./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa --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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:42:47,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:42:47,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:42:47,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:42:47,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:42:47,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:42:47,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:42:47,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:42:47,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:42:47,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:42:47,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:42:47,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:42:47,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:42:47,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:42:47,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:42:47,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:42:47,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:42:47,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:42:47,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:42:47,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:42:47,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:42:47,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:42:47,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:42:47,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:42:47,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:42:47,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:42:47,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:42:47,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:42:47,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:42:47,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:42:47,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:42:47,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:42:47,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:42:47,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:42:47,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:42:47,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:42:47,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:42:47,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:42:47,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:42:47,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:42:47,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:42:47,922 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-06 19:42:47,946 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:42:47,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:42:47,947 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:42:47,947 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:42:47,948 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 19:42:47,948 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 19:42:47,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:42:47,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:42:47,949 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:42:47,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:42:47,950 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 19:42:47,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:42:47,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:42:47,950 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-06 19:42:47,950 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-06 19:42:47,950 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-06 19:42:47,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 19:42:47,951 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 19:42:47,951 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:42:47,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:42:47,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:42:47,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 19:42:47,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:42:47,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:42:47,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 19:42:47,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:42:47,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 19:42:47,953 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:42:47,953 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_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-06 19:42:48,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:42:48,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:42:48,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:42:48,146 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:42:48,146 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:42:48,147 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-06 19:42:48,192 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/data/0fcceb3a2/1599758e50a54904b54d18edd23370c2/FLAG3272f2147 [2021-12-06 19:42:48,772 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:42:48,773 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-06 19:42:48,797 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/data/0fcceb3a2/1599758e50a54904b54d18edd23370c2/FLAG3272f2147 [2021-12-06 19:42:49,221 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/data/0fcceb3a2/1599758e50a54904b54d18edd23370c2 [2021-12-06 19:42:49,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:42:49,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:42:49,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:42:49,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:42:49,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:42:49,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:42:49" (1/1) ... [2021-12-06 19:42:49,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f94eca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:42:49, skipping insertion in model container [2021-12-06 19:42:49,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:42:49" (1/1) ... [2021-12-06 19:42:49,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:42:49,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:42:50,152 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-06 19:42:50,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@212c2b3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:42:50, skipping insertion in model container [2021-12-06 19:42:50,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:42:50,153 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-06 19:42:50,154 INFO L158 Benchmark]: Toolchain (without parser) took 929.11ms. Allocated memory is still 96.5MB. Free memory was 57.7MB in the beginning and 55.0MB in the end (delta: 2.7MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2021-12-06 19:42:50,155 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 71.3MB. Free memory was 49.9MB in the beginning and 49.9MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:42:50,156 INFO L158 Benchmark]: CACSL2BoogieTranslator took 926.89ms. Allocated memory is still 96.5MB. Free memory was 57.5MB in the beginning and 55.0MB in the end (delta: 2.5MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2021-12-06 19:42:50,157 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 71.3MB. Free memory was 49.9MB in the beginning and 49.9MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 926.89ms. Allocated memory is still 96.5MB. Free memory was 57.5MB in the beginning and 55.0MB in the end (delta: 2.5MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * 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... --- 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_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa --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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:42:51,434 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:42:51,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:42:51,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:42:51,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:42:51,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:42:51,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:42:51,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:42:51,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:42:51,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:42:51,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:42:51,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:42:51,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:42:51,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:42:51,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:42:51,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:42:51,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:42:51,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:42:51,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:42:51,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:42:51,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:42:51,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:42:51,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:42:51,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:42:51,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:42:51,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:42:51,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:42:51,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:42:51,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:42:51,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:42:51,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:42:51,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:42:51,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:42:51,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:42:51,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:42:51,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:42:51,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:42:51,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:42:51,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:42:51,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:42:51,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:42:51,507 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-06 19:42:51,531 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:42:51,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:42:51,532 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:42:51,532 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:42:51,532 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 19:42:51,532 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 19:42:51,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:42:51,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:42:51,533 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:42:51,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:42:51,534 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 19:42:51,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:42:51,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:42:51,534 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-06 19:42:51,534 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-06 19:42:51,535 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-06 19:42:51,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 19:42:51,535 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 19:42:51,535 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-06 19:42:51,535 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-06 19:42:51,535 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:42:51,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:42:51,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:42:51,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 19:42:51,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:42:51,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:42:51,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 19:42:51,537 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-06 19:42:51,537 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-06 19:42:51,537 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:42:51,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-06 19:42:51,537 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_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-06 19:42:51,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:42:51,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:42:51,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:42:51,808 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:42:51,808 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:42:51,809 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-06 19:42:51,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/data/daf0ceeab/7ceb110baabb47fda909cd47e15d86e8/FLAGddf68bd04 [2021-12-06 19:42:52,408 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:42:52,409 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-06 19:42:52,434 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/data/daf0ceeab/7ceb110baabb47fda909cd47e15d86e8/FLAGddf68bd04 [2021-12-06 19:42:52,833 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98c9339-8bde-4878-a162-ca6044ccbcf2/bin/uautomizer-DrprNOufMa/data/daf0ceeab/7ceb110baabb47fda909cd47e15d86e8 [2021-12-06 19:42:52,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:42:52,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:42:52,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:42:52,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:42:52,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:42:52,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:42:52" (1/1) ... [2021-12-06 19:42:52,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c64f4da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:42:52, skipping insertion in model container [2021-12-06 19:42:52,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:42:52" (1/1) ... [2021-12-06 19:42:52,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:42:52,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:42:53,830 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-06 19:42:53,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c11271b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:42:53, skipping insertion in model container [2021-12-06 19:42:53,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:42:53,832 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-06 19:42:53,833 INFO L158 Benchmark]: Toolchain (without parser) took 996.31ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.3MB in the beginning and 45.0MB in the end (delta: -7.8MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2021-12-06 19:42:53,834 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:42:53,835 INFO L158 Benchmark]: CACSL2BoogieTranslator took 994.67ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.1MB in the beginning and 45.0MB in the end (delta: -7.9MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2021-12-06 19:42:53,837 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 994.67ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.1MB in the beginning and 45.0MB in the end (delta: -7.9MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN