./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 ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 0.2.2-dev-ae00767 [2021-12-28 08:28:25,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 08:28:25,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 08:28:25,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 08:28:25,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 08:28:25,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 08:28:25,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 08:28:25,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 08:28:25,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 08:28:25,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 08:28:25,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 08:28:25,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 08:28:25,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 08:28:25,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 08:28:25,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 08:28:25,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 08:28:25,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 08:28:25,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 08:28:25,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 08:28:25,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 08:28:25,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 08:28:25,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 08:28:25,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 08:28:25,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 08:28:25,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 08:28:25,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 08:28:25,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 08:28:25,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 08:28:25,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 08:28:25,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 08:28:25,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 08:28:25,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 08:28:25,681 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 08:28:25,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 08:28:25,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 08:28:25,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 08:28:25,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 08:28:25,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 08:28:25,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 08:28:25,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 08:28:25,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 08:28:25,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-28 08:28:25,720 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 08:28:25,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 08:28:25,720 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 08:28:25,720 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 08:28:25,721 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 08:28:25,721 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 08:28:25,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 08:28:25,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 08:28:25,723 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 08:28:25,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 08:28:25,723 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-28 08:28:25,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 08:28:25,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 08:28:25,724 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-28 08:28:25,724 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-28 08:28:25,724 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-28 08:28:25,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 08:28:25,724 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-28 08:28:25,725 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 08:28:25,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 08:28:25,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 08:28:25,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 08:28:25,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 08:28:25,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 08:28:25,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 08:28:25,726 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 08:28:25,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 08:28:25,726 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-12-28 08:28:25,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 08:28:26,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 08:28:26,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 08:28:26,006 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 08:28:26,006 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 08:28:26,008 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-12-28 08:28:26,059 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a3f539a2/40aea7ccccfc419f9f63e18017427725/FLAG544d58e26 [2021-12-28 08:28:26,507 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 08:28:26,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-12-28 08:28:26,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a3f539a2/40aea7ccccfc419f9f63e18017427725/FLAG544d58e26 [2021-12-28 08:28:26,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a3f539a2/40aea7ccccfc419f9f63e18017427725 [2021-12-28 08:28:26,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 08:28:26,806 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 08:28:26,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 08:28:26,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 08:28:26,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 08:28:26,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 08:28:26" (1/1) ... [2021-12-28 08:28:26,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@151df00c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 08:28:26, skipping insertion in model container [2021-12-28 08:28:26,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 08:28:26" (1/1) ... [2021-12-28 08:28:26,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 08:28:26,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 08:28:27,536 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 [2021-12-28 08:28:27,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@297d9410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 08:28:27, skipping insertion in model container [2021-12-28 08:28:27,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 08:28:27,538 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-28 08:28:27,539 INFO L158 Benchmark]: Toolchain (without parser) took 731.85ms. Allocated memory is still 58.7MB. Free memory was 39.2MB in the beginning and 36.9MB in the end (delta: 2.2MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2021-12-28 08:28:27,540 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 46.1MB. Free memory was 28.7MB in the beginning and 28.6MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 08:28:27,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 729.44ms. Allocated memory is still 58.7MB. Free memory was 39.0MB in the beginning and 36.9MB in the end (delta: 2.1MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2021-12-28 08:28:27,542 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 46.1MB. Free memory was 28.7MB in the beginning and 28.6MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 729.44ms. Allocated memory is still 58.7MB. Free memory was 39.0MB in the beginning and 36.9MB in the end (delta: 2.1MB). Peak memory consumption was 20.9MB. 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=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 0.2.2-dev-ae00767 [2021-12-28 08:28:28,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 08:28:28,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 08:28:28,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 08:28:28,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 08:28:29,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 08:28:29,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 08:28:29,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 08:28:29,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 08:28:29,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 08:28:29,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 08:28:29,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 08:28:29,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 08:28:29,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 08:28:29,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 08:28:29,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 08:28:29,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 08:28:29,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 08:28:29,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 08:28:29,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 08:28:29,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 08:28:29,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 08:28:29,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 08:28:29,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 08:28:29,037 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 08:28:29,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 08:28:29,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 08:28:29,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 08:28:29,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 08:28:29,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 08:28:29,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 08:28:29,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 08:28:29,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 08:28:29,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 08:28:29,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 08:28:29,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 08:28:29,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 08:28:29,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 08:28:29,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 08:28:29,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 08:28:29,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 08:28:29,046 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-28 08:28:29,074 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 08:28:29,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 08:28:29,075 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 08:28:29,076 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 08:28:29,076 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 08:28:29,077 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 08:28:29,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 08:28:29,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 08:28:29,078 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 08:28:29,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 08:28:29,079 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-28 08:28:29,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 08:28:29,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 08:28:29,079 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-28 08:28:29,079 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-28 08:28:29,080 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-28 08:28:29,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 08:28:29,080 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-28 08:28:29,080 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-28 08:28:29,080 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-28 08:28:29,080 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 08:28:29,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 08:28:29,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 08:28:29,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 08:28:29,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 08:28:29,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 08:28:29,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 08:28:29,087 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-28 08:28:29,087 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-28 08:28:29,087 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-28 08:28:29,087 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-12-28 08:28:29,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 08:28:29,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 08:28:29,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 08:28:29,389 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 08:28:29,390 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 08:28:29,391 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-12-28 08:28:29,438 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff4595e0/d59413e07f8a4b00a62525062daa289b/FLAG69d6a939a [2021-12-28 08:28:29,954 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 08:28:29,954 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-12-28 08:28:29,979 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff4595e0/d59413e07f8a4b00a62525062daa289b/FLAG69d6a939a [2021-12-28 08:28:30,227 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff4595e0/d59413e07f8a4b00a62525062daa289b [2021-12-28 08:28:30,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 08:28:30,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 08:28:30,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 08:28:30,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 08:28:30,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 08:28:30,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 08:28:30" (1/1) ... [2021-12-28 08:28:30,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ff24ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 08:28:30, skipping insertion in model container [2021-12-28 08:28:30,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 08:28:30" (1/1) ... [2021-12-28 08:28:30,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 08:28:30,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 08:28:30,984 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 [2021-12-28 08:28:30,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f4ae46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 08:28:30, skipping insertion in model container [2021-12-28 08:28:30,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 08:28:30,987 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-28 08:28:30,988 INFO L158 Benchmark]: Toolchain (without parser) took 756.71ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 29.4MB in the beginning and 37.2MB in the end (delta: -7.8MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2021-12-28 08:28:30,989 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 08:28:30,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 753.28ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 29.3MB in the beginning and 37.2MB in the end (delta: -7.9MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2021-12-28 08:28:30,992 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 753.28ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 29.3MB in the beginning and 37.2MB in the end (delta: -7.9MB). Peak memory consumption was 7.1MB. 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