./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R --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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca --- 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-38b53e6 [2022-11-25 16:42:37,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:42:37,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:42:37,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:42:37,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:42:37,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:42:37,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:42:37,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:42:37,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:42:37,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:42:37,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:42:37,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:42:37,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:42:37,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:42:37,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:42:37,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:42:37,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:42:37,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:42:37,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:42:37,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:42:37,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:42:37,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:42:37,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:42:37,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:42:37,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:42:37,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:42:37,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:42:37,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:42:37,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:42:37,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:42:37,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:42:37,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:42:37,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:42:37,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:42:37,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:42:37,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:42:37,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:42:37,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:42:37,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:42:37,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:42:37,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:42:37,179 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-25 16:42:37,224 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:42:37,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:42:37,226 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:42:37,226 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:42:37,227 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:42:37,227 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:42:37,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:42:37,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:42:37,229 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:42:37,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:42:37,230 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:42:37,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:42:37,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:42:37,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:42:37,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:42:37,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:42:37,232 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 16:42:37,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:42:37,232 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:42:37,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:42:37,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:42:37,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:42:37,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:42:37,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:42:37,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:42:37,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:42:37,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:42:37,235 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 16:42:37,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 16:42:37,235 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:42:37,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:42:37,236 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:42:37,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:42:37,236 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_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2022-11-25 16:42:37,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:42:37,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:42:37,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:42:37,566 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:42:37,566 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:42:37,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2022-11-25 16:42:40,897 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:42:41,380 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:42:41,382 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2022-11-25 16:42:41,418 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/data/200baf13f/f0af29c08f3c4ad88018a1be5bd9d28b/FLAG94c613713 [2022-11-25 16:42:41,442 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/data/200baf13f/f0af29c08f3c4ad88018a1be5bd9d28b [2022-11-25 16:42:41,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:42:41,449 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:42:41,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:42:41,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:42:41,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:42:41,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:42:41" (1/1) ... [2022-11-25 16:42:41,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e3c7d39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:41, skipping insertion in model container [2022-11-25 16:42:41,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:42:41" (1/1) ... [2022-11-25 16:42:41,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:42:41,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:42:43,072 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 16:42:43,089 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 16:42:43,100 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 16:42:43,112 WARN L623 FunctionHandler]: Unknown extern function stpcpy [2022-11-25 16:42:43,120 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 16:42:43,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6136bbe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:43, skipping insertion in model container [2022-11-25 16:42:43,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:42:43,122 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 16:42:43,125 INFO L158 Benchmark]: Toolchain (without parser) took 1674.89ms. Allocated memory is still 176.2MB. Free memory was 128.8MB in the beginning and 102.9MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-25 16:42:43,125 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:42:43,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1670.14ms. Allocated memory is still 176.2MB. Free memory was 128.8MB in the beginning and 102.9MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-25 16:42:43,128 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1670.14ms. Allocated memory is still 176.2MB. Free memory was 128.8MB in the beginning and 102.9MB in the end (delta: 25.9MB). 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R --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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca --- 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-38b53e6 [2022-11-25 16:42:45,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:42:45,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:42:45,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:42:45,894 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:42:45,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:42:45,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:42:45,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:42:45,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:42:45,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:42:45,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:42:45,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:42:45,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:42:45,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:42:45,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:42:45,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:42:45,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:42:45,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:42:45,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:42:45,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:42:45,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:42:45,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:42:45,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:42:45,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:42:45,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:42:45,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:42:45,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:42:45,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:42:45,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:42:45,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:42:45,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:42:45,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:42:45,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:42:45,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:42:45,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:42:45,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:42:45,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:42:45,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:42:45,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:42:45,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:42:45,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:42:45,999 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-25 16:42:46,055 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:42:46,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:42:46,059 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:42:46,059 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:42:46,060 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:42:46,060 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:42:46,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:42:46,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:42:46,062 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:42:46,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:42:46,064 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:42:46,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:42:46,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:42:46,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:42:46,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:42:46,065 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 16:42:46,066 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 16:42:46,066 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 16:42:46,066 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 16:42:46,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:42:46,067 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:42:46,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:42:46,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:42:46,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:42:46,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:42:46,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:42:46,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:42:46,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:42:46,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:42:46,070 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 16:42:46,070 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 16:42:46,079 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:42:46,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:42:46,080 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:42:46,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:42:46,080 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 16:42:46,080 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_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2022-11-25 16:42:46,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:42:46,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:42:46,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:42:46,580 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:42:46,581 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:42:46,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2022-11-25 16:42:50,162 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:42:50,804 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:42:50,814 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2022-11-25 16:42:50,840 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/data/45c18c06d/536e0a1c33df406a83241875bee97e55/FLAGb4e00d011 [2022-11-25 16:42:50,864 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f41eec-c8a3-4904-a16e-82df08489b69/bin/uautomizer-ZsLfNo2U6R/data/45c18c06d/536e0a1c33df406a83241875bee97e55 [2022-11-25 16:42:50,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:42:50,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:42:50,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:42:50,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:42:50,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:42:50,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:42:50" (1/1) ... [2022-11-25 16:42:50,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e0851cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:50, skipping insertion in model container [2022-11-25 16:42:50,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:42:50" (1/1) ... [2022-11-25 16:42:50,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:42:50,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:42:52,434 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 16:42:52,470 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 16:42:52,496 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 16:42:52,520 WARN L623 FunctionHandler]: Unknown extern function stpcpy [2022-11-25 16:42:52,533 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 16:42:52,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e6e8901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:52, skipping insertion in model container [2022-11-25 16:42:52,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:42:52,536 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 16:42:52,539 INFO L158 Benchmark]: Toolchain (without parser) took 1669.27ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 36.7MB in the beginning and 48.8MB in the end (delta: -12.1MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-11-25 16:42:52,539 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 50.3MB. Free memory was 29.1MB in the beginning and 29.0MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:42:52,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1666.57ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 36.4MB in the beginning and 48.8MB in the end (delta: -12.4MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-11-25 16:42:52,544 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 50.3MB. Free memory was 29.1MB in the beginning and 29.0MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1666.57ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 36.4MB in the beginning and 48.8MB in the end (delta: -12.4MB). Peak memory consumption was 17.8MB. 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