./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/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_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF --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-53f42b1 [2021-11-20 07:11:32,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:11:32,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:11:32,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:11:32,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:11:32,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:11:32,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:11:32,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:11:32,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:11:32,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:11:32,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:11:32,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:11:32,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:11:32,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:11:32,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:11:32,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:11:32,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:11:32,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:11:32,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:11:32,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:11:32,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:11:32,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:11:32,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:11:32,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:11:32,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:11:32,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:11:32,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:11:32,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:11:32,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:11:32,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:11:32,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:11:32,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:11:32,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:11:32,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:11:32,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:11:32,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:11:32,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:11:32,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:11:32,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:11:32,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:11:32,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:11:32,981 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-20 07:11:33,008 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:11:33,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:11:33,009 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:11:33,009 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:11:33,010 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:11:33,010 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:11:33,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:11:33,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:11:33,011 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:11:33,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:11:33,012 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:11:33,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:11:33,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:11:33,013 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 07:11:33,013 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 07:11:33,013 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 07:11:33,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:11:33,014 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 07:11:33,014 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:11:33,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:11:33,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:11:33,015 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:11:33,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:11:33,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:11:33,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:11:33,016 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:11:33,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:11:33,016 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:11:33,016 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_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2021-11-20 07:11:33,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:11:33,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:11:33,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:11:33,280 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:11:33,281 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:11:33,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-11-20 07:11:33,352 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/data/02c9bd8b1/0e471fe45844490ea924912453e9fac2/FLAGf5a34da69 [2021-11-20 07:11:34,124 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:11:34,125 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-11-20 07:11:34,170 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/data/02c9bd8b1/0e471fe45844490ea924912453e9fac2/FLAGf5a34da69 [2021-11-20 07:11:34,239 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/data/02c9bd8b1/0e471fe45844490ea924912453e9fac2 [2021-11-20 07:11:34,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:11:34,249 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:11:34,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:11:34,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:11:34,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:11:34,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:11:34" (1/1) ... [2021-11-20 07:11:34,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1849b4f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:34, skipping insertion in model container [2021-11-20 07:11:34,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:11:34" (1/1) ... [2021-11-20 07:11:34,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:11:34,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:11:35,674 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 07:11:35,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66f290c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:35, skipping insertion in model container [2021-11-20 07:11:35,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:11:35,676 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:11:35,679 INFO L158 Benchmark]: Toolchain (without parser) took 1428.16ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 85.3MB in the beginning and 115.3MB in the end (delta: -29.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-20 07:11:35,679 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:11:35,681 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1422.26ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 85.0MB in the beginning and 115.3MB in the end (delta: -30.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-20 07:11:35,682 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1422.26ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 85.0MB in the beginning and 115.3MB in the end (delta: -30.3MB). Peak memory consumption was 12.6MB. 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_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/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_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF --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-53f42b1 [2021-11-20 07:11:38,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:11:38,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:11:38,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:11:38,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:11:38,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:11:38,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:11:38,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:11:38,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:11:38,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:11:38,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:11:38,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:11:38,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:11:38,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:11:38,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:11:38,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:11:38,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:11:38,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:11:38,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:11:38,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:11:38,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:11:38,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:11:38,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:11:38,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:11:38,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:11:38,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:11:38,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:11:38,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:11:38,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:11:38,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:11:38,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:11:38,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:11:38,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:11:38,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:11:38,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:11:38,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:11:38,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:11:38,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:11:38,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:11:38,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:11:38,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:11:38,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-20 07:11:38,224 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:11:38,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:11:38,226 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:11:38,226 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:11:38,227 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:11:38,227 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:11:38,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:11:38,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:11:38,229 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:11:38,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:11:38,230 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:11:38,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:11:38,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:11:38,231 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 07:11:38,232 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 07:11:38,232 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 07:11:38,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:11:38,232 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 07:11:38,232 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 07:11:38,233 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 07:11:38,233 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:11:38,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:11:38,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:11:38,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:11:38,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:11:38,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:11:38,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:11:38,235 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 07:11:38,235 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 07:11:38,235 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:11:38,235 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 07:11:38,235 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_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2021-11-20 07:11:38,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:11:38,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:11:38,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:11:38,674 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:11:38,674 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:11:38,676 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-11-20 07:11:38,759 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/data/dd9a921cd/163ebacb8a934f7ca14af463decc3abf/FLAGc5e52ab34 [2021-11-20 07:11:39,619 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:11:39,620 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-11-20 07:11:39,664 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/data/dd9a921cd/163ebacb8a934f7ca14af463decc3abf/FLAGc5e52ab34 [2021-11-20 07:11:39,686 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3144a27-30b1-41d2-a10f-1516c51cd9ab/bin/uautomizer-DQz5hQGWxF/data/dd9a921cd/163ebacb8a934f7ca14af463decc3abf [2021-11-20 07:11:39,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:11:39,690 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:11:39,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:11:39,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:11:39,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:11:39,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:11:39" (1/1) ... [2021-11-20 07:11:39,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3203d0c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39, skipping insertion in model container [2021-11-20 07:11:39,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:11:39" (1/1) ... [2021-11-20 07:11:39,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:11:39,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:11:41,103 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 07:11:41,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@342766af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:41, skipping insertion in model container [2021-11-20 07:11:41,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:11:41,104 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:11:41,106 INFO L158 Benchmark]: Toolchain (without parser) took 1415.34ms. Allocated memory is still 71.3MB. Free memory was 51.3MB in the beginning and 44.6MB in the end (delta: 6.7MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2021-11-20 07:11:41,107 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:11:41,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1413.10ms. Allocated memory is still 71.3MB. Free memory was 51.1MB in the beginning and 44.6MB in the end (delta: 6.6MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2021-11-20 07:11:41,109 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1413.10ms. Allocated memory is still 71.3MB. Free memory was 51.1MB in the beginning and 44.6MB in the end (delta: 6.6MB). Peak memory consumption was 26.7MB. 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