./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/touch-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_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/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 7a1a46a65403deca33ed3628f9f5b1d5abad7635 .............................................................................................................................. 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_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/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 7a1a46a65403deca33ed3628f9f5b1d5abad7635 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:10:49,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:10:49,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:10:49,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:10:49,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:10:49,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:10:49,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:10:49,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:10:49,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:10:49,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:10:49,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:10:49,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:10:49,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:10:49,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:10:49,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:10:49,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:10:49,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:10:49,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:10:49,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:10:49,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:10:49,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:10:49,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:10:49,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:10:49,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:10:49,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:10:49,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:10:49,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:10:49,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:10:49,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:10:49,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:10:49,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:10:49,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:10:49,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:10:49,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:10:49,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:10:49,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:10:49,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:10:49,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:10:49,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:10:49,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:10:49,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:10:49,593 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-28 03:10:49,618 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:10:49,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:10:49,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:10:49,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:10:49,620 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:10:49,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:10:49,620 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:10:49,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:10:49,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:10:49,621 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:10:49,621 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:10:49,621 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:10:49,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:10:49,622 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:10:49,622 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:10:49,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:10:49,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:10:49,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:10:49,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:10:49,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:10:49,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:10:49,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:10:49,637 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:10:49,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:10:49,638 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:10:49,638 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_79452b39-989d-4952-a49c-9ad740bcb1e8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a1a46a65403deca33ed3628f9f5b1d5abad7635 [2020-11-28 03:10:49,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:10:49,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:10:49,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:10:49,950 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:10:49,951 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:10:49,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-11-28 03:10:50,027 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/data/a2e8404a2/1b5aa037e6344d72a807f3d4274ce7a4/FLAG041bab8ce [2020-11-28 03:10:50,750 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:10:50,752 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-11-28 03:10:50,805 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/data/a2e8404a2/1b5aa037e6344d72a807f3d4274ce7a4/FLAG041bab8ce [2020-11-28 03:10:50,869 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/data/a2e8404a2/1b5aa037e6344d72a807f3d4274ce7a4 [2020-11-28 03:10:50,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:10:50,876 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:10:50,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:50,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:10:50,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:10:50,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:50" (1/1) ... [2020-11-28 03:10:50,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22aed528 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:50, skipping insertion in model container [2020-11-28 03:10:50,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:50" (1/1) ... [2020-11-28 03:10:50,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:10:50,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:10:52,528 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 03:10:52,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36560b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:52, skipping insertion in model container [2020-11-28 03:10:52,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:52,531 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:10:52,534 INFO L168 Benchmark]: Toolchain (without parser) took 1656.74 ms. Allocated memory was 96.5 MB in the beginning and 134.2 MB in the end (delta: 37.7 MB). Free memory was 69.7 MB in the beginning and 92.2 MB in the end (delta: -22.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:52,535 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 96.5 MB. Free memory was 63.2 MB in the beginning and 63.1 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:10:52,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1653.85 ms. Allocated memory was 96.5 MB in the beginning and 134.2 MB in the end (delta: 37.7 MB). Free memory was 69.7 MB in the beginning and 92.2 MB in the end (delta: -22.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:52,538 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 96.5 MB. Free memory was 63.2 MB in the beginning and 63.1 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1653.85 ms. Allocated memory was 96.5 MB in the beginning and 134.2 MB in the end (delta: 37.7 MB). Free memory was 69.7 MB in the beginning and 92.2 MB in the end (delta: -22.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:10:54,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:10:54,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:10:54,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:10:54,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:10:54,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:10:54,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:10:54,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:10:54,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:10:54,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:10:54,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:10:55,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:10:55,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:10:55,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:10:55,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:10:55,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:10:55,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:10:55,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:10:55,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:10:55,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:10:55,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:10:55,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:10:55,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:10:55,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:10:55,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:10:55,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:10:55,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:10:55,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:10:55,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:10:55,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:10:55,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:10:55,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:10:55,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:10:55,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:10:55,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:10:55,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:10:55,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:10:55,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:10:55,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:10:55,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:10:55,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:10:55,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-28 03:10:55,086 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:10:55,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:10:55,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:10:55,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:10:55,088 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:10:55,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:10:55,088 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:10:55,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:10:55,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:10:55,089 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:10:55,089 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:10:55,089 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:10:55,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:10:55,090 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:10:55,090 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:10:55,090 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:10:55,090 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:10:55,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:10:55,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:10:55,091 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:10:55,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:10:55,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:10:55,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:10:55,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:10:55,092 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:10:55,092 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:10:55,092 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:10:55,093 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:10:55,093 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_79452b39-989d-4952-a49c-9ad740bcb1e8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a1a46a65403deca33ed3628f9f5b1d5abad7635 [2020-11-28 03:10:55,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:10:55,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:10:55,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:10:55,530 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:10:55,531 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:10:55,533 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-11-28 03:10:55,624 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/data/7f990ce34/1e07e545b10049a588a86f1f53ad0d0e/FLAG7fb0ffb26 [2020-11-28 03:10:56,746 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:10:56,748 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-11-28 03:10:56,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/data/7f990ce34/1e07e545b10049a588a86f1f53ad0d0e/FLAG7fb0ffb26 [2020-11-28 03:10:57,199 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_79452b39-989d-4952-a49c-9ad740bcb1e8/bin/uautomizer/data/7f990ce34/1e07e545b10049a588a86f1f53ad0d0e [2020-11-28 03:10:57,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:10:57,203 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:10:57,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:57,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:10:57,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:10:57,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:57" (1/1) ... [2020-11-28 03:10:57,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb1843f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:57, skipping insertion in model container [2020-11-28 03:10:57,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:57" (1/1) ... [2020-11-28 03:10:57,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:10:57,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:10:58,960 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 03:10:58,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@555bf0b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:58, skipping insertion in model container [2020-11-28 03:10:58,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:58,961 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:10:58,964 INFO L168 Benchmark]: Toolchain (without parser) took 1759.08 ms. Allocated memory is still 69.2 MB. Free memory was 42.1 MB in the beginning and 47.3 MB in the end (delta: -5.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:58,965 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 50.3 MB. Free memory is still 31.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:10:58,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1755.98 ms. Allocated memory is still 69.2 MB. Free memory was 42.0 MB in the beginning and 47.3 MB in the end (delta: -5.3 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:58,969 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 50.3 MB. Free memory is still 31.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1755.98 ms. Allocated memory is still 69.2 MB. Free memory was 42.0 MB in the beginning and 47.3 MB in the end (delta: -5.3 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: 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...