./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/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_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- 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 17:43:22,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:43:22,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:43:22,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:43:22,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:43:22,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:43:22,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:43:22,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:43:22,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:43:22,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:43:22,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:43:22,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:43:22,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:43:22,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:43:22,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:43:22,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:43:22,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:43:22,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:43:22,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:43:22,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:43:22,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:43:22,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:43:22,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:43:22,731 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:43:22,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:43:22,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:43:22,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:43:22,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:43:22,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:43:22,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:43:22,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:43:22,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:43:22,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:43:22,740 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:43:22,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:43:22,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:43:22,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:43:22,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:43:22,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:43:22,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:43:22,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:43:22,746 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 17:43:22,769 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:43:22,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:43:22,770 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:43:22,770 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:43:22,771 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:43:22,771 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:43:22,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:43:22,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:43:22,773 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:43:22,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:43:22,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:43:22,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:43:22,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:43:22,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:43:22,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:43:22,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:43:22,774 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:43:22,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:43:22,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:43:22,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:43:22,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:43:22,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:43:22,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:43:22,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:43:22,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:43:22,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:43:22,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:43:22,776 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:43:22,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:43:22,777 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:43:22,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:43:22,777 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_a5961380-5014-427b-8068-e461443d259c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2022-11-25 17:43:23,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:43:23,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:43:23,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:43:23,071 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:43:23,071 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:43:23,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-25 17:43:26,294 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:43:26,936 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:43:26,937 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-25 17:43:26,976 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/data/60e5619fe/79800d1c79d34b7c9c17123d415792dd/FLAGf19df8451 [2022-11-25 17:43:26,993 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/data/60e5619fe/79800d1c79d34b7c9c17123d415792dd [2022-11-25 17:43:26,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:43:27,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:43:27,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:43:27,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:43:27,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:43:27,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:43:26" (1/1) ... [2022-11-25 17:43:27,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de54d5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:43:27, skipping insertion in model container [2022-11-25 17:43:27,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:43:26" (1/1) ... [2022-11-25 17:43:27,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:43:27,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:43:29,115 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:43:29,117 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:43:29,118 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-11-25 17:43:29,119 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-11-25 17:43:29,122 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 17:43:29,130 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 17:43:29,137 WARN L623 FunctionHandler]: Unknown extern function cfgetispeed [2022-11-25 17:43:29,138 WARN L623 FunctionHandler]: Unknown extern function cfgetospeed [2022-11-25 17:43:29,142 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2022-11-25 17:43:29,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11b6f648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:43:29, skipping insertion in model container [2022-11-25 17:43:29,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:43:29,143 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:43:29,145 INFO L158 Benchmark]: Toolchain (without parser) took 2144.00ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 92.1MB in the beginning and 109.2MB in the end (delta: -17.2MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2022-11-25 17:43:29,146 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 107.0MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:43:29,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2137.31ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 91.7MB in the beginning and 109.5MB in the end (delta: -17.9MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2022-11-25 17:43:29,148 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 107.0MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2137.31ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 91.7MB in the beginning and 109.5MB in the end (delta: -17.9MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/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_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- 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 17:43:31,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:43:31,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:43:31,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:43:31,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:43:31,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:43:31,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:43:31,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:43:31,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:43:31,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:43:31,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:43:31,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:43:31,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:43:31,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:43:31,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:43:31,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:43:31,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:43:31,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:43:31,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:43:31,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:43:31,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:43:31,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:43:31,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:43:31,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:43:31,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:43:31,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:43:31,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:43:31,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:43:31,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:43:31,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:43:31,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:43:31,722 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:43:31,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:43:31,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:43:31,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:43:31,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:43:31,750 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:43:31,750 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:43:31,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:43:31,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:43:31,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:43:31,759 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-25 17:43:31,808 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:43:31,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:43:31,810 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:43:31,811 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:43:31,812 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:43:31,812 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:43:31,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:43:31,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:43:31,814 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:43:31,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:43:31,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:43:31,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:43:31,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:43:31,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:43:31,816 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:43:31,817 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:43:31,817 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:43:31,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:43:31,817 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:43:31,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:43:31,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:43:31,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:43:31,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:43:31,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:43:31,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:43:31,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:43:31,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:43:31,820 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:43:31,820 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:43:31,821 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:43:31,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:43:31,821 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:43:31,822 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:43:31,822 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:43:31,822 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_a5961380-5014-427b-8068-e461443d259c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2022-11-25 17:43:32,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:43:32,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:43:32,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:43:32,344 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:43:32,344 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:43:32,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-25 17:43:35,534 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:43:36,145 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:43:36,146 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-25 17:43:36,193 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/data/0b930812c/83eb10f5d5ed440796e13bd63859c4d6/FLAG07726994e [2022-11-25 17:43:36,223 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5961380-5014-427b-8068-e461443d259c/bin/uautomizer-ZsLfNo2U6R/data/0b930812c/83eb10f5d5ed440796e13bd63859c4d6 [2022-11-25 17:43:36,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:43:36,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:43:36,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:43:36,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:43:36,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:43:36,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:43:36" (1/1) ... [2022-11-25 17:43:36,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6666b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:43:36, skipping insertion in model container [2022-11-25 17:43:36,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:43:36" (1/1) ... [2022-11-25 17:43:36,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:43:36,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:43:38,352 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:43:38,354 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:43:38,355 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-11-25 17:43:38,356 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-11-25 17:43:38,358 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 17:43:38,375 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 17:43:38,390 WARN L623 FunctionHandler]: Unknown extern function cfgetispeed [2022-11-25 17:43:38,391 WARN L623 FunctionHandler]: Unknown extern function cfgetospeed [2022-11-25 17:43:38,395 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2022-11-25 17:43:38,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5471fd85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:43:38, skipping insertion in model container [2022-11-25 17:43:38,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:43:38,396 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:43:38,398 INFO L158 Benchmark]: Toolchain (without parser) took 2169.89ms. Allocated memory is still 67.1MB. Free memory was 37.9MB in the beginning and 25.3MB in the end (delta: 12.6MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2022-11-25 17:43:38,399 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 54.5MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:43:38,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2165.85ms. Allocated memory is still 67.1MB. Free memory was 37.8MB in the beginning and 25.3MB in the end (delta: 12.5MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2022-11-25 17:43:38,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 54.5MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2165.85ms. Allocated memory is still 67.1MB. Free memory was 37.8MB in the beginning and 25.3MB in the end (delta: 12.5MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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