./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer --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 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer --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 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:49:26,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:49:26,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:49:26,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:49:26,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:49:26,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:49:26,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:49:26,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:49:26,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:49:26,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:49:26,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:49:26,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:49:26,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:49:26,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:49:26,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:49:26,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:49:26,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:49:26,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:49:26,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:49:26,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:49:26,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:49:26,198 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:49:26,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:49:26,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:49:26,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:49:26,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:49:26,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:49:26,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:49:26,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:49:26,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:49:26,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:49:26,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:49:26,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:49:26,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:49:26,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:49:26,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:49:26,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:49:26,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:49:26,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:49:26,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:49:26,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:49:26,223 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 18:49:26,254 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:49:26,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:49:26,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:49:26,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:49:26,257 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:49:26,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:49:26,258 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 18:49:26,259 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:49:26,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:49:26,260 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 18:49:26,260 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 18:49:26,261 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 18:49:26,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:49:26,262 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 18:49:26,262 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:49:26,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:49:26,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:49:26,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:49:26,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:49:26,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:49:26,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:49:26,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:49:26,266 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 18:49:26,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:49:26,267 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:49:26,267 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-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2020-11-29 18:49:26,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:49:26,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:49:26,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:49:26,613 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:49:26,614 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:49:26,615 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-11-29 18:49:26,701 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/data/a9c233e54/f501cce70ad84cd5a5e37843cd4b71fe/FLAGf7dbdf879 [2020-11-29 18:49:27,547 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:49:27,549 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-11-29 18:49:27,598 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/data/a9c233e54/f501cce70ad84cd5a5e37843cd4b71fe/FLAGf7dbdf879 [2020-11-29 18:49:27,671 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/data/a9c233e54/f501cce70ad84cd5a5e37843cd4b71fe [2020-11-29 18:49:27,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:49:27,679 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 18:49:27,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:49:27,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:49:27,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:49:27,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:49:27" (1/1) ... [2020-11-29 18:49:27,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c81b98d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:49:27, skipping insertion in model container [2020-11-29 18:49:27,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:49:27" (1/1) ... [2020-11-29 18:49:27,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:49:27,807 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:49:28,990 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-11-29 18:49:28,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d105a7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:49:28, skipping insertion in model container [2020-11-29 18:49:28,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:49:28,993 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 18:49:28,997 INFO L168 Benchmark]: Toolchain (without parser) took 1315.48 ms. Allocated memory is still 115.3 MB. Free memory was 87.2 MB in the beginning and 83.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 18:49:28,999 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 86.0 MB. Free memory was 50.2 MB in the beginning and 50.2 MB in the end (delta: 35.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:49:29,001 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1310.06 ms. Allocated memory is still 115.3 MB. Free memory was 86.9 MB in the beginning and 83.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 18:49:29,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 86.0 MB. Free memory was 50.2 MB in the beginning and 50.2 MB in the end (delta: 35.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1310.06 ms. Allocated memory is still 115.3 MB. Free memory was 86.9 MB in the beginning and 83.6 MB in the end (delta: 3.4 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: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:49:31,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:49:31,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:49:31,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:49:31,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:49:31,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:49:31,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:49:31,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:49:31,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:49:31,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:49:31,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:49:32,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:49:32,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:49:32,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:49:32,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:49:32,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:49:32,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:49:32,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:49:32,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:49:32,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:49:32,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:49:32,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:49:32,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:49:32,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:49:32,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:49:32,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:49:32,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:49:32,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:49:32,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:49:32,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:49:32,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:49:32,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:49:32,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:49:32,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:49:32,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:49:32,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:49:32,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:49:32,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:49:32,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:49:32,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:49:32,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:49:32,067 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 18:49:32,112 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:49:32,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:49:32,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:49:32,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:49:32,121 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:49:32,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:49:32,122 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 18:49:32,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:49:32,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:49:32,123 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 18:49:32,123 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 18:49:32,125 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 18:49:32,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:49:32,125 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 18:49:32,126 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 18:49:32,126 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 18:49:32,126 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:49:32,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:49:32,127 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:49:32,127 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:49:32,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:49:32,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:49:32,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:49:32,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:49:32,129 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 18:49:32,129 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 18:49:32,129 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:49:32,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 18:49:32,130 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-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2020-11-29 18:49:32,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:49:32,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:49:32,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:49:32,732 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:49:32,734 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:49:32,736 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-11-29 18:49:32,832 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/data/6e78be60e/be2a4b40ce3c4140a14e923c2b3dd435/FLAG780e7c26e [2020-11-29 18:49:33,922 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:49:33,923 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-11-29 18:49:33,960 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/data/6e78be60e/be2a4b40ce3c4140a14e923c2b3dd435/FLAG780e7c26e [2020-11-29 18:49:34,447 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d307e14e-9a7d-4bd7-b177-8a0e09c4d8ba/bin/uautomizer/data/6e78be60e/be2a4b40ce3c4140a14e923c2b3dd435 [2020-11-29 18:49:34,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:49:34,454 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 18:49:34,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:49:34,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:49:34,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:49:34,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:49:34" (1/1) ... [2020-11-29 18:49:34,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354bd92a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:49:34, skipping insertion in model container [2020-11-29 18:49:34,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:49:34" (1/1) ... [2020-11-29 18:49:34,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:49:34,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:49:35,775 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-11-29 18:49:35,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bb0c9d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:49:35, skipping insertion in model container [2020-11-29 18:49:35,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:49:35,777 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 18:49:35,780 INFO L168 Benchmark]: Toolchain (without parser) took 1324.57 ms. Allocated memory is still 58.7 MB. Free memory was 35.4 MB in the beginning and 30.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. [2020-11-29 18:49:35,781 INFO L168 Benchmark]: CDTParser took 1.09 ms. Allocated memory is still 58.7 MB. Free memory is still 40.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:49:35,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1321.28 ms. Allocated memory is still 58.7 MB. Free memory was 35.2 MB in the beginning and 30.0 MB in the end (delta: 5.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. [2020-11-29 18:49:35,784 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 ms. Allocated memory is still 58.7 MB. Free memory is still 40.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1321.28 ms. Allocated memory is still 58.7 MB. Free memory was 35.2 MB in the beginning and 30.0 MB in the end (delta: 5.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...