,399 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:26:58,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:26:58,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:26:58,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:26:58,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:26:58,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:26:58,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:26:58,401 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:26:58,401 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_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2021-10-11 00:26:58,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:26:58,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:26:58,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:26:58,815 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:26:58,817 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:26:58,818 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-11 00:26:58,946 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/data/89bba8f6e/3938899d8b37406f9bc266392fd8b894/FLAG4e261e9ba [2021-10-11 00:26:59,689 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:26:59,692 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-11 00:26:59,735 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/data/89bba8f6e/3938899d8b37406f9bc266392fd8b894/FLAG4e261e9ba [2021-10-11 00:26:59,849 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/data/89bba8f6e/3938899d8b37406f9bc266392fd8b894 [2021-10-11 00:26:59,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:26:59,854 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-11 00:26:59,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:26:59,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:26:59,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:26:59,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:26:59" (1/1) ... [2021-10-11 00:26:59,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@253153a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:59, skipping insertion in model container [2021-10-11 00:26:59,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:26:59" (1/1) ... [2021-10-11 00:26:59,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:26:59,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:27:00,947 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-11 00:27:00,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cc17b18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:00, skipping insertion in model container [2021-10-11 00:27:00,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:27:00,949 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-11 00:27:00,952 INFO L168 Benchmark]: Toolchain (without parser) took 1096.52 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 50.1 MB in the beginning and 71.4 MB in the end (delta: -21.2 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:27:00,953 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 83.9 MB. Free memory was 40.4 MB in the beginning and 40.4 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:27:00,955 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1090.59 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 49.9 MB in the beginning and 71.4 MB in the end (delta: -21.5 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:27:00,958 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 83.9 MB. Free memory was 40.4 MB in the beginning and 40.4 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1090.59 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 49.9 MB in the beginning and 71.4 MB in the end (delta: -21.5 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:27:03,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:27:03,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:27:03,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:27:03,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:27:03,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:27:03,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:27:03,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:27:03,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:27:03,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:27:03,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:27:03,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:27:03,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:27:03,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:27:03,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:27:03,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:27:03,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:27:03,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:27:03,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:27:03,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:27:03,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:27:03,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:27:03,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:27:03,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:27:03,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:27:03,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:27:03,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:27:03,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:27:03,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:27:03,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:27:03,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:27:03,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:27:03,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:27:03,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:27:03,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:27:03,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:27:03,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:27:03,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:27:03,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:27:03,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:27:03,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:27:03,794 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-11 00:27:03,846 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:27:03,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:27:03,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:27:03,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:27:03,850 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:27:03,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:27:03,851 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:27:03,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:27:03,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:27:03,852 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 00:27:03,853 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 00:27:03,854 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 00:27:03,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:27:03,855 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 00:27:03,855 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 00:27:03,855 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 00:27:03,855 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:27:03,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:27:03,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:27:03,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:27:03,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:27:03,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:27:03,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:27:03,858 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-11 00:27:03,858 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 00:27:03,859 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:27:03,859 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 00:27:03,859 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_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2021-10-11 00:27:04,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:27:04,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:27:04,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:27:04,413 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:27:04,414 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:27:04,415 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-11 00:27:04,506 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/data/f9afa6974/f215fcef61a244b4ae7a9801d8a1a3ac/FLAG47d477429 [2021-10-11 00:27:05,477 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:27:05,478 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-11 00:27:05,543 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/data/f9afa6974/f215fcef61a244b4ae7a9801d8a1a3ac/FLAG47d477429 [2021-10-11 00:27:06,038 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd8b174-c5c2-42df-a82e-6ad93eb2f66d/bin/uautomizer-Z5i5R5N3CC/data/f9afa6974/f215fcef61a244b4ae7a9801d8a1a3ac [2021-10-11 00:27:06,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:27:06,043 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-11 00:27:06,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:27:06,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:27:06,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:27:06,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:27:06" (1/1) ... [2021-10-11 00:27:06,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e8567f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:06, skipping insertion in model container [2021-10-11 00:27:06,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:27:06" (1/1) ... [2021-10-11 00:27:06,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:27:06,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:27:07,533 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-11 00:27:07,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59f048cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:07, skipping insertion in model container [2021-10-11 00:27:07,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:27:07,535 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-11 00:27:07,538 INFO L168 Benchmark]: Toolchain (without parser) took 1493.35 ms. Allocated memory is still 77.6 MB. Free memory was 51.7 MB in the beginning and 51.8 MB in the end (delta: -18.3 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:27:07,539 INFO L168 Benchmark]: CDTParser took 0.75 ms. Allocated memory is still 50.3 MB. Free memory was 31.3 MB in the beginning and 31.2 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:27:07,540 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1489.81 ms. Allocated memory is still 77.6 MB. Free memory was 51.5 MB in the beginning and 51.8 MB in the end (delta: -222.7 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:27:07,542 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 ms. Allocated memory is still 50.3 MB. Free memory was 31.3 MB in the beginning and 31.2 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1489.81 ms. Allocated memory is still 77.6 MB. Free memory was 51.5 MB in the beginning and 51.8 MB in the end (delta: -222.7 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...