./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 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_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/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_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/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_3785bc7b-0b20-45d2-90f9-72c329e73b63/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_3785bc7b-0b20-45d2-90f9-72c329e73b63/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 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-38b53e6 [2022-11-25 16:41:47,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:41:47,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:41:47,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:41:47,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:41:47,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:41:47,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:41:47,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:41:47,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:41:47,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:41:47,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:41:47,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:41:47,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:41:47,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:41:47,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:41:47,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:41:47,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:41:47,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:41:47,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:41:47,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:41:47,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:41:47,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:41:47,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:41:47,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:41:47,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:41:47,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:41:47,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:41:47,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:41:47,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:41:47,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:41:47,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:41:47,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:41:47,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:41:47,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:41:47,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:41:47,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:41:47,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:41:47,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:41:47,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:41:47,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:41:47,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:41:47,605 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-25 16:41:47,647 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:41:47,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:41:47,648 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:41:47,648 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:41:47,649 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:41:47,649 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:41:47,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:41:47,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:41:47,650 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:41:47,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:41:47,652 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:41:47,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:41:47,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:41:47,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:41:47,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:41:47,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:41:47,653 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 16:41:47,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:41:47,653 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:41:47,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:41:47,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:41:47,654 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:41:47,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:41:47,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:41:47,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:41:47,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:41:47,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:41:47,655 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 16:41:47,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 16:41:47,657 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:41:47,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:41:47,657 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:41:47,657 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:41:47,658 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_3785bc7b-0b20-45d2-90f9-72c329e73b63/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8c1840711640ca888d089fb025731988313351c78c18fc65f57765a4fcfb44 [2022-11-25 16:41:48,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:41:48,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:41:48,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:41:48,092 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:41:48,093 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:41:48,094 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/echo-2.i [2022-11-25 16:41:51,209 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:41:51,603 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:41:51,606 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/sv-benchmarks/c/busybox-1.22.0/echo-2.i [2022-11-25 16:41:51,645 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/data/12c378cc9/226b7a770410424faf64c7ac77fed31b/FLAG6c89ae536 [2022-11-25 16:41:51,663 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/data/12c378cc9/226b7a770410424faf64c7ac77fed31b [2022-11-25 16:41:51,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:41:51,673 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:41:51,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:41:51,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:41:51,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:41:51,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:41:51" (1/1) ... [2022-11-25 16:41:51,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ae7752 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:41:51, skipping insertion in model container [2022-11-25 16:41:51,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:41:51" (1/1) ... [2022-11-25 16:41:51,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:41:51,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:41:52,842 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 16:41:52,855 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 16:41:52,875 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 16:41:52,884 WARN L623 FunctionHandler]: Unknown extern function stpcpy [2022-11-25 16:41:52,900 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 16:41:52,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18c4d42b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:41:52, skipping insertion in model container [2022-11-25 16:41:52,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:41:52,903 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 16:41:52,905 INFO L158 Benchmark]: Toolchain (without parser) took 1231.76ms. Allocated memory is still 165.7MB. Free memory was 122.2MB in the beginning and 112.5MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 16:41:52,906 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 113.2MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:41:52,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1227.15ms. Allocated memory is still 165.7MB. Free memory was 121.8MB in the beginning and 112.5MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 16:41:52,908 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 113.2MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1227.15ms. Allocated memory is still 165.7MB. Free memory was 121.8MB in the beginning and 112.5MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. 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_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/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_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/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_3785bc7b-0b20-45d2-90f9-72c329e73b63/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_3785bc7b-0b20-45d2-90f9-72c329e73b63/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 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-38b53e6 [2022-11-25 16:41:55,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:41:55,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:41:55,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:41:55,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:41:55,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:41:55,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:41:55,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:41:55,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:41:55,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:41:55,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:41:55,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:41:55,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:41:55,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:41:55,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:41:55,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:41:55,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:41:55,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:41:55,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:41:55,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:41:55,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:41:55,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:41:55,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:41:55,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:41:55,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:41:55,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:41:55,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:41:55,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:41:55,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:41:55,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:41:55,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:41:55,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:41:55,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:41:55,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:41:55,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:41:55,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:41:55,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:41:55,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:41:55,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:41:55,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:41:55,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:41:55,357 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-25 16:41:55,382 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:41:55,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:41:55,383 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:41:55,383 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:41:55,384 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:41:55,384 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:41:55,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:41:55,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:41:55,385 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:41:55,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:41:55,386 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:41:55,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:41:55,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:41:55,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:41:55,387 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:41:55,387 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 16:41:55,387 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 16:41:55,387 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 16:41:55,387 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 16:41:55,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:41:55,388 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:41:55,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:41:55,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:41:55,389 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:41:55,389 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:41:55,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:41:55,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:41:55,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:41:55,390 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:41:55,390 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 16:41:55,390 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 16:41:55,390 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:41:55,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:41:55,391 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:41:55,391 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:41:55,391 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 16:41:55,391 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_3785bc7b-0b20-45d2-90f9-72c329e73b63/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8c1840711640ca888d089fb025731988313351c78c18fc65f57765a4fcfb44 [2022-11-25 16:41:55,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:41:55,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:41:55,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:41:55,830 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:41:55,831 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:41:55,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/echo-2.i [2022-11-25 16:41:59,183 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:41:59,596 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:41:59,596 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/sv-benchmarks/c/busybox-1.22.0/echo-2.i [2022-11-25 16:41:59,633 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/data/8b942c67e/e361d061d5a540d9af88c79aa9f2879b/FLAG646a152c7 [2022-11-25 16:41:59,659 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3785bc7b-0b20-45d2-90f9-72c329e73b63/bin/uautomizer-ZsLfNo2U6R/data/8b942c67e/e361d061d5a540d9af88c79aa9f2879b [2022-11-25 16:41:59,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:41:59,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:41:59,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:41:59,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:41:59,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:41:59,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:41:59" (1/1) ... [2022-11-25 16:41:59,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b430c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:41:59, skipping insertion in model container [2022-11-25 16:41:59,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:41:59" (1/1) ... [2022-11-25 16:41:59,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:41:59,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:42:00,928 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 16:42:00,941 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 16:42:00,950 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 16:42:00,959 WARN L623 FunctionHandler]: Unknown extern function stpcpy [2022-11-25 16:42:00,966 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 16:42:00,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@439cea97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:00, skipping insertion in model container [2022-11-25 16:42:00,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:42:00,968 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 16:42:00,969 INFO L158 Benchmark]: Toolchain (without parser) took 1300.17ms. Allocated memory is still 73.4MB. Free memory was 44.6MB in the beginning and 36.6MB in the end (delta: 8.1MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2022-11-25 16:42:00,970 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:42:00,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1294.27ms. Allocated memory is still 73.4MB. Free memory was 44.4MB in the beginning and 36.6MB in the end (delta: 7.8MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-11-25 16:42:00,972 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 73.4MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1294.27ms. Allocated memory is still 73.4MB. Free memory was 44.4MB in the beginning and 36.6MB in the end (delta: 7.8MB). Peak memory consumption was 14.9MB. 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