./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/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_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 334450e9aa5addf509e3899167897d84dd173425 ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/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_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 334450e9aa5addf509e3899167897d84dd173425 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:18:59,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:18:59,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:18:59,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:18:59,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:18:59,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:18:59,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:18:59,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:18:59,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:18:59,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:18:59,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:18:59,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:18:59,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:18:59,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:18:59,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:18:59,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:18:59,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:18:59,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:18:59,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:18:59,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:18:59,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:18:59,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:18:59,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:18:59,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:18:59,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:18:59,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:18:59,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:18:59,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:18:59,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:18:59,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:18:59,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:18:59,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:18:59,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:18:59,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:18:59,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:18:59,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:18:59,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:18:59,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:18:59,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:18:59,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:18:59,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:18:59,681 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-13 01:18:59,730 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:18:59,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:18:59,738 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:18:59,739 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:18:59,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:18:59,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:18:59,742 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:18:59,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:18:59,742 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 01:18:59,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:18:59,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:18:59,744 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 01:18:59,744 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 01:18:59,745 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 01:18:59,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:18:59,745 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 01:18:59,745 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:18:59,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:18:59,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:18:59,746 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:18:59,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:18:59,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:18:59,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:18:59,747 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:18:59,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:18:59,748 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:18:59,748 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_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 334450e9aa5addf509e3899167897d84dd173425 [2021-10-13 01:19:00,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:19:00,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:19:00,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:19:00,145 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:19:00,146 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:19:00,148 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-10-13 01:19:00,235 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/data/9468b1a0f/8d188d8db4934e798ebbff32a2bc51ae/FLAGd74d04831 [2021-10-13 01:19:01,069 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:19:01,071 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-10-13 01:19:01,135 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/data/9468b1a0f/8d188d8db4934e798ebbff32a2bc51ae/FLAGd74d04831 [2021-10-13 01:19:01,623 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/data/9468b1a0f/8d188d8db4934e798ebbff32a2bc51ae [2021-10-13 01:19:01,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:19:01,629 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 01:19:01,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:19:01,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:19:01,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:19:01,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:19:01" (1/1) ... [2021-10-13 01:19:01,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13e94dd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:01, skipping insertion in model container [2021-10-13 01:19:01,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:19:01" (1/1) ... [2021-10-13 01:19:01,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:19:01,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:19:03,188 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-13 01:19:03,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7db7c624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:03, skipping insertion in model container [2021-10-13 01:19:03,189 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:19:03,190 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 01:19:03,192 INFO L168 Benchmark]: Toolchain (without parser) took 1562.30 ms. Allocated memory is still 94.4 MB. Free memory was 68.4 MB in the beginning and 53.6 MB in the end (delta: 14.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 01:19:03,193 INFO L168 Benchmark]: CDTParser took 0.88 ms. Allocated memory is still 94.4 MB. Free memory is still 70.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:19:03,194 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1559.15 ms. Allocated memory is still 94.4 MB. Free memory was 68.2 MB in the beginning and 53.6 MB in the end (delta: 14.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 01:19:03,196 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 ms. Allocated memory is still 94.4 MB. Free memory is still 70.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1559.15 ms. Allocated memory is still 94.4 MB. Free memory was 68.2 MB in the beginning and 53.6 MB in the end (delta: 14.6 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: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:19:05,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:19:05,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:19:05,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:19:05,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:19:05,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:19:05,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:19:06,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:19:06,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:19:06,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:19:06,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:19:06,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:19:06,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:19:06,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:19:06,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:19:06,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:19:06,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:19:06,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:19:06,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:19:06,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:19:06,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:19:06,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:19:06,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:19:06,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:19:06,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:19:06,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:19:06,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:19:06,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:19:06,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:19:06,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:19:06,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:19:06,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:19:06,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:19:06,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:19:06,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:19:06,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:19:06,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:19:06,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:19:06,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:19:06,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:19:06,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:19:06,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-13 01:19:06,097 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:19:06,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:19:06,098 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:19:06,099 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:19:06,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:19:06,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:19:06,101 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:19:06,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:19:06,105 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 01:19:06,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:19:06,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:19:06,107 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 01:19:06,107 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 01:19:06,107 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 01:19:06,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:19:06,108 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 01:19:06,108 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 01:19:06,108 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 01:19:06,109 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:19:06,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:19:06,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:19:06,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:19:06,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:19:06,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:19:06,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:19:06,111 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 01:19:06,111 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 01:19:06,112 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:19:06,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 01:19:06,112 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_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 334450e9aa5addf509e3899167897d84dd173425 [2021-10-13 01:19:06,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:19:06,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:19:06,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:19:06,597 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:19:06,598 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:19:06,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-10-13 01:19:06,684 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/data/5381f8576/401df1b5a69c46e6af6fa1cdddcd2d5f/FLAG49ba0246d [2021-10-13 01:19:07,529 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:19:07,530 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-10-13 01:19:07,569 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/data/5381f8576/401df1b5a69c46e6af6fa1cdddcd2d5f/FLAG49ba0246d [2021-10-13 01:19:07,659 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c54070-75ae-492d-a425-f266f94fcc02/bin/uautomizer-WNIpwEf4Nt/data/5381f8576/401df1b5a69c46e6af6fa1cdddcd2d5f [2021-10-13 01:19:07,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:19:07,665 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 01:19:07,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:19:07,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:19:07,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:19:07,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:19:07" (1/1) ... [2021-10-13 01:19:07,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@175743da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:07, skipping insertion in model container [2021-10-13 01:19:07,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:19:07" (1/1) ... [2021-10-13 01:19:07,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:19:07,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:19:09,122 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-13 01:19:09,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f667484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:09, skipping insertion in model container [2021-10-13 01:19:09,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:19:09,124 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 01:19:09,128 INFO L168 Benchmark]: Toolchain (without parser) took 1459.92 ms. Allocated memory was 67.1 MB in the beginning and 86.0 MB in the end (delta: 18.9 MB). Free memory was 40.9 MB in the beginning and 62.4 MB in the end (delta: -21.5 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. [2021-10-13 01:19:09,129 INFO L168 Benchmark]: CDTParser took 1.12 ms. Allocated memory is still 67.1 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:19:09,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1455.38 ms. Allocated memory was 67.1 MB in the beginning and 86.0 MB in the end (delta: 18.9 MB). Free memory was 40.7 MB in the beginning and 62.4 MB in the end (delta: -21.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. [2021-10-13 01:19:09,133 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12 ms. Allocated memory is still 67.1 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1455.38 ms. Allocated memory was 67.1 MB in the beginning and 86.0 MB in the end (delta: 18.9 MB). Free memory was 40.7 MB in the beginning and 62.4 MB in the end (delta: -21.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. * 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...