./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/who-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt --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 2e79e6a5f98cba091bdf5878be39b9841adfd39e ............................................................................................................................... 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_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt --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 2e79e6a5f98cba091bdf5878be39b9841adfd39e .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:44:56,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:44:56,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:44:56,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:44:56,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:44:56,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:44:56,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:44:56,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:44:56,139 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:44:56,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:44:56,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:44:56,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:44:56,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:44:56,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:44:56,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:44:56,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:44:56,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:44:56,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:44:56,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:44:56,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:44:56,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:44:56,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:44:56,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:44:56,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:44:56,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:44:56,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:44:56,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:44:56,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:44:56,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:44:56,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:44:56,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:44:56,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:44:56,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:44:56,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:44:56,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:44:56,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:44:56,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:44:56,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:44:56,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:44:56,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:44:56,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:44:56,201 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-13 00:44:56,242 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:44:56,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:44:56,243 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:44:56,243 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:44:56,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:44:56,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:44:56,245 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:44:56,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:44:56,246 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:44:56,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:44:56,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:44:56,247 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 00:44:56,248 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 00:44:56,248 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 00:44:56,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:44:56,248 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 00:44:56,248 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:44:56,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:44:56,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:44:56,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:44:56,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:44:56,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:44:56,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:44:56,250 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:44:56,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:44:56,250 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:44:56,250 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_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e79e6a5f98cba091bdf5878be39b9841adfd39e [2021-10-13 00:44:56,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:44:56,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:44:56,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:44:56,557 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:44:56,557 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:44:56,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-13 00:44:56,647 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/data/7e5b8444f/314080ce2f384150a5d7a5b14e515012/FLAG5cd0fb4b8 [2021-10-13 00:44:57,371 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:44:57,371 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-13 00:44:57,415 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/data/7e5b8444f/314080ce2f384150a5d7a5b14e515012/FLAG5cd0fb4b8 [2021-10-13 00:44:57,474 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/data/7e5b8444f/314080ce2f384150a5d7a5b14e515012 [2021-10-13 00:44:57,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:44:57,480 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 00:44:57,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:44:57,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:44:57,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:44:57,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:44:57" (1/1) ... [2021-10-13 00:44:57,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a340d59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:57, skipping insertion in model container [2021-10-13 00:44:57,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:44:57" (1/1) ... [2021-10-13 00:44:57,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:44:57,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:44:58,840 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-13 00:44:58,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@128eaa3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:58, skipping insertion in model container [2021-10-13 00:44:58,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:44:58,842 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 00:44:58,845 INFO L168 Benchmark]: Toolchain (without parser) took 1362.98 ms. Allocated memory is still 90.2 MB. Free memory was 63.7 MB in the beginning and 47.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:58,846 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 90.2 MB. Free memory is still 66.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:44:58,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1358.80 ms. Allocated memory is still 90.2 MB. Free memory was 63.7 MB in the beginning and 47.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:58,850 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 90.2 MB. Free memory is still 66.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1358.80 ms. Allocated memory is still 90.2 MB. Free memory was 63.7 MB in the beginning and 47.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:45:01,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:45:01,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:45:01,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:45:01,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:45:01,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:45:01,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:45:01,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:45:01,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:45:01,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:45:01,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:45:01,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:45:01,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:45:01,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:45:01,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:45:01,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:45:01,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:45:01,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:45:01,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:45:01,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:45:01,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:45:01,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:45:01,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:45:01,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:45:01,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:45:01,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:45:01,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:45:01,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:45:01,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:45:01,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:45:01,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:45:01,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:45:01,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:45:01,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:45:01,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:45:01,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:45:01,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:45:01,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:45:01,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:45:01,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:45:01,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:45:01,164 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-13 00:45:01,213 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:45:01,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:45:01,213 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:45:01,214 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:45:01,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:45:01,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:45:01,216 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:45:01,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:45:01,216 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:45:01,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:45:01,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:45:01,218 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 00:45:01,218 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 00:45:01,218 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 00:45:01,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:45:01,219 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 00:45:01,219 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:45:01,219 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:45:01,219 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:45:01,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:45:01,220 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:45:01,220 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:45:01,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:45:01,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:45:01,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:45:01,221 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:45:01,221 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:45:01,221 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:45:01,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:45:01,221 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_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e79e6a5f98cba091bdf5878be39b9841adfd39e [2021-10-13 00:45:01,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:45:01,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:45:01,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:45:01,611 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:45:01,612 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:45:01,612 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-13 00:45:01,686 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/data/5ebb8d367/31af34e76695402ebe8bcd846110bc7f/FLAGa82509dd9 [2021-10-13 00:45:02,496 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:45:02,497 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-13 00:45:02,530 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/data/5ebb8d367/31af34e76695402ebe8bcd846110bc7f/FLAGa82509dd9 [2021-10-13 00:45:02,606 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd39351-f2e7-455c-9e58-d08f1c943946/bin/uautomizer-WNIpwEf4Nt/data/5ebb8d367/31af34e76695402ebe8bcd846110bc7f [2021-10-13 00:45:02,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:45:02,609 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 00:45:02,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:45:02,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:45:02,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:45:02,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:45:02" (1/1) ... [2021-10-13 00:45:02,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61595ace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:02, skipping insertion in model container [2021-10-13 00:45:02,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:45:02" (1/1) ... [2021-10-13 00:45:02,623 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:45:02,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:45:04,009 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-13 00:45:04,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a145c02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:04, skipping insertion in model container [2021-10-13 00:45:04,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:45:04,012 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 00:45:04,015 INFO L168 Benchmark]: Toolchain (without parser) took 1403.85 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 29.0 MB in the beginning and 48.8 MB in the end (delta: -19.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:45:04,016 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory is still 37.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:45:04,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1401.51 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 28.8 MB in the beginning and 48.8 MB in the end (delta: -20.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:45:04,019 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory is still 37.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1401.51 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 28.8 MB in the beginning and 48.8 MB in the end (delta: -20.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...