./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/fold-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version ff03de63 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/fold-1.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 a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 20:39:56,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 20:39:56,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 20:39:56,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 20:39:56,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 20:39:56,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 20:39:56,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 20:39:56,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 20:39:56,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 20:39:56,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 20:39:56,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 20:39:56,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 20:39:56,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 20:39:56,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 20:39:56,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 20:39:56,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 20:39:56,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 20:39:56,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 20:39:56,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 20:39:56,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 20:39:56,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 20:39:56,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 20:39:56,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 20:39:56,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 20:39:56,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 20:39:56,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 20:39:56,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 20:39:56,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 20:39:56,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 20:39:56,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 20:39:56,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 20:39:56,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 20:39:56,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 20:39:56,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 20:39:56,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 20:39:56,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 20:39:56,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 20:39:56,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 20:39:56,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 20:39:56,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 20:39:56,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 20:39:56,197 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-21 20:39:56,227 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 20:39:56,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 20:39:56,228 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 20:39:56,228 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 20:39:56,229 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 20:39:56,229 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 20:39:56,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 20:39:56,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 20:39:56,230 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 20:39:56,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 20:39:56,231 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 20:39:56,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 20:39:56,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 20:39:56,232 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-21 20:39:56,232 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-21 20:39:56,232 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-21 20:39:56,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 20:39:56,233 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 20:39:56,233 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 20:39:56,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 20:39:56,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 20:39:56,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 20:39:56,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 20:39:56,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 20:39:56,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 20:39:56,234 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 20:39:56,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 20:39:56,235 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 20:39:56,235 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2021-12-21 20:39:56,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 20:39:56,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 20:39:56,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 20:39:56,504 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 20:39:56,505 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 20:39:56,506 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-12-21 20:39:56,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e5abb07/e5bc6ae9a08448fa89807b645f61418f/FLAG6a0d581bd [2021-12-21 20:39:57,114 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 20:39:57,115 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-12-21 20:39:57,147 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e5abb07/e5bc6ae9a08448fa89807b645f61418f/FLAG6a0d581bd [2021-12-21 20:39:57,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e5abb07/e5bc6ae9a08448fa89807b645f61418f [2021-12-21 20:39:57,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 20:39:57,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 20:39:57,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 20:39:57,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 20:39:57,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 20:39:57,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:39:57" (1/1) ... [2021-12-21 20:39:57,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11fd11f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:39:57, skipping insertion in model container [2021-12-21 20:39:57,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:39:57" (1/1) ... [2021-12-21 20:39:57,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 20:39:57,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 20:39:58,378 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-21 20:39:58,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@741d212 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:39:58, skipping insertion in model container [2021-12-21 20:39:58,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 20:39:58,380 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 20:39:58,382 INFO L158 Benchmark]: Toolchain (without parser) took 845.87ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 52.5MB in the beginning and 79.9MB in the end (delta: -27.3MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-12-21 20:39:58,383 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 20:39:58,384 INFO L158 Benchmark]: CACSL2BoogieTranslator took 842.81ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 52.3MB in the beginning and 79.9MB in the end (delta: -27.5MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-12-21 20:39:58,386 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 842.81ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 52.3MB in the beginning and 79.9MB in the end (delta: -27.5MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/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/fold-1.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 a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 20:40:00,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 20:40:00,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 20:40:00,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 20:40:00,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 20:40:00,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 20:40:00,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 20:40:00,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 20:40:00,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 20:40:00,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 20:40:00,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 20:40:00,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 20:40:00,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 20:40:00,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 20:40:00,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 20:40:00,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 20:40:00,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 20:40:00,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 20:40:00,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 20:40:00,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 20:40:00,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 20:40:00,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 20:40:00,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 20:40:00,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 20:40:00,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 20:40:00,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 20:40:00,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 20:40:00,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 20:40:00,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 20:40:00,139 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 20:40:00,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 20:40:00,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 20:40:00,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 20:40:00,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 20:40:00,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 20:40:00,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 20:40:00,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 20:40:00,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 20:40:00,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 20:40:00,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 20:40:00,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 20:40:00,148 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-21 20:40:00,180 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 20:40:00,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 20:40:00,181 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 20:40:00,182 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 20:40:00,182 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 20:40:00,183 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 20:40:00,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 20:40:00,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 20:40:00,184 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 20:40:00,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 20:40:00,185 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 20:40:00,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 20:40:00,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 20:40:00,186 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-21 20:40:00,186 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-21 20:40:00,186 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-21 20:40:00,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 20:40:00,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 20:40:00,186 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-21 20:40:00,187 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-21 20:40:00,187 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 20:40:00,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 20:40:00,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 20:40:00,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 20:40:00,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 20:40:00,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 20:40:00,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 20:40:00,194 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-21 20:40:00,194 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-21 20:40:00,195 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 20:40:00,195 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-21 20:40:00,195 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2021-12-21 20:40:00,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 20:40:00,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 20:40:00,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 20:40:00,526 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 20:40:00,526 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 20:40:00,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-12-21 20:40:00,577 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae76c43a8/62c42312181446c58fe41e1ac428082c/FLAG8d4bfd306 [2021-12-21 20:40:01,224 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 20:40:01,225 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-12-21 20:40:01,254 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae76c43a8/62c42312181446c58fe41e1ac428082c/FLAG8d4bfd306 [2021-12-21 20:40:01,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae76c43a8/62c42312181446c58fe41e1ac428082c [2021-12-21 20:40:01,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 20:40:01,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 20:40:01,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:01,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 20:40:01,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 20:40:01,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:01" (1/1) ... [2021-12-21 20:40:01,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6afcd935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:01, skipping insertion in model container [2021-12-21 20:40:01,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:01" (1/1) ... [2021-12-21 20:40:01,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 20:40:01,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 20:40:02,413 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-21 20:40:02,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e64435c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:02, skipping insertion in model container [2021-12-21 20:40:02,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:02,415 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 20:40:02,417 INFO L158 Benchmark]: Toolchain (without parser) took 837.11ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 32.1MB in the beginning and 28.6MB in the end (delta: 3.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-12-21 20:40:02,418 INFO L158 Benchmark]: CDTParser took 1.39ms. Allocated memory is still 50.3MB. Free memory is still 32.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 20:40:02,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 835.27ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 31.8MB in the beginning and 28.8MB in the end (delta: 3.0MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-12-21 20:40:02,421 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39ms. Allocated memory is still 50.3MB. Free memory is still 32.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 835.27ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 31.8MB in the beginning and 28.8MB in the end (delta: 3.0MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN