./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD --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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD --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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:32:42,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:32:42,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:32:42,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:32:42,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:32:42,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:32:42,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:32:42,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:32:42,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:32:42,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:32:42,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:32:42,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:32:42,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:32:42,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:32:42,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:32:42,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:32:42,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:32:42,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:32:42,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:32:42,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:32:42,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:32:42,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:32:42,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:32:42,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:32:42,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:32:42,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:32:42,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:32:42,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:32:42,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:32:42,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:32:42,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:32:42,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:32:42,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:32:42,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:32:42,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:32:42,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:32:42,186 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:32:42,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:32:42,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:32:42,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:32:42,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:32:42,191 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 23:32:42,240 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:32:42,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:32:42,241 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:32:42,242 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:32:42,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:32:42,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:32:42,244 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:32:42,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:32:42,245 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:32:42,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:32:42,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:32:42,245 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:32:42,246 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:32:42,246 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:32:42,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:32:42,247 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:32:42,247 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:32:42,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:32:42,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:32:42,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:32:42,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:32:42,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:32:42,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:32:42,249 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:32:42,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:32:42,250 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:32:42,250 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_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2021-10-28 23:32:42,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:32:42,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:32:42,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:32:42,614 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:32:42,616 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:32:42,617 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-10-28 23:32:42,732 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/data/d09197bdd/c51c54f31e2d44e09c433b1df7bb5fc0/FLAGa271837aa [2021-10-28 23:32:43,619 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:32:43,620 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-10-28 23:32:43,684 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/data/d09197bdd/c51c54f31e2d44e09c433b1df7bb5fc0/FLAGa271837aa [2021-10-28 23:32:44,124 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/data/d09197bdd/c51c54f31e2d44e09c433b1df7bb5fc0 [2021-10-28 23:32:44,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:32:44,131 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:32:44,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:32:44,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:32:44,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:32:44,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:32:44" (1/1) ... [2021-10-28 23:32:44,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b4aaae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:32:44, skipping insertion in model container [2021-10-28 23:32:44,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:32:44" (1/1) ... [2021-10-28 23:32:44,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:32:44,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:32:45,860 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-28 23:32:45,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40e13793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:32:45, skipping insertion in model container [2021-10-28 23:32:45,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:32:45,871 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:32:45,874 INFO L168 Benchmark]: Toolchain (without parser) took 1741.85 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 55.6 MB in the beginning and 83.6 MB in the end (delta: -27.9 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:32:45,876 INFO L168 Benchmark]: CDTParser took 0.85 ms. Allocated memory is still 94.4 MB. Free memory was 64.5 MB in the beginning and 64.5 MB in the end (delta: 25.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:32:45,879 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1738.43 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 55.4 MB in the beginning and 83.6 MB in the end (delta: -28.2 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:32:45,883 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 ms. Allocated memory is still 94.4 MB. Free memory was 64.5 MB in the beginning and 64.5 MB in the end (delta: 25.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1738.43 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 55.4 MB in the beginning and 83.6 MB in the end (delta: -28.2 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:32:48,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:32:48,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:32:48,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:32:48,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:32:48,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:32:48,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:32:48,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:32:48,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:32:48,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:32:48,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:32:48,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:32:48,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:32:48,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:32:48,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:32:48,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:32:48,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:32:48,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:32:48,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:32:48,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:32:48,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:32:48,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:32:48,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:32:48,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:32:48,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:32:48,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:32:48,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:32:48,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:32:48,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:32:48,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:32:48,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:32:48,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:32:48,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:32:48,910 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:32:48,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:32:48,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:32:48,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:32:48,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:32:48,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:32:48,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:32:48,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:32:48,920 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 23:32:48,980 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:32:48,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:32:48,982 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:32:48,982 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:32:48,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:32:48,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:32:48,985 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:32:48,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:32:48,986 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:32:48,986 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:32:48,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:32:48,988 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:32:48,988 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:32:48,989 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:32:48,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:32:48,990 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:32:48,990 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:32:48,990 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:32:48,991 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:32:48,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:32:48,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:32:48,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:32:48,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:32:48,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:32:48,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:32:48,993 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:32:48,994 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:32:48,994 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:32:48,994 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:32:48,994 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_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2021-10-28 23:32:49,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:32:49,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:32:49,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:32:49,553 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:32:49,555 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:32:49,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-10-28 23:32:49,660 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/data/81914861f/3b02c763fd794138a4742526605b3ceb/FLAG3aa7a0c1f [2021-10-28 23:32:50,556 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:32:50,557 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-10-28 23:32:50,608 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/data/81914861f/3b02c763fd794138a4742526605b3ceb/FLAG3aa7a0c1f [2021-10-28 23:32:51,094 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e349fc-c33d-4c40-8536-23b3e099e88e/bin/uautomizer-GMMbpWq8iD/data/81914861f/3b02c763fd794138a4742526605b3ceb [2021-10-28 23:32:51,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:32:51,101 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:32:51,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:32:51,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:32:51,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:32:51,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:32:51" (1/1) ... [2021-10-28 23:32:51,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61e96ef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:32:51, skipping insertion in model container [2021-10-28 23:32:51,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:32:51" (1/1) ... [2021-10-28 23:32:51,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:32:51,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:32:52,674 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-28 23:32:52,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66eb9d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:32:52, skipping insertion in model container [2021-10-28 23:32:52,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:32:52,676 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:32:52,679 INFO L168 Benchmark]: Toolchain (without parser) took 1576.69 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 29.1 MB in the beginning and 50.2 MB in the end (delta: -21.1 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:32:52,680 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 56.6 MB. Free memory is still 37.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:32:52,681 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1571.18 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 28.8 MB in the beginning and 50.2 MB in the end (delta: -21.3 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:32:52,684 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 56.6 MB. Free memory is still 37.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1571.18 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 28.8 MB in the beginning and 50.2 MB in the end (delta: -21.3 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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...