./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak --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 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c ........................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak --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 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:42:55,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:55,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:55,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:55,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:55,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:55,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:55,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:55,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:55,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:55,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:55,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:55,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:55,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:55,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:55,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:55,655 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:55,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:55,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:55,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:55,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:55,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:55,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:55,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:55,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:55,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:55,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:55,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:55,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:55,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:55,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:55,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:55,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:55,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:55,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:55,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:55,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:55,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:55,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:55,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:55,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:55,698 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2020-11-28 04:42:55,738 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:55,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:55,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:55,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:55,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:55,747 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:42:55,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:42:55,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:55,748 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 04:42:55,748 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 04:42:55,749 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 04:42:55,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:55,750 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:55,750 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:55,750 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:55,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:55,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:55,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:55,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:55,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:55,752 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:42:55,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:42:55,752 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c [2020-11-28 04:42:56,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:56,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:56,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:56,115 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:56,115 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:56,116 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-11-28 04:42:56,188 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/data/7d323b88a/248eb8dd5ae5463198ab0a7b4006eef9/FLAG41fd46a61 [2020-11-28 04:42:56,932 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:56,934 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-11-28 04:42:56,984 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/data/7d323b88a/248eb8dd5ae5463198ab0a7b4006eef9/FLAG41fd46a61 [2020-11-28 04:42:57,025 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/data/7d323b88a/248eb8dd5ae5463198ab0a7b4006eef9 [2020-11-28 04:42:57,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:57,032 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:57,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:57,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:57,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:57,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:57" (1/1) ... [2020-11-28 04:42:57,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f2befd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57, skipping insertion in model container [2020-11-28 04:42:57,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:57" (1/1) ... [2020-11-28 04:42:57,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:57,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:58,610 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2020-11-28 04:42:58,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e8e0597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:58, skipping insertion in model container [2020-11-28 04:42:58,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:58,611 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:42:58,613 INFO L168 Benchmark]: Toolchain (without parser) took 1580.47 ms. Allocated memory is still 86.0 MB. Free memory was 61.8 MB in the beginning and 45.1 MB in the end (delta: 16.7 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:58,614 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 86.0 MB. Free memory is still 66.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:58,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1576.19 ms. Allocated memory is still 86.0 MB. Free memory was 61.6 MB in the beginning and 45.1 MB in the end (delta: 16.5 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:58,617 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 86.0 MB. Free memory is still 66.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1576.19 ms. Allocated memory is still 86.0 MB. Free memory was 61.6 MB in the beginning and 45.1 MB in the end (delta: 16.5 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:43:00,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:43:00,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:43:00,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:43:00,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:43:00,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:43:01,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:43:01,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:43:01,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:43:01,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:43:01,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:43:01,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:43:01,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:43:01,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:43:01,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:43:01,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:43:01,031 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:43:01,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:43:01,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:43:01,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:43:01,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:43:01,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:43:01,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:43:01,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:43:01,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:43:01,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:43:01,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:43:01,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:43:01,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:43:01,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:43:01,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:43:01,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:43:01,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:43:01,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:43:01,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:43:01,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:43:01,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:43:01,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:43:01,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:43:01,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:43:01,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:43:01,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2020-11-28 04:43:01,127 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:43:01,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:43:01,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:43:01,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:43:01,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:43:01,131 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:43:01,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:43:01,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:43:01,132 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 04:43:01,132 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 04:43:01,133 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 04:43:01,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:43:01,134 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:43:01,134 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:43:01,134 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:43:01,134 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:43:01,135 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:43:01,135 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:43:01,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:43:01,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:43:01,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:43:01,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:43:01,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:43:01,136 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:43:01,136 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:43:01,137 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:43:01,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:43:01,137 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c [2020-11-28 04:43:01,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:43:01,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:43:01,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:43:01,557 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:43:01,557 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:43:01,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-11-28 04:43:01,641 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/data/8405b3bf5/637ce71bc3074aa889bc69174cfc8bc7/FLAG082888cfd [2020-11-28 04:43:02,523 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:43:02,524 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-11-28 04:43:02,568 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/data/8405b3bf5/637ce71bc3074aa889bc69174cfc8bc7/FLAG082888cfd [2020-11-28 04:43:03,069 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ec6d0f53-e471-473b-9982-933b4c85e614/bin/ukojak/data/8405b3bf5/637ce71bc3074aa889bc69174cfc8bc7 [2020-11-28 04:43:03,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:43:03,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:43:03,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:03,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:43:03,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:43:03,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:03" (1/1) ... [2020-11-28 04:43:03,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65dca914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:03, skipping insertion in model container [2020-11-28 04:43:03,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:03" (1/1) ... [2020-11-28 04:43:03,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:43:03,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:43:04,869 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2020-11-28 04:43:04,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bb57821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:04, skipping insertion in model container [2020-11-28 04:43:04,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:04,870 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:43:04,873 INFO L168 Benchmark]: Toolchain (without parser) took 1794.82 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 26.5 MB in the beginning and 42.6 MB in the end (delta: -16.0 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:04,874 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 54.5 MB. Free memory was 36.0 MB in the beginning and 36.0 MB in the end (delta: 30.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:04,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1792.91 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 26.3 MB in the beginning and 42.6 MB in the end (delta: -16.3 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:04,877 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 54.5 MB. Free memory was 36.0 MB in the beginning and 36.0 MB in the end (delta: 30.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1792.91 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 26.3 MB in the beginning and 42.6 MB in the end (delta: -16.3 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...