./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 .......................................................................................................................... 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_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 ............................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:04:57,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:04:57,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:04:57,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:04:57,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:04:57,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:04:57,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:04:57,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:04:57,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:04:57,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:04:57,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:04:57,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:04:57,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:04:57,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:04:57,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:04:57,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:04:57,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:04:57,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:04:57,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:04:57,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:04:57,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:04:57,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:04:57,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:04:57,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:04:57,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:04:57,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:04:57,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:04:57,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:04:57,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:04:57,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:04:57,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:04:57,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:04:57,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:04:57,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:04:57,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:04:57,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:04:57,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:04:57,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:04:57,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:04:57,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:04:57,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:04:57,935 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-10-29 03:04:57,994 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:04:57,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:04:57,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:04:57,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:04:57,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:04:57,998 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:04:57,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:04:57,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:04:58,007 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 03:04:58,008 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 03:04:58,009 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 03:04:58,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:04:58,010 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:04:58,010 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:04:58,010 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:04:58,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:04:58,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:04:58,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:04:58,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:04:58,012 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:04:58,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:04:58,013 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_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2021-10-29 03:04:58,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:04:58,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:04:58,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:04:58,406 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:04:58,407 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:04:58,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-10-29 03:04:58,502 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/data/a80fb443e/78d04b8dd02344a1a71565d245573961/FLAG87d3bb569 [2021-10-29 03:04:59,485 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:04:59,488 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-10-29 03:04:59,538 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/data/a80fb443e/78d04b8dd02344a1a71565d245573961/FLAG87d3bb569 [2021-10-29 03:05:00,036 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/data/a80fb443e/78d04b8dd02344a1a71565d245573961 [2021-10-29 03:05:00,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:05:00,042 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:05:00,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:05:00,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:05:00,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:05:00,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:05:00" (1/1) ... [2021-10-29 03:05:00,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21385303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:05:00, skipping insertion in model container [2021-10-29 03:05:00,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:05:00" (1/1) ... [2021-10-29 03:05:00,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:05:00,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:05:01,278 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-29 03:05:01,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b6e9ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:05:01, skipping insertion in model container [2021-10-29 03:05:01,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:05:01,280 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 03:05:01,282 INFO L168 Benchmark]: Toolchain (without parser) took 1238.87 ms. Allocated memory is still 115.3 MB. Free memory was 80.9 MB in the beginning and 81.1 MB in the end (delta: -259.1 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:05:01,283 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 115.3 MB. Free memory is still 70.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:05:01,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1234.56 ms. Allocated memory is still 115.3 MB. Free memory was 80.5 MB in the beginning and 81.1 MB in the end (delta: -627.8 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:05:01,286 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 115.3 MB. Free memory is still 70.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1234.56 ms. Allocated memory is still 115.3 MB. Free memory was 80.5 MB in the beginning and 81.1 MB in the end (delta: -627.8 kB). 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: 1913]: 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-b2eff8b [2021-10-29 03:05:04,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:05:04,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:05:04,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:05:04,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:05:04,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:05:04,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:05:04,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:05:04,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:05:04,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:05:04,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:05:04,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:05:04,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:05:04,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:05:04,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:05:04,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:05:04,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:05:04,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:05:04,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:05:04,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:05:04,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:05:04,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:05:04,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:05:04,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:05:04,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:05:04,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:05:04,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:05:04,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:05:04,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:05:04,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:05:04,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:05:04,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:05:04,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:05:04,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:05:04,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:05:04,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:05:04,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:05:04,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:05:04,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:05:04,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:05:04,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:05:04,266 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2021-10-29 03:05:04,309 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:05:04,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:05:04,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:05:04,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:05:04,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:05:04,315 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:05:04,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:05:04,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:05:04,316 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 03:05:04,316 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 03:05:04,317 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 03:05:04,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:05:04,318 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:05:04,318 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:05:04,319 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:05:04,319 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:05:04,319 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:05:04,319 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:05:04,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:05:04,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:05:04,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:05:04,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:05:04,321 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:05:04,322 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:05:04,322 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:05:04,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:05:04,322 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_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2021-10-29 03:05:04,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:05:04,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:05:04,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:05:04,896 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:05:04,898 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:05:04,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-10-29 03:05:05,003 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/data/5892f159f/93c28fab8fb04672af29b291c380c319/FLAG23b590d29 [2021-10-29 03:05:05,949 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:05:05,950 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-10-29 03:05:05,989 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/data/5892f159f/93c28fab8fb04672af29b291c380c319/FLAG23b590d29 [2021-10-29 03:05:06,053 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd840c0-99e8-4aca-8b57-54c21a768e86/bin/ukojak-Rh5K9KB4LI/data/5892f159f/93c28fab8fb04672af29b291c380c319 [2021-10-29 03:05:06,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:05:06,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:05:06,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:05:06,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:05:06,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:05:06,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:05:06" (1/1) ... [2021-10-29 03:05:06,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@304bef7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:05:06, skipping insertion in model container [2021-10-29 03:05:06,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:05:06" (1/1) ... [2021-10-29 03:05:06,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:05:06,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:05:07,303 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-29 03:05:07,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b290caa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:05:07, skipping insertion in model container [2021-10-29 03:05:07,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:05:07,305 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 03:05:07,307 INFO L168 Benchmark]: Toolchain (without parser) took 1245.96 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 30.9 MB in the beginning and 50.1 MB in the end (delta: -19.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:05:07,308 INFO L168 Benchmark]: CDTParser took 0.82 ms. Allocated memory is still 56.6 MB. Free memory is still 37.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:05:07,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1242.02 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 30.7 MB in the beginning and 50.1 MB in the end (delta: -19.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:05:07,312 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82 ms. Allocated memory is still 56.6 MB. Free memory is still 37.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1242.02 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 30.7 MB in the beginning and 50.1 MB in the end (delta: -19.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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...