./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G --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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 14:15:22,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:15:22,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:15:22,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:15:22,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:15:22,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:15:22,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:15:22,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:15:22,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:15:22,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:15:22,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:15:22,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:15:22,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:15:22,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:15:22,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:15:22,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:15:22,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:15:22,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:15:22,858 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:15:22,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:15:22,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:15:22,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:15:22,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:15:22,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:15:22,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:15:22,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:15:22,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:15:22,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:15:22,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:15:22,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:15:22,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:15:22,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:15:22,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:15:22,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:15:22,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:15:22,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:15:22,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:15:22,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:15:22,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:15:22,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:15:22,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:15:22,887 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-23 14:15:22,923 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:15:22,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:15:22,924 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:15:22,924 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:15:22,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:15:22,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:15:22,925 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:15:22,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:15:22,926 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 14:15:22,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 14:15:22,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:15:22,926 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 14:15:22,927 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 14:15:22,927 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 14:15:22,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:15:22,927 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 14:15:22,927 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:15:22,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:15:22,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:15:22,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:15:22,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:15:22,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:15:22,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:15:22,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 14:15:22,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 14:15:22,929 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 14:15:22,929 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_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-11-23 14:15:23,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:15:23,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:15:23,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:15:23,205 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:15:23,206 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:15:23,208 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-23 14:15:23,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/data/eb281b89b/fd8a6cd9ef1044e699b5fa4e003f74b0/FLAG9569c355f [2021-11-23 14:15:24,029 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:15:24,030 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-23 14:15:24,067 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/data/eb281b89b/fd8a6cd9ef1044e699b5fa4e003f74b0/FLAG9569c355f [2021-11-23 14:15:24,140 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/data/eb281b89b/fd8a6cd9ef1044e699b5fa4e003f74b0 [2021-11-23 14:15:24,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:15:24,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:15:24,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:15:24,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:15:24,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:15:24,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:15:24" (1/1) ... [2021-11-23 14:15:24,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55ce0fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:15:24, skipping insertion in model container [2021-11-23 14:15:24,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:15:24" (1/1) ... [2021-11-23 14:15:24,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:15:24,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:15:25,381 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-11-23 14:15:25,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b183b0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:15:25, skipping insertion in model container [2021-11-23 14:15:25,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 14:15:25,382 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 14:15:25,384 INFO L158 Benchmark]: Toolchain (without parser) took 1238.60ms. Allocated memory is still 98.6MB. Free memory was 62.7MB in the beginning and 59.7MB in the end (delta: 3.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 14:15:25,385 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory was 56.2MB in the beginning and 56.1MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:15:25,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1234.06ms. Allocated memory is still 98.6MB. Free memory was 62.4MB in the beginning and 59.7MB in the end (delta: 2.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 14:15:25,388 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory was 56.2MB in the beginning and 56.1MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1234.06ms. Allocated memory is still 98.6MB. Free memory was 62.4MB in the beginning and 59.7MB in the end (delta: 2.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G --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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 14:15:27,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:15:27,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:15:27,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:15:27,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:15:27,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:15:27,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:15:27,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:15:27,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:15:27,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:15:27,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:15:27,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:15:27,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:15:27,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:15:27,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:15:27,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:15:27,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:15:27,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:15:27,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:15:27,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:15:27,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:15:27,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:15:27,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:15:27,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:15:27,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:15:27,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:15:27,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:15:27,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:15:27,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:15:27,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:15:27,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:15:27,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:15:27,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:15:27,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:15:27,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:15:27,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:15:27,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:15:27,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:15:27,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:15:27,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:15:27,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:15:27,727 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-23 14:15:27,766 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:15:27,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:15:27,767 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:15:27,768 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:15:27,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:15:27,769 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:15:27,769 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:15:27,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:15:27,770 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 14:15:27,770 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 14:15:27,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:15:27,770 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 14:15:27,771 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 14:15:27,771 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 14:15:27,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:15:27,771 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 14:15:27,772 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 14:15:27,772 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 14:15:27,772 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:15:27,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:15:27,773 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:15:27,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:15:27,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:15:27,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:15:27,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:15:27,774 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-23 14:15:27,774 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 14:15:27,774 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 14:15:27,774 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 14:15:27,775 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_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-11-23 14:15:28,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:15:28,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:15:28,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:15:28,173 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:15:28,175 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:15:28,176 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-23 14:15:28,251 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/data/82a39cec1/6386c9d33730457e9fdf7db8a36b30a3/FLAG61fa4d69b [2021-11-23 14:15:29,087 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:15:29,088 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-23 14:15:29,130 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/data/82a39cec1/6386c9d33730457e9fdf7db8a36b30a3/FLAG61fa4d69b [2021-11-23 14:15:29,185 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52733b0a-dbda-4cb4-b81c-1c42387c9e58/bin/uautomizer-wIGwrQj20G/data/82a39cec1/6386c9d33730457e9fdf7db8a36b30a3 [2021-11-23 14:15:29,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:15:29,189 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:15:29,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:15:29,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:15:29,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:15:29,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:15:29" (1/1) ... [2021-11-23 14:15:29,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354c0998 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:15:29, skipping insertion in model container [2021-11-23 14:15:29,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:15:29" (1/1) ... [2021-11-23 14:15:29,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:15:29,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:15:30,558 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-11-23 14:15:30,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77ddf3e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:15:30, skipping insertion in model container [2021-11-23 14:15:30,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 14:15:30,560 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 14:15:30,561 INFO L158 Benchmark]: Toolchain (without parser) took 1371.70ms. Allocated memory is still 69.2MB. Free memory was 46.2MB in the beginning and 38.8MB in the end (delta: 7.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 14:15:30,562 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory was 50.4MB in the beginning and 50.3MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:15:30,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1369.22ms. Allocated memory is still 69.2MB. Free memory was 46.0MB in the beginning and 38.8MB in the end (delta: 7.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 14:15:30,565 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory was 50.4MB in the beginning and 50.3MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1369.22ms. Allocated memory is still 69.2MB. Free memory was 46.0MB in the beginning and 38.8MB in the end (delta: 7.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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