./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/echo-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ec8c1840711640ca888d089fb025731988313351c78c18fc65f57765a4fcfb44 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 15:45:15,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 15:45:15,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 15:45:15,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 15:45:15,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 15:45:15,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 15:45:15,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 15:45:15,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 15:45:15,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 15:45:15,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 15:45:15,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 15:45:15,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 15:45:15,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 15:45:15,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 15:45:15,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 15:45:15,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 15:45:15,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 15:45:15,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 15:45:15,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 15:45:15,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 15:45:15,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 15:45:15,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 15:45:15,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 15:45:15,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 15:45:15,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 15:45:15,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 15:45:15,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 15:45:15,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 15:45:15,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 15:45:15,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 15:45:15,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 15:45:15,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 15:45:15,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 15:45:15,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 15:45:15,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 15:45:15,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 15:45:15,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 15:45:15,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 15:45:15,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 15:45:15,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 15:45:15,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 15:45:15,844 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 15:45:15,858 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 15:45:15,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 15:45:15,858 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 15:45:15,858 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 15:45:15,859 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 15:45:15,859 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 15:45:15,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 15:45:15,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 15:45:15,860 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 15:45:15,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 15:45:15,872 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 15:45:15,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 15:45:15,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 15:45:15,873 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 15:45:15,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 15:45:15,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 15:45:15,873 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 15:45:15,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 15:45:15,873 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 15:45:15,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 15:45:15,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 15:45:15,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 15:45:15,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 15:45:15,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:45:15,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 15:45:15,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 15:45:15,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 15:45:15,875 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 15:45:15,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 15:45:15,875 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 15:45:15,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 15:45:15,875 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 15:45:15,875 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 15:45:15,875 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 15:45:15,875 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8c1840711640ca888d089fb025731988313351c78c18fc65f57765a4fcfb44 [2022-12-13 15:45:16,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 15:45:16,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 15:45:16,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 15:45:16,067 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 15:45:16,067 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 15:45:16,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/echo-2.i [2022-12-13 15:45:18,710 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 15:45:18,982 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 15:45:18,982 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/sv-benchmarks/c/busybox-1.22.0/echo-2.i [2022-12-13 15:45:19,002 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/data/a4b2730f8/e76a4397b3a44e71995b36481258589b/FLAGd8c3d29be [2022-12-13 15:45:19,014 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/data/a4b2730f8/e76a4397b3a44e71995b36481258589b [2022-12-13 15:45:19,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 15:45:19,017 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 15:45:19,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 15:45:19,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 15:45:19,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 15:45:19,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:45:19" (1/1) ... [2022-12-13 15:45:19,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@438d3cbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:19, skipping insertion in model container [2022-12-13 15:45:19,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:45:19" (1/1) ... [2022-12-13 15:45:19,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 15:45:19,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 15:45:19,821 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 15:45:19,829 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-13 15:45:19,834 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-13 15:45:19,840 WARN L623 FunctionHandler]: Unknown extern function stpcpy [2022-12-13 15:45:19,844 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-13 15:45:19,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6acb5fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:19, skipping insertion in model container [2022-12-13 15:45:19,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 15:45:19,845 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 15:45:19,846 INFO L158 Benchmark]: Toolchain (without parser) took 828.99ms. Allocated memory is still 125.8MB. Free memory was 87.2MB in the beginning and 61.2MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-13 15:45:19,846 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 125.8MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:45:19,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 827.29ms. Allocated memory is still 125.8MB. Free memory was 87.0MB in the beginning and 61.2MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-13 15:45:19,848 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 125.8MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 827.29ms. Allocated memory is still 125.8MB. Free memory was 87.0MB in the beginning and 61.2MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ec8c1840711640ca888d089fb025731988313351c78c18fc65f57765a4fcfb44 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 15:45:21,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 15:45:21,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 15:45:21,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 15:45:21,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 15:45:21,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 15:45:21,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 15:45:21,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 15:45:21,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 15:45:21,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 15:45:21,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 15:45:21,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 15:45:21,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 15:45:21,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 15:45:21,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 15:45:21,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 15:45:21,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 15:45:21,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 15:45:21,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 15:45:21,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 15:45:21,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 15:45:21,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 15:45:21,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 15:45:21,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 15:45:21,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 15:45:21,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 15:45:21,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 15:45:21,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 15:45:21,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 15:45:21,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 15:45:21,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 15:45:21,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 15:45:21,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 15:45:21,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 15:45:21,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 15:45:21,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 15:45:21,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 15:45:21,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 15:45:21,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 15:45:21,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 15:45:21,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 15:45:21,198 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 15:45:21,216 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 15:45:21,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 15:45:21,216 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 15:45:21,216 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 15:45:21,217 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 15:45:21,217 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 15:45:21,217 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 15:45:21,217 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 15:45:21,218 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 15:45:21,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 15:45:21,218 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 15:45:21,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 15:45:21,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 15:45:21,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 15:45:21,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 15:45:21,218 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 15:45:21,219 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 15:45:21,219 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 15:45:21,219 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 15:45:21,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 15:45:21,219 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 15:45:21,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 15:45:21,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 15:45:21,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 15:45:21,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 15:45:21,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:45:21,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 15:45:21,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 15:45:21,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 15:45:21,220 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 15:45:21,220 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 15:45:21,220 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 15:45:21,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 15:45:21,221 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 15:45:21,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 15:45:21,221 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 15:45:21,221 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 15:45:21,221 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8c1840711640ca888d089fb025731988313351c78c18fc65f57765a4fcfb44 [2022-12-13 15:45:21,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 15:45:21,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 15:45:21,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 15:45:21,442 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 15:45:21,442 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 15:45:21,443 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/echo-2.i [2022-12-13 15:45:23,996 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 15:45:24,299 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 15:45:24,299 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/sv-benchmarks/c/busybox-1.22.0/echo-2.i [2022-12-13 15:45:24,319 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/data/521d8f411/ac70aa11f9c448a0afd410b703a0c636/FLAG90ca3f1ae [2022-12-13 15:45:24,333 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3acc6815-4791-4569-a9b3-018707639573/bin/uautomizer-uyxdKDjOR8/data/521d8f411/ac70aa11f9c448a0afd410b703a0c636 [2022-12-13 15:45:24,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 15:45:24,337 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 15:45:24,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 15:45:24,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 15:45:24,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 15:45:24,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:45:24" (1/1) ... [2022-12-13 15:45:24,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67987ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:24, skipping insertion in model container [2022-12-13 15:45:24,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:45:24" (1/1) ... [2022-12-13 15:45:24,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 15:45:24,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 15:45:25,113 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 15:45:25,121 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-13 15:45:25,127 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-13 15:45:25,134 WARN L623 FunctionHandler]: Unknown extern function stpcpy [2022-12-13 15:45:25,138 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-13 15:45:25,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79157cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:25, skipping insertion in model container [2022-12-13 15:45:25,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 15:45:25,139 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 15:45:25,140 INFO L158 Benchmark]: Toolchain (without parser) took 802.58ms. Allocated memory is still 71.3MB. Free memory was 45.8MB in the beginning and 34.2MB in the end (delta: 11.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 15:45:25,140 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 56.6MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:45:25,141 INFO L158 Benchmark]: CACSL2BoogieTranslator took 800.45ms. Allocated memory is still 71.3MB. Free memory was 45.6MB in the beginning and 34.2MB in the end (delta: 11.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 15:45:25,141 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 56.6MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 800.45ms. Allocated memory is still 71.3MB. Free memory was 45.6MB in the beginning and 34.2MB in the end (delta: 11.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN