./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 5fbdf5bf 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 e74f98059c168bbea3fa809da06c6e55d25d54fc .................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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 e74f98059c168bbea3fa809da06c6e55d25d54fc .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 19:39:53,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 19:39:53,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 19:39:53,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 19:39:53,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 19:39:53,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 19:39:53,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 19:39:53,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 19:39:53,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 19:39:53,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 19:39:53,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 19:39:53,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 19:39:53,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 19:39:53,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 19:39:53,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 19:39:53,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 19:39:53,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 19:39:53,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 19:39:53,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 19:39:53,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 19:39:53,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 19:39:53,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 19:39:53,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 19:39:53,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 19:39:53,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 19:39:53,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 19:39:53,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 19:39:53,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 19:39:53,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 19:39:53,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 19:39:53,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 19:39:53,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 19:39:53,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 19:39:53,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 19:39:53,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 19:39:53,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 19:39:53,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 19:39:53,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 19:39:53,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 19:39:53,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 19:39:53,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 19:39:53,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-08-30 19:39:53,168 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 19:39:53,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 19:39:53,169 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 19:39:53,169 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 19:39:53,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 19:39:53,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 19:39:53,170 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 19:39:53,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 19:39:53,170 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 19:39:53,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 19:39:53,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 19:39:53,171 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-30 19:39:53,171 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-30 19:39:53,171 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-30 19:39:53,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 19:39:53,171 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-30 19:39:53,171 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 19:39:53,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 19:39:53,172 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 19:39:53,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 19:39:53,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 19:39:53,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 19:39:53,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 19:39:53,172 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-30 19:39:53,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-30 19:39:53,172 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 19:39:53,173 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e74f98059c168bbea3fa809da06c6e55d25d54fc [2021-08-30 19:39:53,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 19:39:53,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 19:39:53,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 19:39:53,457 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 19:39:53,458 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 19:39:53,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-08-30 19:39:53,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbc11b16e/6330de4a8acd482f8e25bf1dd9d7e549/FLAG61d74010e [2021-08-30 19:39:54,151 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 19:39:54,152 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-08-30 19:39:54,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbc11b16e/6330de4a8acd482f8e25bf1dd9d7e549/FLAG61d74010e [2021-08-30 19:39:54,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbc11b16e/6330de4a8acd482f8e25bf1dd9d7e549 [2021-08-30 19:39:54,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 19:39:54,383 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-30 19:39:54,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 19:39:54,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 19:39:54,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 19:39:54,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:54" (1/1) ... [2021-08-30 19:39:54,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18525f37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:39:54, skipping insertion in model container [2021-08-30 19:39:54,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:54" (1/1) ... [2021-08-30 19:39:54,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 19:39:54,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 19:39:55,330 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 [2021-08-30 19:39:55,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48e8aa94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:39:55, skipping insertion in model container [2021-08-30 19:39:55,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 19:39:55,331 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-30 19:39:55,333 INFO L158 Benchmark]: Toolchain (without parser) took 949.08ms. Allocated memory is still 56.6MB. Free memory was 31.3MB in the beginning and 28.5MB in the end (delta: 2.8MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2021-08-30 19:39:55,334 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 19:39:55,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 947.16ms. Allocated memory is still 56.6MB. Free memory was 31.1MB in the beginning and 28.7MB in the end (delta: 2.4MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2021-08-30 19:39:55,338 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 947.16ms. Allocated memory is still 56.6MB. Free memory was 31.1MB in the beginning and 28.7MB in the end (delta: 2.4MB). Peak memory consumption was 9.1MB. 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... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 19:39:56,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 19:39:56,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 19:39:56,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 19:39:56,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 19:39:56,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 19:39:56,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 19:39:56,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 19:39:56,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 19:39:56,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 19:39:56,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 19:39:56,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 19:39:56,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 19:39:56,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 19:39:56,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 19:39:57,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 19:39:57,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 19:39:57,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 19:39:57,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 19:39:57,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 19:39:57,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 19:39:57,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 19:39:57,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 19:39:57,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 19:39:57,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 19:39:57,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 19:39:57,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 19:39:57,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 19:39:57,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 19:39:57,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 19:39:57,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 19:39:57,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 19:39:57,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 19:39:57,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 19:39:57,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 19:39:57,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 19:39:57,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 19:39:57,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 19:39:57,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 19:39:57,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 19:39:57,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 19:39:57,036 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-08-30 19:39:57,077 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 19:39:57,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 19:39:57,079 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 19:39:57,079 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 19:39:57,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 19:39:57,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 19:39:57,081 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 19:39:57,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 19:39:57,081 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 19:39:57,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 19:39:57,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 19:39:57,082 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-30 19:39:57,082 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-30 19:39:57,082 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-30 19:39:57,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 19:39:57,083 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-30 19:39:57,083 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-30 19:39:57,083 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-30 19:39:57,083 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 19:39:57,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 19:39:57,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 19:39:57,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 19:39:57,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 19:39:57,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 19:39:57,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 19:39:57,089 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-30 19:39:57,090 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-30 19:39:57,090 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 19:39:57,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-30 19:39:57,090 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e74f98059c168bbea3fa809da06c6e55d25d54fc [2021-08-30 19:39:57,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 19:39:57,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 19:39:57,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 19:39:57,408 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 19:39:57,408 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 19:39:57,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-08-30 19:39:57,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a2b1e8fb/7fb9407b311a476a96a99d6a8de481cb/FLAG6caf351e6 [2021-08-30 19:39:58,066 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 19:39:58,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-08-30 19:39:58,095 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a2b1e8fb/7fb9407b311a476a96a99d6a8de481cb/FLAG6caf351e6 [2021-08-30 19:39:58,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a2b1e8fb/7fb9407b311a476a96a99d6a8de481cb [2021-08-30 19:39:58,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 19:39:58,277 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-30 19:39:58,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 19:39:58,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 19:39:58,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 19:39:58,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:58" (1/1) ... [2021-08-30 19:39:58,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32bd80a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:39:58, skipping insertion in model container [2021-08-30 19:39:58,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:58" (1/1) ... [2021-08-30 19:39:58,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 19:39:58,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 19:39:59,317 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 [2021-08-30 19:39:59,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b92b595 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:39:59, skipping insertion in model container [2021-08-30 19:39:59,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 19:39:59,319 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-30 19:39:59,320 INFO L158 Benchmark]: Toolchain (without parser) took 1042.16ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 31.2MB in the beginning and 45.4MB in the end (delta: -14.2MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-08-30 19:39:59,321 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory was 38.7MB in the beginning and 38.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 19:39:59,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1038.38ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 30.9MB in the beginning and 45.4MB in the end (delta: -14.4MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-08-30 19:39:59,323 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory was 38.7MB in the beginning and 38.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1038.38ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 30.9MB in the beginning and 45.4MB in the end (delta: -14.4MB). Peak memory consumption was 9.3MB. 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...