./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 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:53:38,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:53:38,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:53:38,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:53:38,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:53:38,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:53:38,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:53:38,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:53:38,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:53:38,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:53:38,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:53:38,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:53:38,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:53:38,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:53:38,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:53:38,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:53:38,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:53:38,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:53:38,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:53:38,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:53:38,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:53:38,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:53:38,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:53:38,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:53:38,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:53:38,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:53:38,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:53:38,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:53:38,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:53:38,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:53:38,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:53:38,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:53:38,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:53:38,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:53:38,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:53:38,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:53:38,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:53:38,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:53:38,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:53:38,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:53:38,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:53:38,172 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-23 13:53:38,218 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:53:38,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:53:38,219 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:53:38,219 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:53:38,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:53:38,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:53:38,220 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:53:38,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:53:38,221 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 13:53:38,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:53:38,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:53:38,222 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 13:53:38,222 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 13:53:38,222 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 13:53:38,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 13:53:38,223 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 13:53:38,223 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:53:38,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:53:38,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:53:38,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 13:53:38,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:53:38,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:53:38,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 13:53:38,225 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 13:53:38,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 13:53:38,225 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:53:38,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2021-11-23 13:53:38,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:53:38,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:53:38,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:53:38,559 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:53:38,560 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:53:38,561 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-11-23 13:53:38,639 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/data/2f35dbe99/6f561fd054354fc8b076006790f00815/FLAG4c357a413 [2021-11-23 13:53:39,268 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:53:39,268 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-11-23 13:53:39,320 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/data/2f35dbe99/6f561fd054354fc8b076006790f00815/FLAG4c357a413 [2021-11-23 13:53:39,442 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/data/2f35dbe99/6f561fd054354fc8b076006790f00815 [2021-11-23 13:53:39,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:53:39,452 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:53:39,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:53:39,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:53:39,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:53:39,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:53:39" (1/1) ... [2021-11-23 13:53:39,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72e539c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:39, skipping insertion in model container [2021-11-23 13:53:39,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:53:39" (1/1) ... [2021-11-23 13:53:39,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:53:39,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:53:40,738 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 13:53:40,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79eb8451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:40, skipping insertion in model container [2021-11-23 13:53:40,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:53:40,740 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 13:53:40,742 INFO L158 Benchmark]: Toolchain (without parser) took 1288.98ms. Allocated memory was 92.3MB in the beginning and 127.9MB in the end (delta: 35.7MB). Free memory was 52.4MB in the beginning and 86.6MB in the end (delta: -34.2MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-23 13:53:40,743 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 92.3MB. Free memory was 63.1MB in the beginning and 63.0MB in the end (delta: 21.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:53:40,744 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1284.21ms. Allocated memory was 92.3MB in the beginning and 127.9MB in the end (delta: 35.7MB). Free memory was 52.4MB in the beginning and 86.6MB in the end (delta: -34.2MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-23 13:53:40,750 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 92.3MB. Free memory was 63.1MB in the beginning and 63.0MB in the end (delta: 21.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1284.21ms. Allocated memory was 92.3MB in the beginning and 127.9MB in the end (delta: 35.7MB). Free memory was 52.4MB in the beginning and 86.6MB in the end (delta: -34.2MB). Peak memory consumption was 7.8MB. 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:53:43,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:53:43,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:53:43,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:53:43,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:53:43,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:53:43,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:53:43,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:53:43,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:53:43,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:53:43,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:53:43,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:53:43,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:53:43,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:53:43,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:53:43,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:53:43,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:53:43,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:53:43,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:53:43,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:53:43,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:53:43,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:53:43,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:53:43,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:53:43,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:53:43,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:53:43,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:53:43,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:53:43,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:53:43,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:53:43,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:53:43,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:53:43,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:53:43,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:53:43,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:53:43,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:53:43,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:53:43,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:53:43,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:53:43,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:53:43,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:53:43,174 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-23 13:53:43,217 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:53:43,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:53:43,219 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:53:43,219 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:53:43,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:53:43,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:53:43,221 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:53:43,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:53:43,222 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 13:53:43,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:53:43,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:53:43,224 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 13:53:43,224 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 13:53:43,224 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 13:53:43,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 13:53:43,225 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 13:53:43,225 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 13:53:43,225 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 13:53:43,225 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:53:43,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:53:43,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:53:43,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 13:53:43,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:53:43,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:53:43,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 13:53:43,227 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-23 13:53:43,228 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 13:53:43,228 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:53:43,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 13:53:43,228 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2021-11-23 13:53:43,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:53:43,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:53:43,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:53:43,654 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:53:43,655 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:53:43,657 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-11-23 13:53:43,745 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/data/8106c0248/5d4b5b986ade4385957c2a641cffb505/FLAG424babd54 [2021-11-23 13:53:44,670 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:53:44,670 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-11-23 13:53:44,711 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/data/8106c0248/5d4b5b986ade4385957c2a641cffb505/FLAG424babd54 [2021-11-23 13:53:45,202 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4da62c2-5256-4f70-b9fa-71b0c83784df/bin/uautomizer-wIGwrQj20G/data/8106c0248/5d4b5b986ade4385957c2a641cffb505 [2021-11-23 13:53:45,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:53:45,208 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:53:45,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:53:45,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:53:45,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:53:45,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:53:45" (1/1) ... [2021-11-23 13:53:45,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d7c4ac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:45, skipping insertion in model container [2021-11-23 13:53:45,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:53:45" (1/1) ... [2021-11-23 13:53:45,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:53:45,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:53:46,549 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 13:53:46,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67bf3519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:46, skipping insertion in model container [2021-11-23 13:53:46,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:53:46,551 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 13:53:46,553 INFO L158 Benchmark]: Toolchain (without parser) took 1344.08ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 35.3MB in the beginning and 44.8MB in the end (delta: -9.5MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2021-11-23 13:53:46,553 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:53:46,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1338.85ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 35.0MB in the beginning and 44.8MB in the end (delta: -9.7MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2021-11-23 13:53:46,556 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1338.85ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 35.0MB in the beginning and 44.8MB in the end (delta: -9.7MB). Peak memory consumption was 13.5MB. 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