./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/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_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/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_44e4f38d-36bb-49d2-859b-60295ab32d0b/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 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 ............................................................................................................................... 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_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/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_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/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_44e4f38d-36bb-49d2-859b-60295ab32d0b/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 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:24:25,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:24:25,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:24:25,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:24:25,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:24:25,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:24:25,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:24:25,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:24:25,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:24:25,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:24:25,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:24:25,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:24:25,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:24:25,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:24:25,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:24:25,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:24:25,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:24:25,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:24:25,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:24:25,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:24:25,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:24:25,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:24:25,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:24:25,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:24:25,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:24:25,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:24:25,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:24:25,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:24:25,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:24:25,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:24:25,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:24:25,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:24:25,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:24:25,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:24:25,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:24:25,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:24:25,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:24:25,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:24:25,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:24:25,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:24:25,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:24:25,959 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-13 00:24:26,013 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:24:26,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:24:26,014 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:24:26,015 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:24:26,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:24:26,018 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:24:26,018 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:24:26,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:24:26,019 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:24:26,019 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:24:26,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:24:26,021 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 00:24:26,021 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 00:24:26,022 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 00:24:26,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:24:26,022 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 00:24:26,023 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:24:26,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:24:26,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:24:26,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:24:26,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:24:26,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:24:26,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:24:26,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:24:26,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:24:26,026 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:24:26,026 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_44e4f38d-36bb-49d2-859b-60295ab32d0b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2021-10-13 00:24:26,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:24:26,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:24:26,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:24:26,388 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:24:26,390 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:24:26,392 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-13 00:24:26,499 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/data/5212c75cb/35514cb85c3a440882cfeff2989eff90/FLAG85facb263 [2021-10-13 00:24:27,461 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:24:27,473 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-13 00:24:27,511 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/data/5212c75cb/35514cb85c3a440882cfeff2989eff90/FLAG85facb263 [2021-10-13 00:24:27,590 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/data/5212c75cb/35514cb85c3a440882cfeff2989eff90 [2021-10-13 00:24:27,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:24:27,595 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 00:24:27,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:24:27,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:24:27,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:24:27,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:24:27" (1/1) ... [2021-10-13 00:24:27,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab7d918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:27, skipping insertion in model container [2021-10-13 00:24:27,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:24:27" (1/1) ... [2021-10-13 00:24:27,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:24:27,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:24:28,842 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-13 00:24:28,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@228569fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:28, skipping insertion in model container [2021-10-13 00:24:28,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:24:28,850 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 00:24:28,852 INFO L168 Benchmark]: Toolchain (without parser) took 1255.53 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 71.8 MB in the beginning and 107.8 MB in the end (delta: -36.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:28,853 INFO L168 Benchmark]: CDTParser took 0.81 ms. Allocated memory is still 104.9 MB. Free memory is still 60.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:24:28,854 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1252.19 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 71.8 MB in the beginning and 107.8 MB in the end (delta: -36.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:28,858 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 ms. Allocated memory is still 104.9 MB. Free memory is still 60.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1252.19 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 71.8 MB in the beginning and 107.8 MB in the end (delta: -36.0 MB). Peak memory consumption was 10.5 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 0.2.1-dev-4e77c04 [2021-10-13 00:24:31,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:24:31,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:24:31,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:24:31,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:24:31,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:24:31,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:24:31,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:24:31,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:24:31,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:24:31,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:24:31,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:24:31,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:24:31,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:24:31,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:24:31,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:24:31,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:24:31,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:24:31,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:24:31,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:24:31,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:24:31,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:24:31,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:24:31,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:24:31,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:24:31,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:24:31,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:24:31,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:24:31,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:24:31,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:24:31,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:24:31,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:24:31,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:24:31,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:24:31,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:24:31,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:24:31,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:24:31,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:24:31,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:24:31,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:24:31,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:24:31,767 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-13 00:24:31,799 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:24:31,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:24:31,800 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:24:31,800 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:24:31,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:24:31,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:24:31,802 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:24:31,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:24:31,803 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:24:31,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:24:31,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:24:31,803 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 00:24:31,804 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 00:24:31,804 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 00:24:31,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:24:31,805 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 00:24:31,805 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:24:31,805 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:24:31,805 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:24:31,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:24:31,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:24:31,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:24:31,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:24:31,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:24:31,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:24:31,807 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:24:31,808 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:24:31,808 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:24:31,808 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:24:31,809 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_44e4f38d-36bb-49d2-859b-60295ab32d0b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2021-10-13 00:24:32,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:24:32,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:24:32,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:24:32,308 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:24:32,309 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:24:32,310 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-13 00:24:32,394 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/data/4ff0bfbca/68d0fbeac5e24dd38a03ed18f91cf81f/FLAGc874d0764 [2021-10-13 00:24:33,294 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:24:33,295 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-13 00:24:33,344 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/data/4ff0bfbca/68d0fbeac5e24dd38a03ed18f91cf81f/FLAGc874d0764 [2021-10-13 00:24:33,849 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44e4f38d-36bb-49d2-859b-60295ab32d0b/bin/uautomizer-WNIpwEf4Nt/data/4ff0bfbca/68d0fbeac5e24dd38a03ed18f91cf81f [2021-10-13 00:24:33,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:24:33,855 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 00:24:33,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:24:33,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:24:33,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:24:33,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:24:33" (1/1) ... [2021-10-13 00:24:33,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667d960f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:33, skipping insertion in model container [2021-10-13 00:24:33,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:24:33" (1/1) ... [2021-10-13 00:24:33,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:24:33,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:24:35,225 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-13 00:24:35,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2fc2f8fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:35, skipping insertion in model container [2021-10-13 00:24:35,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:24:35,227 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 00:24:35,230 INFO L168 Benchmark]: Toolchain (without parser) took 1373.00 ms. Allocated memory is still 77.6 MB. Free memory was 59.6 MB in the beginning and 52.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:35,231 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 77.6 MB. Free memory was 58.8 MB in the beginning and 58.8 MB in the end (delta: 66.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:24:35,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1367.89 ms. Allocated memory is still 77.6 MB. Free memory was 59.5 MB in the beginning and 52.4 MB in the end (delta: 7.1 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:35,234 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 77.6 MB. Free memory was 58.8 MB in the beginning and 58.8 MB in the end (delta: 66.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1367.89 ms. Allocated memory is still 77.6 MB. Free memory was 59.5 MB in the beginning and 52.4 MB in the end (delta: 7.1 MB). Peak memory consumption was 13.7 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...