./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN --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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- 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-6b4ec56 [2022-11-20 10:51:59,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:51:59,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:51:59,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:51:59,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:51:59,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:51:59,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:51:59,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:51:59,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:51:59,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:51:59,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:51:59,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:51:59,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:51:59,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:51:59,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:51:59,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:51:59,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:51:59,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:51:59,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:51:59,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:51:59,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:51:59,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:51:59,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:51:59,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:51:59,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:51:59,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:51:59,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:51:59,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:51:59,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:51:59,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:51:59,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:51:59,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:51:59,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:51:59,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:51:59,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:51:59,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:51:59,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:51:59,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:51:59,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:51:59,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:51:59,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:51:59,290 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-20 10:51:59,325 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:51:59,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:51:59,326 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:51:59,326 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:51:59,327 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:51:59,327 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:51:59,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:51:59,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:51:59,328 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:51:59,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:51:59,330 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:51:59,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:51:59,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:51:59,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:51:59,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:51:59,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:51:59,331 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 10:51:59,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:51:59,331 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:51:59,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:51:59,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:51:59,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:51:59,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:51:59,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:51:59,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:51:59,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:51:59,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:51:59,333 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:51:59,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:51:59,333 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:51:59,334 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:51:59,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:51:59,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-11-20 10:51:59,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:51:59,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:51:59,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:51:59,705 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:51:59,706 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:51:59,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-11-20 10:52:02,855 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:52:03,233 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:52:03,235 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-11-20 10:52:03,265 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/data/a4d1eb692/f392acce6f3e41989f88d18f1a3cc038/FLAGb26473831 [2022-11-20 10:52:03,281 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/data/a4d1eb692/f392acce6f3e41989f88d18f1a3cc038 [2022-11-20 10:52:03,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:52:03,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:52:03,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:52:03,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:52:03,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:52:03,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:52:03" (1/1) ... [2022-11-20 10:52:03,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57e046d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:03, skipping insertion in model container [2022-11-20 10:52:03,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:52:03" (1/1) ... [2022-11-20 10:52:03,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:52:03,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:52:04,433 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-20 10:52:04,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28ac5161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:04, skipping insertion in model container [2022-11-20 10:52:04,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:52:04,434 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 10:52:04,438 INFO L158 Benchmark]: Toolchain (without parser) took 1150.19ms. Allocated memory is still 136.3MB. Free memory was 89.7MB in the beginning and 94.6MB in the end (delta: -4.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 10:52:04,439 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 104.9MB. Free memory was 74.7MB in the beginning and 74.6MB in the end (delta: 91.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:52:04,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1146.52ms. Allocated memory is still 136.3MB. Free memory was 89.7MB in the beginning and 95.1MB in the end (delta: -5.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 10:52:04,442 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 104.9MB. Free memory was 74.7MB in the beginning and 74.6MB in the end (delta: 91.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1146.52ms. Allocated memory is still 136.3MB. Free memory was 89.7MB in the beginning and 95.1MB in the end (delta: -5.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- 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_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN --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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- 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-6b4ec56 [2022-11-20 10:52:07,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:52:07,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:52:07,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:52:07,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:52:07,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:52:07,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:52:07,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:52:07,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:52:07,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:52:07,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:52:07,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:52:07,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:52:07,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:52:07,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:52:07,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:52:07,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:52:07,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:52:07,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:52:07,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:52:07,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:52:07,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:52:07,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:52:07,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:52:07,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:52:07,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:52:07,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:52:07,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:52:07,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:52:07,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:52:07,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:52:07,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:52:07,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:52:07,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:52:07,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:52:07,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:52:07,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:52:07,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:52:07,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:52:07,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:52:07,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:52:07,206 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-20 10:52:07,232 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:52:07,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:52:07,233 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:52:07,233 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:52:07,234 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:52:07,234 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:52:07,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:52:07,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:52:07,235 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:52:07,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:52:07,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:52:07,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:52:07,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:52:07,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:52:07,237 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 10:52:07,237 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 10:52:07,238 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 10:52:07,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:52:07,238 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:52:07,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:52:07,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:52:07,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:52:07,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:52:07,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:52:07,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:52:07,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:52:07,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:52:07,241 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 10:52:07,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 10:52:07,241 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:52:07,242 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:52:07,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:52:07,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 10:52:07,242 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-11-20 10:52:07,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:52:07,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:52:07,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:52:07,681 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:52:07,682 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:52:07,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-11-20 10:52:10,904 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:52:11,420 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:52:11,421 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-11-20 10:52:11,446 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/data/09082b933/195a6d6216e943848b79f6a5e738279c/FLAG08aeab569 [2022-11-20 10:52:11,479 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b80c72-a323-4212-857b-97dc97920c80/bin/uautomizer-ug76WZFUDN/data/09082b933/195a6d6216e943848b79f6a5e738279c [2022-11-20 10:52:11,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:52:11,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:52:11,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:52:11,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:52:11,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:52:11,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:52:11" (1/1) ... [2022-11-20 10:52:11,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685e91bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:11, skipping insertion in model container [2022-11-20 10:52:11,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:52:11" (1/1) ... [2022-11-20 10:52:11,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:52:11,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:52:12,776 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-20 10:52:12,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64e3993a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:12, skipping insertion in model container [2022-11-20 10:52:12,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:52:12,778 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 10:52:12,780 INFO L158 Benchmark]: Toolchain (without parser) took 1293.37ms. Allocated memory is still 77.6MB. Free memory was 52.3MB in the beginning and 49.9MB in the end (delta: 2.4MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2022-11-20 10:52:12,780 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:52:12,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1288.55ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 49.9MB in the end (delta: 2.2MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2022-11-20 10:52:12,783 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1288.55ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 49.9MB in the end (delta: 2.2MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN