./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem09_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label26.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b04b218e87d35b16e929d96254ff91d8a2ab8d084bc2597279991e6db9d56d59 --- 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-dbf71c6-m [2022-10-17 16:56:30,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:30,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:30,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:30,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:30,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:30,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:30,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:30,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:30,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:30,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:30,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:30,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:30,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:30,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:30,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:30,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:30,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:30,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:30,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:30,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:30,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:30,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:30,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:30,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:30,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:30,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:30,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:30,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:30,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:30,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:30,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:30,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:30,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:30,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:30,655 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:30,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:30,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:30,656 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:30,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:30,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:30,659 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:56:30,683 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:30,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:30,684 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:56:30,685 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:56:30,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:30,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:30,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:30,689 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:30,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:56:30,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:30,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:30,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:56:30,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:30,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:56:30,691 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:30,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:56:30,692 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:30,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:56:30,693 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:30,693 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:30,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:30,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:30,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:30,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:30,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:56:30,695 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:56:30,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:56:30,697 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:56:30,713 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_dfee0797-22e2-44a3-9633-1c6584696a27/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b04b218e87d35b16e929d96254ff91d8a2ab8d084bc2597279991e6db9d56d59 [2022-10-17 16:56:31,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:31,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:31,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:31,053 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:31,054 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:31,056 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem09_label26.c [2022-10-17 16:56:31,137 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/bin/ukojak-92XMlrwhuB/data/5cd5fdd07/e00ec395e97b45ab8d5fc09f9a0e6fe0/FLAGa0fbde779 [2022-10-17 16:56:35,157 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:35,158 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/sv-benchmarks/c/eca-rers2012/Problem09_label26.c [2022-10-17 16:56:35,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/bin/ukojak-92XMlrwhuB/data/5cd5fdd07/e00ec395e97b45ab8d5fc09f9a0e6fe0/FLAGa0fbde779 [2022-10-17 16:56:35,628 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/bin/ukojak-92XMlrwhuB/data/5cd5fdd07/e00ec395e97b45ab8d5fc09f9a0e6fe0 [2022-10-17 16:56:35,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:35,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:35,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:35,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:35,636 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:35,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:35" (1/1) ... [2022-10-17 16:56:35,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49f0dacd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:35, skipping insertion in model container [2022-10-17 16:56:35,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:35" (1/1) ... [2022-10-17 16:56:35,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:37,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:06,555 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfee0797-22e2-44a3-9633-1c6584696a27/sv-benchmarks/c/eca-rers2012/Problem09_label26.c[6306085,6306098] [2022-10-17 16:57:06,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:06,707 INFO L203 MainTranslator]: Completed pre-run