./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 654ba073723c5bebcf706552b3cd58bc95cc07bc71a7e60391f80a16de89dbcb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:22:16,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:22:16,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:22:16,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:22:16,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:22:16,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:22:16,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:22:16,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:22:16,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:22:16,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:22:16,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:22:16,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:22:16,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:22:16,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:22:16,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:22:16,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:22:16,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:22:16,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:22:16,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:22:16,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:22:16,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:22:16,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:22:16,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:22:16,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:22:16,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:22:16,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:22:16,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:22:16,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:22:16,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:22:16,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:22:16,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:22:16,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:22:16,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:22:16,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:22:16,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:22:16,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:22:16,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:22:16,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:22:16,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:22:16,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:22:16,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:22:16,894 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 23:22:16,937 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:22:16,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:22:16,940 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:22:16,940 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:22:16,940 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:22:16,941 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:22:16,941 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:22:16,941 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:22:16,948 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:22:16,948 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:22:16,949 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:22:16,950 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:22:16,950 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:22:16,950 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:22:16,951 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:22:16,951 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:22:16,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:22:16,952 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:22:16,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:22:16,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:22:16,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:22:16,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:22:16,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:22:16,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:22:16,954 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:22:16,954 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:22:16,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:22:16,954 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:22:16,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:22:16,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:22:16,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:22:16,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:22:16,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:22:16,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:22:16,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:22:16,958 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:22:16,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:22:16,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:22:16,959 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:22:16,959 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:22:16,959 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 654ba073723c5bebcf706552b3cd58bc95cc07bc71a7e60391f80a16de89dbcb [2021-11-12 23:22:17,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:22:17,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:22:17,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:22:17,279 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:22:17,280 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:22:17,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i [2021-11-12 23:22:17,349 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/data/7fdeb8d30/940d393f18f84f1fa194bbd428adda4e/FLAG860a71713 [2021-11-12 23:22:17,916 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:22:17,916 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i [2021-11-12 23:22:17,933 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/data/7fdeb8d30/940d393f18f84f1fa194bbd428adda4e/FLAG860a71713 [2021-11-12 23:22:18,216 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/data/7fdeb8d30/940d393f18f84f1fa194bbd428adda4e [2021-11-12 23:22:18,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:22:18,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:22:18,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:22:18,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:22:18,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:22:18,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:22:18" (1/1) ... [2021-11-12 23:22:18,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@575d4304 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:22:18, skipping insertion in model container [2021-11-12 23:22:18,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:22:18" (1/1) ... [2021-11-12 23:22:18,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:22:18,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:22:18,442 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-12 23:22:18,628 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[30448,30461] [2021-11-12 23:22:18,643 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[30811,30824] [2021-11-12 23:22:18,658 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[31483,31496] [2021-11-12 23:22:18,660 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[31534,31547] [2021-11-12 23:22:18,666 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[31683,31696] [2021-11-12 23:22:18,668 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[31760,31773] [2021-11-12 23:22:18,675 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[31807,31820] [2021-11-12 23:22:18,679 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[31916,31929] [2021-11-12 23:22:18,681 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[32035,32048] [2021-11-12 23:22:18,682 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[32083,32096] [2021-11-12 23:22:18,686 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[32160,32173] [2021-11-12 23:22:18,689 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[32286,32299] [2021-11-12 23:22:18,711 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[32897,32910] [2021-11-12 23:22:18,713 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[32974,32987] [2021-11-12 23:22:18,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:22:18,732 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:22:18,754 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-12 23:22:18,784 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[30448,30461] [2021-11-12 23:22:18,793 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[30811,30824] [2021-11-12 23:22:18,803 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[31483,31496] [2021-11-12 23:22:18,805 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[31534,31547] [2021-11-12 23:22:18,809 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[31683,31696] [2021-11-12 23:22:18,810 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[31760,31773] [2021-11-12 23:22:18,811 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[31807,31820] [2021-11-12 23:22:18,816 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[31916,31929] [2021-11-12 23:22:18,819 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[32035,32048] [2021-11-12 23:22:18,820 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[32083,32096] [2021-11-12 23:22:18,822 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[32160,32173] [2021-11-12 23:22:18,825 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[32286,32299] [2021-11-12 23:22:18,837 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[32897,32910] [2021-11-12 23:22:18,844 WARN L228 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_fbfd0a81-7f39-4010-a84f-a5677ab70598/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i[32974,32987] [2021-11-12 23:22:18,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:22:18,893 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:22:18,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:22:18 WrapperNode [2021-11-12 23:22:18,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:22:18,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:22:18,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:22:18,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:22:18,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:22:18" (1/1) ... [2021-11-12 23:22:18,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:22:18" (1/1) ... [2021-11-12 23:22:19,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:22:19,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:22:19,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:22:19,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:22:19,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:22:18" (1/1) ... [2021-11-12 23:22:19,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:22:18" (1/1) ... [2021-11-12 23:22:19,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:22:18" (1/1) ... [2021-11-12 23:22:19,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:22:18" (1/1) ... [2021-11-12 23:22:19,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:22:18" (1/1) ... [2021-11-12 23:22:19,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:22:18" (1/1) ... [2021-11-12 23:22:19,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:22:18" (1/1) ... [2021-11-12 23:22:19,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:22:19,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:22:19,126 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:22:19,126 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:22:19,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:22:18" (1/1) ... [2021-11-12 23:22:19,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:22:19,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:22:19,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:22:19,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:22:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-12 23:22:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-12 23:22:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-12 23:22:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure worker_fn [2021-11-12 23:22:19,221 INFO L138 BoogieDeclarations]: Found implementation of procedure worker_fn [2021-11-12 23:22:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 23:22:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:22:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 23:22:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:22:19,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 23:22:19,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:22:19,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:22:19,225 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-12 23:22:20,211 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:22:20,212 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-11-12 23:22:20,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:22:20 BoogieIcfgContainer [2021-11-12 23:22:20,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:22:20,217 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:22:20,217 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:22:20,221 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:22:20,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:22:18" (1/3) ... [2021-11-12 23:22:20,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5224a956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:22:20, skipping insertion in model container [2021-11-12 23:22:20,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:22:18" (2/3) ... [2021-11-12 23:22:20,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5224a956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:22:20, skipping insertion in model container [2021-11-12 23:22:20,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:22:20" (3/3) ... [2021-11-12 23:22:20,225 INFO L111 eAbstractionObserver]: Analyzing ICFG one_time_barrier_twice_2t.i [2021-11-12 23:22:20,231 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-12 23:22:20,232 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:22:20,232 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2021-11-12 23:22:20,232 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-12 23:22:20,289 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,289 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,290 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,290 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,290 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,290 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,290 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,291 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,291 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,291 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,291 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,292 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,292 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,292 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,292 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,293 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,293 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,293 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,293 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,294 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,294 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,294 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,294 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,294 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,295 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,295 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,295 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,295 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,296 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,296 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,296 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,296 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,297 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,297 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,297 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,297 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,298 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,298 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,298 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,298 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,299 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,299 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,299 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,299 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,299 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,300 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,300 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,300 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,300 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,301 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,301 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,301 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,301 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,302 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,302 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,302 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,303 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,303 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,303 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,303 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,304 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,304 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,304 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,304 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,305 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,305 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,305 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,305 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,306 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,306 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,306 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,306 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,306 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,307 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,307 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,307 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,307 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,307 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,308 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,308 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,308 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,308 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,308 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,309 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,309 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,309 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,309 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,309 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,310 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,310 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,310 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,310 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,310 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,311 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,311 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,311 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,311 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,312 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,312 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,312 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,312 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,312 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,313 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,313 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,313 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,313 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,314 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,314 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,314 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,314 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,314 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,315 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,315 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,315 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,315 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,316 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,316 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,316 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,316 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,316 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,317 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,317 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,317 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,317 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,318 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,318 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,318 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,318 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,318 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,319 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,319 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,319 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,319 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,319 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,320 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,320 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,320 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,320 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,321 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,321 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,321 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,321 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,322 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,322 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,322 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,322 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,322 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,323 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,323 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,323 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,323 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,323 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,324 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,324 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,324 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,324 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,324 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,325 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,337 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,338 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,338 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,338 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,339 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,339 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,339 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,339 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,340 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,340 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,340 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,340 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,340 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,341 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,341 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,341 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,341 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,341 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,342 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,342 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,342 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,342 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,343 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,343 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,343 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,343 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,343 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,344 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,344 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,344 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,344 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,345 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,345 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,345 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,345 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,345 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,346 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,346 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,346 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,346 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,347 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,347 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,347 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,347 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,348 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,348 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,348 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,348 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,349 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,349 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,349 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,349 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,349 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,350 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,350 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,350 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,350 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,351 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,351 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,351 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,351 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,352 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,352 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,352 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,352 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,353 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,353 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,353 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,353 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,354 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,354 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,354 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,354 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,354 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,355 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,355 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,355 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,356 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,356 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,356 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,356 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,357 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,357 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,357 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,357 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,358 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,358 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,358 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,358 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,359 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,359 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,359 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,359 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,359 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,360 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,360 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,360 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,360 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,360 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,361 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,361 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,361 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,361 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,361 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,362 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,362 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,362 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,362 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,362 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,363 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,363 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,363 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,363 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,364 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,364 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,364 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,364 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,364 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,365 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,365 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,365 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,365 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,366 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,366 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,366 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,366 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,366 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,367 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,367 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,367 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,367 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,368 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,368 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,368 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,368 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,368 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,369 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,369 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,369 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,369 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,370 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,370 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,370 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,371 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,371 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,371 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,371 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,371 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,372 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,372 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,372 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,372 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,372 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,373 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,373 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,373 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,373 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,373 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,374 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,374 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,374 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,374 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,375 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,375 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,375 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,375 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,375 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,376 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,376 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,376 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,376 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,376 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,377 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,377 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,377 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,377 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,377 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,378 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,378 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,378 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,378 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,378 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,379 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,379 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,379 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,379 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,379 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,380 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,380 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,380 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,380 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,380 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,381 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,381 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,381 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,381 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,381 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,382 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,382 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,382 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,382 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,382 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,382 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,383 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,383 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,383 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,383 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,383 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,384 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,384 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,384 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,384 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,384 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,385 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,385 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,385 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,385 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,386 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,386 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,386 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,386 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,386 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,387 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,387 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,387 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,387 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,387 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,388 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,388 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,388 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,388 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,388 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,389 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,389 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,389 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,389 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,390 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,390 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,390 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,390 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,390 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,391 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,391 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,391 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,391 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,391 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,392 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,392 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,392 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,392 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,392 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,393 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,393 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,393 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,393 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,394 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,394 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,394 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,394 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,395 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,395 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,395 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,395 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,395 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,396 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,396 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,396 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,396 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,396 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,397 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,397 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,397 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,397 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,397 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,398 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,398 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,398 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,398 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,398 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,399 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,399 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,399 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,399 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,399 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,400 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,400 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,400 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,400 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,400 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,401 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,401 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,401 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,401 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,401 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,402 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,402 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,402 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,402 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,402 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,403 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,403 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,403 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,403 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,403 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,404 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,404 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,404 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,404 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,404 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,405 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,405 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,405 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,406 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,406 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,406 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,406 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,406 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,407 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,407 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,407 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,407 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,407 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,407 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,408 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,408 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,408 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,408 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,408 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,409 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,409 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,409 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,409 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,409 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,410 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,410 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,410 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,410 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,410 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,411 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,411 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,411 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,411 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,411 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,412 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,412 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,412 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,412 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,412 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,413 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,413 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,413 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,413 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,413 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,414 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,414 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,414 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,414 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,414 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,415 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,415 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,415 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,415 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,415 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,416 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,416 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,416 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,416 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,416 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,417 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,417 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,417 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,417 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,418 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,418 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,418 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,418 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,418 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,419 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,419 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,419 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,419 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,419 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,420 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,420 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,420 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,420 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,420 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,421 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,421 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,421 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,421 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,421 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,422 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,422 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,422 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,422 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,422 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,423 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,423 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,423 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,423 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,423 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,424 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,424 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,424 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,424 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,425 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,425 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,425 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,425 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,425 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,426 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,426 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,426 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,426 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,426 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,427 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,427 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,427 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,427 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,427 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,428 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,428 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,428 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,428 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,428 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,429 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,429 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,429 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,429 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,429 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,430 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,430 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,430 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,430 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,430 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,431 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,431 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,431 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,431 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,431 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,432 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,432 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,432 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,432 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,432 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,433 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,433 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,433 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,433 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,433 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,434 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,434 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,434 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,434 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,434 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,435 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,435 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,435 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,435 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,439 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,439 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,439 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,439 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,440 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,440 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,440 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,440 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,440 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,441 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,441 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,441 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,441 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,441 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,442 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,442 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,442 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,442 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,442 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,443 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,443 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,443 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,443 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,443 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,444 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,444 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,444 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem20#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,444 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,444 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,445 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,445 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,445 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,445 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,445 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,446 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,446 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,446 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,446 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,446 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,447 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,447 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,447 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,447 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,448 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,448 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,448 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,448 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,448 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:22:20,453 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-11-12 23:22:20,505 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:22:20,513 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 23:22:20,513 INFO L340 AbstractCegarLoop]: Starting to check reachability of 41 error locations. [2021-11-12 23:22:20,544 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-12 23:22:20,564 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 477 places, 537 transitions, 1082 flow [2021-11-12 23:22:20,572 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 477 places, 537 transitions, 1082 flow [2021-11-12 23:22:20,574 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 477 places, 537 transitions, 1082 flow [2021-11-12 23:22:20,976 INFO L129 PetriNetUnfolder]: 95/790 cut-off events. [2021-11-12 23:22:20,976 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-12 23:22:21,024 INFO L84 FinitePrefix]: Finished finitePrefix Result has 796 conditions, 790 events. 95/790 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 2663 event pairs, 0 based on Foata normal form. 0/650 useless extension candidates. Maximal degree in co-relation 462. Up to 4 conditions per place. [2021-11-12 23:22:21,105 INFO L116 LiptonReduction]: Number of co-enabled transitions 105672 [2021-11-12 23:24:02,636 INFO L131 LiptonReduction]: Checked pairs total: 252359 [2021-11-12 23:24:02,636 INFO L133 LiptonReduction]: Total number of compositions: 580 [2021-11-12 23:24:02,661 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 128 places, 157 transitions, 322 flow [2021-11-12 23:24:02,805 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 3714 states, 3477 states have (on average 2.607707794075352) internal successors, (9067), 3713 states have internal predecessors, (9067), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:02,822 INFO L276 IsEmpty]: Start isEmpty. Operand has 3714 states, 3477 states have (on average 2.607707794075352) internal successors, (9067), 3713 states have internal predecessors, (9067), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:02,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-12 23:24:02,828 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:24:02,828 INFO L514 BasicCegarLoop]: trace histogram [1, 1] [2021-11-12 23:24:02,829 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:24:02,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:24:02,835 INFO L85 PathProgramCache]: Analyzing trace with hash 68903, now seen corresponding path program 1 times [2021-11-12 23:24:02,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:24:02,850 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307327405] [2021-11-12 23:24:02,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:24:02,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:24:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:24:03,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:24:03,137 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:24:03,137 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307327405] [2021-11-12 23:24:03,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307327405] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:24:03,138 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:24:03,139 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-12 23:24:03,141 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014424655] [2021-11-12 23:24:03,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:24:03,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 23:24:03,147 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:24:03,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 23:24:03,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:24:03,191 INFO L87 Difference]: Start difference. First operand has 3714 states, 3477 states have (on average 2.607707794075352) internal successors, (9067), 3713 states have internal predecessors, (9067), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 2.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:03,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:24:03,622 INFO L93 Difference]: Finished difference Result 3712 states and 8275 transitions. [2021-11-12 23:24:03,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 23:24:03,625 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 2.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2 [2021-11-12 23:24:03,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:24:03,689 INFO L225 Difference]: With dead ends: 3712 [2021-11-12 23:24:03,689 INFO L226 Difference]: Without dead ends: 3710 [2021-11-12 23:24:03,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:24:03,694 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 257.52ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.60ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 318.57ms IncrementalHoareTripleChecker+Time [2021-11-12 23:24:03,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 9 Invalid, 133 Unknown, 0 Unchecked, 3.60ms Time], IncrementalHoareTripleChecker [0 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 318.57ms Time] [2021-11-12 23:24:03,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3710 states. [2021-11-12 23:24:03,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3710 to 3710. [2021-11-12 23:24:03,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3710 states, 3477 states have (on average 2.37906241012367) internal successors, (8272), 3709 states have internal predecessors, (8272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:04,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 8272 transitions. [2021-11-12 23:24:04,003 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 8272 transitions. Word has length 2 [2021-11-12 23:24:04,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:24:04,003 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 8272 transitions. [2021-11-12 23:24:04,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 2.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:04,004 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 8272 transitions. [2021-11-12 23:24:04,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-12 23:24:04,004 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:24:04,004 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-11-12 23:24:04,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-12 23:24:04,006 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:24:04,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:24:04,010 INFO L85 PathProgramCache]: Analyzing trace with hash 2054739072, now seen corresponding path program 1 times [2021-11-12 23:24:04,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:24:04,010 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311595916] [2021-11-12 23:24:04,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:24:04,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:24:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:24:04,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:24:04,156 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:24:04,157 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311595916] [2021-11-12 23:24:04,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311595916] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:24:04,157 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:24:04,157 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 23:24:04,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043109499] [2021-11-12 23:24:04,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:24:04,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:24:04,159 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:24:04,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:24:04,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:24:04,161 INFO L87 Difference]: Start difference. First operand 3710 states and 8272 transitions. Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:04,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:24:04,544 INFO L93 Difference]: Finished difference Result 3711 states and 8273 transitions. [2021-11-12 23:24:04,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:24:04,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2021-11-12 23:24:04,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:24:04,581 INFO L225 Difference]: With dead ends: 3711 [2021-11-12 23:24:04,581 INFO L226 Difference]: Without dead ends: 3711 [2021-11-12 23:24:04,582 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:24:04,583 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 0 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 266.75ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.04ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 321.69ms IncrementalHoareTripleChecker+Time [2021-11-12 23:24:04,584 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 18 Invalid, 265 Unknown, 0 Unchecked, 3.04ms Time], IncrementalHoareTripleChecker [0 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 321.69ms Time] [2021-11-12 23:24:04,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3711 states. [2021-11-12 23:24:04,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3711 to 3711. [2021-11-12 23:24:04,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3711 states, 3478 states have (on average 2.378665899942496) internal successors, (8273), 3710 states have internal predecessors, (8273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:04,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 3711 states and 8273 transitions. [2021-11-12 23:24:04,738 INFO L78 Accepts]: Start accepts. Automaton has 3711 states and 8273 transitions. Word has length 5 [2021-11-12 23:24:04,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:24:04,738 INFO L470 AbstractCegarLoop]: Abstraction has 3711 states and 8273 transitions. [2021-11-12 23:24:04,738 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:04,739 INFO L276 IsEmpty]: Start isEmpty. Operand 3711 states and 8273 transitions. [2021-11-12 23:24:04,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-12 23:24:04,739 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:24:04,739 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-12 23:24:04,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-12 23:24:04,740 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:24:04,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:24:04,741 INFO L85 PathProgramCache]: Analyzing trace with hash -839260222, now seen corresponding path program 1 times [2021-11-12 23:24:04,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:24:04,741 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354653807] [2021-11-12 23:24:04,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:24:04,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:24:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:24:04,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:24:04,879 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:24:04,879 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354653807] [2021-11-12 23:24:04,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354653807] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:24:04,880 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [817305166] [2021-11-12 23:24:04,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:24:04,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:24:04,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:24:04,892 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:24:04,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-12 23:24:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:24:05,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:24:05,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:24:05,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-12 23:24:05,099 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:24:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-12 23:24:05,121 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [817305166] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:24:05,121 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:24:05,121 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [3] total 5 [2021-11-12 23:24:05,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380293308] [2021-11-12 23:24:05,122 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:24:05,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:24:05,123 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:24:05,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:24:05,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:24:05,124 INFO L87 Difference]: Start difference. First operand 3711 states and 8273 transitions. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:05,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:24:05,533 INFO L93 Difference]: Finished difference Result 3658 states and 8211 transitions. [2021-11-12 23:24:05,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:24:05,533 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-12 23:24:05,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:24:05,567 INFO L225 Difference]: With dead ends: 3658 [2021-11-12 23:24:05,567 INFO L226 Difference]: Without dead ends: 3658 [2021-11-12 23:24:05,567 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:24:05,576 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 67 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 293.70ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.09ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 356.66ms IncrementalHoareTripleChecker+Time [2021-11-12 23:24:05,581 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 17 Invalid, 264 Unknown, 0 Unchecked, 3.09ms Time], IncrementalHoareTripleChecker [1 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 356.66ms Time] [2021-11-12 23:24:05,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3658 states. [2021-11-12 23:24:05,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3658 to 3658. [2021-11-12 23:24:05,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3658 states, 3437 states have (on average 2.389002036659878) internal successors, (8211), 3657 states have internal predecessors, (8211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:05,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 3658 states and 8211 transitions. [2021-11-12 23:24:05,786 INFO L78 Accepts]: Start accepts. Automaton has 3658 states and 8211 transitions. Word has length 6 [2021-11-12 23:24:05,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:24:05,786 INFO L470 AbstractCegarLoop]: Abstraction has 3658 states and 8211 transitions. [2021-11-12 23:24:05,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:05,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3658 states and 8211 transitions. [2021-11-12 23:24:05,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-12 23:24:05,789 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:24:05,789 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:24:05,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:24:06,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:24:06,016 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting worker_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:24:06,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:24:06,017 INFO L85 PathProgramCache]: Analyzing trace with hash 688519634, now seen corresponding path program 1 times [2021-11-12 23:24:06,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:24:06,017 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773880108] [2021-11-12 23:24:06,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:24:06,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:24:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:24:06,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:24:06,121 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:24:06,121 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773880108] [2021-11-12 23:24:06,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773880108] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:24:06,122 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [945720270] [2021-11-12 23:24:06,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:24:06,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:24:06,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:24:06,123 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:24:06,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-12 23:24:06,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:24:06,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-12 23:24:06,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:24:06,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:24:06,280 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:24:06,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:24:06,305 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [945720270] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:24:06,305 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [969824512] [2021-11-12 23:24:06,314 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-12 23:24:06,317 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:24:06,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 4 [2021-11-12 23:24:06,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725915908] [2021-11-12 23:24:06,320 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:24:06,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:24:06,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:24:06,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:24:06,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:24:06,322 INFO L87 Difference]: Start difference. First operand 3658 states and 8211 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:06,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:24:06,969 INFO L93 Difference]: Finished difference Result 3659 states and 8212 transitions. [2021-11-12 23:24:06,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:24:06,970 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-12 23:24:06,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:24:07,006 INFO L225 Difference]: With dead ends: 3659 [2021-11-12 23:24:07,006 INFO L226 Difference]: Without dead ends: 3659 [2021-11-12 23:24:07,009 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:24:07,015 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 0 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 516.35ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.74ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 600.36ms IncrementalHoareTripleChecker+Time [2021-11-12 23:24:07,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 36 Invalid, 530 Unknown, 0 Unchecked, 2.74ms Time], IncrementalHoareTripleChecker [1 Valid, 529 Invalid, 0 Unknown, 0 Unchecked, 600.36ms Time] [2021-11-12 23:24:07,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3659 states. [2021-11-12 23:24:07,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3659 to 3659. [2021-11-12 23:24:07,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3659 states, 3438 states have (on average 2.3885980221058754) internal successors, (8212), 3658 states have internal predecessors, (8212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:07,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 3659 states and 8212 transitions. [2021-11-12 23:24:07,307 INFO L78 Accepts]: Start accepts. Automaton has 3659 states and 8212 transitions. Word has length 8 [2021-11-12 23:24:07,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:24:07,307 INFO L470 AbstractCegarLoop]: Abstraction has 3659 states and 8212 transitions. [2021-11-12 23:24:07,308 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:07,308 INFO L276 IsEmpty]: Start isEmpty. Operand 3659 states and 8212 transitions. [2021-11-12 23:24:07,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-12 23:24:07,309 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:24:07,309 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:24:07,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-12 23:24:07,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:24:07,536 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting worker_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:24:07,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:24:07,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1565915312, now seen corresponding path program 2 times [2021-11-12 23:24:07,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:24:07,537 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550511232] [2021-11-12 23:24:07,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:24:07,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:24:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:24:08,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:24:08,222 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:24:08,223 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550511232] [2021-11-12 23:24:08,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550511232] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:24:08,223 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:24:08,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-12 23:24:08,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218729523] [2021-11-12 23:24:08,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:24:08,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 23:24:08,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:24:08,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 23:24:08,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:24:08,225 INFO L87 Difference]: Start difference. First operand 3659 states and 8212 transitions. Second operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:08,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:24:08,970 INFO L93 Difference]: Finished difference Result 3704 states and 8305 transitions. [2021-11-12 23:24:08,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:24:08,971 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-12 23:24:08,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:24:09,003 INFO L225 Difference]: With dead ends: 3704 [2021-11-12 23:24:09,004 INFO L226 Difference]: Without dead ends: 3704 [2021-11-12 23:24:09,004 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:24:09,005 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 69 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 565.39ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.15ms SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 656.01ms IncrementalHoareTripleChecker+Time [2021-11-12 23:24:09,005 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [69 Valid, 12 Invalid, 585 Unknown, 0 Unchecked, 3.15ms Time], IncrementalHoareTripleChecker [16 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 656.01ms Time] [2021-11-12 23:24:09,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3704 states. [2021-11-12 23:24:09,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3704 to 3674. [2021-11-12 23:24:09,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3674 states, 3453 states have (on average 2.38719953663481) internal successors, (8243), 3673 states have internal predecessors, (8243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:09,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 3674 states and 8243 transitions. [2021-11-12 23:24:09,168 INFO L78 Accepts]: Start accepts. Automaton has 3674 states and 8243 transitions. Word has length 9 [2021-11-12 23:24:09,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:24:09,169 INFO L470 AbstractCegarLoop]: Abstraction has 3674 states and 8243 transitions. [2021-11-12 23:24:09,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:09,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3674 states and 8243 transitions. [2021-11-12 23:24:09,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-12 23:24:09,170 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:24:09,170 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1] [2021-11-12 23:24:09,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-12 23:24:09,171 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:24:09,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:24:09,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1565766184, now seen corresponding path program 1 times [2021-11-12 23:24:09,172 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:24:09,172 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257648114] [2021-11-12 23:24:09,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:24:09,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:24:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:24:09,222 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:24:09,223 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:24:09,223 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257648114] [2021-11-12 23:24:09,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257648114] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:24:09,223 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [429568134] [2021-11-12 23:24:09,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:24:09,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:24:09,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:24:09,232 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:24:09,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-12 23:24:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:24:09,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-12 23:24:09,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:24:09,385 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:24:09,385 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:24:09,410 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:24:09,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [429568134] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:24:09,411 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:24:09,411 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [4] total 5 [2021-11-12 23:24:09,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440872456] [2021-11-12 23:24:09,412 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:24:09,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:24:09,413 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:24:09,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:24:09,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:24:09,414 INFO L87 Difference]: Start difference. First operand 3674 states and 8243 transitions. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:09,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:24:09,845 INFO L93 Difference]: Finished difference Result 3558 states and 7997 transitions. [2021-11-12 23:24:09,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:24:09,846 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-12 23:24:09,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:24:09,865 INFO L225 Difference]: With dead ends: 3558 [2021-11-12 23:24:09,865 INFO L226 Difference]: Without dead ends: 3558 [2021-11-12 23:24:09,865 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:24:09,866 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 199 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 348.51ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.30ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 400.53ms IncrementalHoareTripleChecker+Time [2021-11-12 23:24:09,867 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [199 Valid, 14 Invalid, 263 Unknown, 0 Unchecked, 2.30ms Time], IncrementalHoareTripleChecker [1 Valid, 262 Invalid, 0 Unknown, 0 Unchecked, 400.53ms Time] [2021-11-12 23:24:09,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3558 states. [2021-11-12 23:24:09,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3558 to 3558. [2021-11-12 23:24:10,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3558 states, 3350 states have (on average 2.3871641791044778) internal successors, (7997), 3557 states have internal predecessors, (7997), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:10,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 3558 states and 7997 transitions. [2021-11-12 23:24:10,020 INFO L78 Accepts]: Start accepts. Automaton has 3558 states and 7997 transitions. Word has length 9 [2021-11-12 23:24:10,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:24:10,021 INFO L470 AbstractCegarLoop]: Abstraction has 3558 states and 7997 transitions. [2021-11-12 23:24:10,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:10,021 INFO L276 IsEmpty]: Start isEmpty. Operand 3558 states and 7997 transitions. [2021-11-12 23:24:10,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-12 23:24:10,022 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:24:10,022 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:24:10,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-12 23:24:10,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:24:10,236 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting worker_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:24:10,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:24:10,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1298727739, now seen corresponding path program 1 times [2021-11-12 23:24:10,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:24:10,237 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246737926] [2021-11-12 23:24:10,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:24:10,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:24:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:24:10,622 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:24:10,622 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:24:10,622 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246737926] [2021-11-12 23:24:10,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246737926] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:24:10,623 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:24:10,623 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-12 23:24:10,623 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089560466] [2021-11-12 23:24:10,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:24:10,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 23:24:10,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:24:10,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 23:24:10,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:24:10,626 INFO L87 Difference]: Start difference. First operand 3558 states and 7997 transitions. Second operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:11,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:24:11,482 INFO L93 Difference]: Finished difference Result 3571 states and 8024 transitions. [2021-11-12 23:24:11,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:24:11,482 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-12 23:24:11,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:24:11,498 INFO L225 Difference]: With dead ends: 3571 [2021-11-12 23:24:11,498 INFO L226 Difference]: Without dead ends: 3571 [2021-11-12 23:24:11,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:24:11,500 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 62 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 703 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 595.83ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.01ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 704.25ms IncrementalHoareTripleChecker+Time [2021-11-12 23:24:11,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 7 Invalid, 715 Unknown, 0 Unchecked, 3.01ms Time], IncrementalHoareTripleChecker [12 Valid, 703 Invalid, 0 Unknown, 0 Unchecked, 704.25ms Time] [2021-11-12 23:24:11,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3571 states. [2021-11-12 23:24:11,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3571 to 3571. [2021-11-12 23:24:11,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3571 states, 3363 states have (on average 2.3859649122807016) internal successors, (8024), 3570 states have internal predecessors, (8024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:11,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 3571 states and 8024 transitions. [2021-11-12 23:24:11,644 INFO L78 Accepts]: Start accepts. Automaton has 3571 states and 8024 transitions. Word has length 10 [2021-11-12 23:24:11,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:24:11,645 INFO L470 AbstractCegarLoop]: Abstraction has 3571 states and 8024 transitions. [2021-11-12 23:24:11,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:24:11,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3571 states and 8024 transitions. [2021-11-12 23:24:11,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-12 23:24:11,646 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:24:11,646 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:24:11,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-12 23:24:11,647 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:24:11,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:24:11,647 INFO L85 PathProgramCache]: Analyzing trace with hash -1293863617, now seen corresponding path program 1 times [2021-11-12 23:24:11,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:24:11,648 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684035210] [2021-11-12 23:24:11,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:24:11,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:24:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:24:12,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:24:12,021 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:24:12,021 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684035210] [2021-11-12 23:24:12,021 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684035210] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:24:12,021 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071345978] [2021-11-12 23:24:12,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:24:12,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:24:12,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:24:12,024 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:24:12,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-12 23:24:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:24:12,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-12 23:24:12,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:24:13,013 INFO L354 Elim1Store]: treesize reduction 1357, result has 5.7 percent of original size [2021-11-12 23:24:13,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 37 case distinctions, treesize of input 12015 treesize of output 11391 [2021-11-12 23:24:36,640 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:24:36,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:24:36,644 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:24:36,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 23:24:36,669 INFO L354 Elim1Store]: treesize reduction 128, result has 15.8 percent of original size [2021-11-12 23:24:36,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 46 [2021-11-12 23:24:36,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:24:36,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-12 23:24:36,999 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:24:37,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 261 [2021-11-12 23:24:37,088 INFO L354 Elim1Store]: treesize reduction 437, result has 9.0 percent of original size [2021-11-12 23:24:37,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 261 treesize of output 271 [2021-11-12 23:24:52,916 INFO L354 Elim1Store]: treesize reduction 400, result has 23.2 percent of original size [2021-11-12 23:24:52,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 1 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 65 case distinctions, treesize of input 329 treesize of output 425 [2021-11-12 23:24:53,100 INFO L354 Elim1Store]: treesize reduction 874, result has 5.9 percent of original size [2021-11-12 23:24:53,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 9 case distinctions, treesize of input 392 treesize of output 391 [2021-11-12 23:24:57,476 INFO L354 Elim1Store]: treesize reduction 476, result has 10.7 percent of original size [2021-11-12 23:24:57,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 128 treesize of output 142 [2021-11-12 23:25:00,405 INFO L354 Elim1Store]: treesize reduction 452, result has 11.2 percent of original size [2021-11-12 23:25:00,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 124 [2021-11-12 23:25:00,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:25:00,689 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:25:01,680 WARN L838 $PredicateComparison]: unable to prove that (forall ((|~#pre~0.offset| Int) (|v_ULTIMATE.start_worker_fn_~tid~0#1_534| Int)) (= (mod (select (select (store |c_#memory_int| |c_~#pre~0.base| (store (select |c_#memory_int| |c_~#pre~0.base|) (+ |~#pre~0.offset| |v_ULTIMATE.start_worker_fn_~tid~0#1_534|) 1)) |c_~#in~0.base|) |c_~#in~0.offset|) 256) 0)) is different from false [2021-11-12 23:25:04,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:25:04,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 566 [2021-11-12 23:25:04,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:25:04,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 654 [2021-11-12 23:25:07,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:25:07,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 934 [2021-11-12 23:25:07,021 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:25:07,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1022 [2021-11-12 23:25:14,319 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 1 times theorem prover too weak. 0 trivial. 1 not checked. [2021-11-12 23:25:14,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2071345978] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:25:14,320 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [591212991] [2021-11-12 23:25:14,320 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-12 23:25:14,321 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:25:14,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 17 [2021-11-12 23:25:14,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559337399] [2021-11-12 23:25:14,322 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:25:14,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-12 23:25:14,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:25:14,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-12 23:25:14,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=237, Unknown=8, NotChecked=32, Total=342 [2021-11-12 23:25:14,323 INFO L87 Difference]: Start difference. First operand 3571 states and 8024 transitions. Second operand has 19 states, 18 states have (on average 1.6111111111111112) internal successors, (29), 18 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:25:34,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:25:34,768 INFO L93 Difference]: Finished difference Result 3572 states and 8027 transitions. [2021-11-12 23:25:34,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-12 23:25:34,768 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.6111111111111112) internal successors, (29), 18 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-12 23:25:34,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:25:34,780 INFO L225 Difference]: With dead ends: 3572 [2021-11-12 23:25:34,781 INFO L226 Difference]: Without dead ends: 3572 [2021-11-12 23:25:34,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 1 IntricatePredicates, 1 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 38.5s TimeCoverageRelationStatistics Valid=94, Invalid=358, Unknown=14, NotChecked=40, Total=506 [2021-11-12 23:25:34,782 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 931.26ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 1053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.22ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 798 IncrementalHoareTripleChecker+Unchecked, 991.79ms IncrementalHoareTripleChecker+Time [2021-11-12 23:25:34,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 1053 Unknown, 0 Unchecked, 4.22ms Time], IncrementalHoareTripleChecker [1 Valid, 254 Invalid, 0 Unknown, 798 Unchecked, 991.79ms Time] [2021-11-12 23:25:34,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3572 states. [2021-11-12 23:25:34,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3572 to 3572. [2021-11-12 23:25:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3572 states, 3364 states have (on average 2.3861474435196195) internal successors, (8027), 3571 states have internal predecessors, (8027), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:25:34,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 3572 states and 8027 transitions. [2021-11-12 23:25:34,884 INFO L78 Accepts]: Start accepts. Automaton has 3572 states and 8027 transitions. Word has length 10 [2021-11-12 23:25:34,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:25:34,885 INFO L470 AbstractCegarLoop]: Abstraction has 3572 states and 8027 transitions. [2021-11-12 23:25:34,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.6111111111111112) internal successors, (29), 18 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:25:34,885 INFO L276 IsEmpty]: Start isEmpty. Operand 3572 states and 8027 transitions. [2021-11-12 23:25:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-12 23:25:34,887 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:25:34,887 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:25:34,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-12 23:25:35,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:25:35,100 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting worker_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:25:35,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:25:35,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1605851470, now seen corresponding path program 1 times [2021-11-12 23:25:35,100 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:25:35,101 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545777608] [2021-11-12 23:25:35,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:25:35,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:25:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:25:36,201 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:25:36,201 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:25:36,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545777608] [2021-11-12 23:25:36,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545777608] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:25:36,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1708315853] [2021-11-12 23:25:36,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:25:36,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:25:36,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:25:36,202 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:25:36,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-12 23:25:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:25:36,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-12 23:25:36,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:25:37,459 INFO L354 Elim1Store]: treesize reduction 1357, result has 5.7 percent of original size [2021-11-12 23:25:37,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 37 case distinctions, treesize of input 957 treesize of output 975 [2021-11-12 23:26:10,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:26:10,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-12 23:26:10,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:26:10,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:26:10,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:26:10,540 INFO L354 Elim1Store]: treesize reduction 128, result has 15.8 percent of original size [2021-11-12 23:26:10,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 68 [2021-11-12 23:26:11,061 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:26:11,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 272 [2021-11-12 23:26:11,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:26:11,219 INFO L354 Elim1Store]: treesize reduction 226, result has 13.7 percent of original size [2021-11-12 23:26:11,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 272 treesize of output 261 [2021-11-12 23:26:11,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:26:11,446 INFO L354 Elim1Store]: treesize reduction 439, result has 9.9 percent of original size [2021-11-12 23:26:11,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 249 treesize of output 261 [2021-11-12 23:26:35,200 INFO L354 Elim1Store]: treesize reduction 384, result has 24.0 percent of original size [2021-11-12 23:26:35,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 3 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 63 case distinctions, treesize of input 335 treesize of output 431 [2021-11-12 23:26:35,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:26:35,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:26:35,682 INFO L354 Elim1Store]: treesize reduction 977, result has 6.1 percent of original size [2021-11-12 23:26:35,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 398 treesize of output 403 [2021-11-12 23:26:39,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:26:39,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:26:40,135 INFO L354 Elim1Store]: treesize reduction 646, result has 9.9 percent of original size [2021-11-12 23:26:40,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 33 case distinctions, treesize of input 158 treesize of output 178 [2021-11-12 23:26:42,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:26:42,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:26:42,641 INFO L354 Elim1Store]: treesize reduction 614, result has 10.4 percent of original size [2021-11-12 23:26:42,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 4 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 33 case distinctions, treesize of input 140 treesize of output 160 [2021-11-12 23:26:44,796 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:26:44,796 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:26:47,899 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:26:47,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1638 [2021-11-12 23:26:47,917 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:26:47,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1950 [2021-11-12 23:26:51,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:26:51,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2742 [2021-11-12 23:26:51,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:26:51,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3054 [2021-11-12 23:26:59,663 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:26:59,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1708315853] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:26:59,663 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1089044753] [2021-11-12 23:26:59,664 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-12 23:26:59,664 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:26:59,664 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 8] total 21 [2021-11-12 23:26:59,664 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337190664] [2021-11-12 23:26:59,664 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:26:59,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-12 23:26:59,665 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:26:59,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-12 23:26:59,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=410, Unknown=7, NotChecked=0, Total=506 [2021-11-12 23:26:59,665 INFO L87 Difference]: Start difference. First operand 3572 states and 8027 transitions. Second operand has 23 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 22 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:27:07,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:27:07,793 INFO L93 Difference]: Finished difference Result 3695 states and 8168 transitions. [2021-11-12 23:27:07,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-12 23:27:07,794 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 22 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-12 23:27:07,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:27:07,807 INFO L225 Difference]: With dead ends: 3695 [2021-11-12 23:27:07,807 INFO L226 Difference]: Without dead ends: 3695 [2021-11-12 23:27:07,808 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 21.6s TimeCoverageRelationStatistics Valid=116, Invalid=526, Unknown=8, NotChecked=0, Total=650 [2021-11-12 23:27:07,809 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 124 mSDsluCounter, 803 mSDsCounter, 0 mSdLazyCounter, 1480 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4558.49ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 3109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 22.23ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1625 IncrementalHoareTripleChecker+Unchecked, 4870.26ms IncrementalHoareTripleChecker+Time [2021-11-12 23:27:07,809 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 8 Invalid, 3109 Unknown, 0 Unchecked, 22.23ms Time], IncrementalHoareTripleChecker [4 Valid, 1480 Invalid, 0 Unknown, 1625 Unchecked, 4870.26ms Time] [2021-11-12 23:27:07,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3695 states. [2021-11-12 23:27:07,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3695 to 3573. [2021-11-12 23:27:07,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3573 states, 3365 states have (on average 2.386329866270431) internal successors, (8030), 3572 states have internal predecessors, (8030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:27:07,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 3573 states and 8030 transitions. [2021-11-12 23:27:07,914 INFO L78 Accepts]: Start accepts. Automaton has 3573 states and 8030 transitions. Word has length 11 [2021-11-12 23:27:07,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:27:07,914 INFO L470 AbstractCegarLoop]: Abstraction has 3573 states and 8030 transitions. [2021-11-12 23:27:07,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 22 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:27:07,915 INFO L276 IsEmpty]: Start isEmpty. Operand 3573 states and 8030 transitions. [2021-11-12 23:27:07,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-12 23:27:07,915 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:27:07,916 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:27:07,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-12 23:27:08,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:27:08,132 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:27:08,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:27:08,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1603311825, now seen corresponding path program 1 times [2021-11-12 23:27:08,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:27:08,133 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429562841] [2021-11-12 23:27:08,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:27:08,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:27:08,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:27:09,017 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:27:09,017 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:27:09,017 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429562841] [2021-11-12 23:27:09,017 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429562841] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:27:09,018 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1323662129] [2021-11-12 23:27:09,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:27:09,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:27:09,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:27:09,019 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:27:09,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-12 23:27:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:27:09,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-12 23:27:09,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:27:10,206 INFO L354 Elim1Store]: treesize reduction 1357, result has 5.7 percent of original size [2021-11-12 23:27:10,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 37 case distinctions, treesize of input 1305 treesize of output 1319 [2021-11-12 23:27:46,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:27:46,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:27:46,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:27:46,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 23:27:46,665 INFO L354 Elim1Store]: treesize reduction 128, result has 15.8 percent of original size [2021-11-12 23:27:46,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 46 [2021-11-12 23:27:47,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:27:47,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-12 23:27:47,302 INFO L354 Elim1Store]: treesize reduction 251, result has 11.0 percent of original size [2021-11-12 23:27:47,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 278 treesize of output 263 [2021-11-12 23:27:47,396 INFO L354 Elim1Store]: treesize reduction 92, result has 17.9 percent of original size [2021-11-12 23:27:47,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 246 treesize of output 248 [2021-11-12 23:28:12,593 INFO L354 Elim1Store]: treesize reduction 400, result has 23.2 percent of original size [2021-11-12 23:28:12,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 1 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 65 case distinctions, treesize of input 329 treesize of output 425 [2021-11-12 23:28:13,169 INFO L354 Elim1Store]: treesize reduction 874, result has 5.9 percent of original size [2021-11-12 23:28:13,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 9 case distinctions, treesize of input 392 treesize of output 391 [2021-11-12 23:28:17,470 INFO L354 Elim1Store]: treesize reduction 476, result has 10.7 percent of original size [2021-11-12 23:28:17,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 128 treesize of output 142 [2021-11-12 23:28:21,883 INFO L354 Elim1Store]: treesize reduction 452, result has 11.2 percent of original size [2021-11-12 23:28:21,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 124 [2021-11-12 23:28:22,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:28:22,488 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:28:24,561 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_worker_fn_~tid~0#1_536| Int) (|~#pre~0.offset| Int)) (= (mod (select (select (store |c_#memory_int| |c_~#pre~0.base| (store (select |c_#memory_int| |c_~#pre~0.base|) (+ |~#pre~0.offset| |v_ULTIMATE.start_worker_fn_~tid~0#1_536|) 1)) |c_~#in~0.base|) |c_~#in~0.offset|) 256) 0)) is different from false [2021-11-12 23:28:26,636 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_worker_fn_~tid~0#1_536| Int) (|ULTIMATE.start_main_~#worker~0#1.offset| Int) (|~#pre~0.offset| Int) (|v_ULTIMATE.start_main_#t~pre37#1_55| Int) (|ULTIMATE.start_main_~i~5#1| Int)) (= (mod (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#worker~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#worker~0#1.base|) (+ |ULTIMATE.start_main_~#worker~0#1.offset| (* |ULTIMATE.start_main_~i~5#1| 4)) |v_ULTIMATE.start_main_#t~pre37#1_55|)))) (store .cse0 |c_~#pre~0.base| (store (select .cse0 |c_~#pre~0.base|) (+ |~#pre~0.offset| |v_ULTIMATE.start_worker_fn_~tid~0#1_536|) 1))) |c_~#in~0.base|) |c_~#in~0.offset|) 256) 0)) is different from false [2021-11-12 23:28:26,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:28:26,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 566 [2021-11-12 23:28:26,801 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:28:26,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 654 [2021-11-12 23:28:29,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:28:29,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 934 [2021-11-12 23:28:29,404 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:28:29,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1022 [2021-11-12 23:28:36,675 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 1 times theorem prover too weak. 0 trivial. 1 not checked. [2021-11-12 23:28:36,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1323662129] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:28:36,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [660372685] [2021-11-12 23:28:36,676 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-12 23:28:36,676 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:28:36,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 17 [2021-11-12 23:28:36,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738805301] [2021-11-12 23:28:36,677 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:28:36,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-12 23:28:36,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:28:36,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-12 23:28:36,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=208, Unknown=9, NotChecked=62, Total=342 [2021-11-12 23:28:36,678 INFO L87 Difference]: Start difference. First operand 3573 states and 8030 transitions. Second operand has 19 states, 18 states have (on average 1.7777777777777777) internal successors, (32), 18 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:28:57,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:28:57,534 INFO L93 Difference]: Finished difference Result 3574 states and 8033 transitions. [2021-11-12 23:28:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-12 23:28:57,535 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.7777777777777777) internal successors, (32), 18 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-12 23:28:57,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:28:57,550 INFO L225 Difference]: With dead ends: 3574 [2021-11-12 23:28:57,550 INFO L226 Difference]: Without dead ends: 3574 [2021-11-12 23:28:57,551 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 2 IntricatePredicates, 1 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 40.0s TimeCoverageRelationStatistics Valid=91, Invalid=322, Unknown=15, NotChecked=78, Total=506 [2021-11-12 23:28:57,552 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 382 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1105.47ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.10ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 405 IncrementalHoareTripleChecker+Unchecked, 1178.90ms IncrementalHoareTripleChecker+Time [2021-11-12 23:28:57,552 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 788 Unknown, 0 Unchecked, 2.10ms Time], IncrementalHoareTripleChecker [1 Valid, 382 Invalid, 0 Unknown, 405 Unchecked, 1178.90ms Time] [2021-11-12 23:28:57,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3574 states. [2021-11-12 23:28:57,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3574 to 3574. [2021-11-12 23:28:57,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3574 states, 3366 states have (on average 2.3865121806298277) internal successors, (8033), 3573 states have internal predecessors, (8033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:28:57,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 3574 states and 8033 transitions. [2021-11-12 23:28:57,646 INFO L78 Accepts]: Start accepts. Automaton has 3574 states and 8033 transitions. Word has length 11 [2021-11-12 23:28:57,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:28:57,646 INFO L470 AbstractCegarLoop]: Abstraction has 3574 states and 8033 transitions. [2021-11-12 23:28:57,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.7777777777777777) internal successors, (32), 18 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:28:57,647 INFO L276 IsEmpty]: Start isEmpty. Operand 3574 states and 8033 transitions. [2021-11-12 23:28:57,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-12 23:28:57,648 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:28:57,648 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:28:57,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-12 23:28:57,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:28:57,864 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:28:57,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:28:57,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1455068895, now seen corresponding path program 2 times [2021-11-12 23:28:57,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:28:57,864 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626874992] [2021-11-12 23:28:57,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:28:57,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:28:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:28:58,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:28:58,557 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:28:58,557 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626874992] [2021-11-12 23:28:58,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626874992] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:28:58,557 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [126574075] [2021-11-12 23:28:58,558 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:28:58,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:28:58,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:28:58,559 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:28:58,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-12 23:28:58,730 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-12 23:28:58,731 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:28:58,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-12 23:28:58,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:28:59,897 INFO L354 Elim1Store]: treesize reduction 1357, result has 5.7 percent of original size [2021-11-12 23:28:59,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 37 case distinctions, treesize of input 5466 treesize of output 5442 [2021-11-12 23:29:22,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:29:22,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:29:22,744 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:29:22,745 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 23:29:22,819 INFO L354 Elim1Store]: treesize reduction 128, result has 15.8 percent of original size [2021-11-12 23:29:22,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 46 [2021-11-12 23:29:37,903 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:29:37,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 277 [2021-11-12 23:29:37,922 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:29:37,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 261 [2021-11-12 23:29:38,118 INFO L354 Elim1Store]: treesize reduction 437, result has 9.0 percent of original size [2021-11-12 23:29:38,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 261 treesize of output 271 [2021-11-12 23:30:04,066 INFO L354 Elim1Store]: treesize reduction 400, result has 23.2 percent of original size [2021-11-12 23:30:04,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 1 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 65 case distinctions, treesize of input 329 treesize of output 425 [2021-11-12 23:30:04,479 INFO L354 Elim1Store]: treesize reduction 874, result has 5.9 percent of original size [2021-11-12 23:30:04,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 9 case distinctions, treesize of input 392 treesize of output 391 [2021-11-12 23:30:11,713 INFO L354 Elim1Store]: treesize reduction 476, result has 10.7 percent of original size [2021-11-12 23:30:11,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 128 treesize of output 142 [2021-11-12 23:30:15,794 INFO L354 Elim1Store]: treesize reduction 452, result has 11.2 percent of original size [2021-11-12 23:30:15,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 124 [2021-11-12 23:30:16,759 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:30:16,759 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:30:18,833 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_worker_fn_~tid~0#1_538| Int) (|~#pre~0.offset| Int)) (= (mod (select (select (store |c_#memory_int| |c_~#pre~0.base| (store (select |c_#memory_int| |c_~#pre~0.base|) (+ |~#pre~0.offset| |v_ULTIMATE.start_worker_fn_~tid~0#1_538|) 1)) |c_~#in~0.base|) |c_~#in~0.offset|) 256) 0)) is different from false [2021-11-12 23:30:21,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:30:21,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 566 [2021-11-12 23:30:21,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:30:21,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 654 [2021-11-12 23:30:23,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:30:23,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 934 [2021-11-12 23:30:23,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:30:23,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1022 [2021-11-12 23:30:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 1 times theorem prover too weak. 0 trivial. 1 not checked. [2021-11-12 23:30:31,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [126574075] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:30:31,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [176221235] [2021-11-12 23:30:31,187 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-12 23:30:31,187 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:30:31,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 17 [2021-11-12 23:30:31,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387633186] [2021-11-12 23:30:31,187 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:30:31,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-12 23:30:31,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:30:31,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-12 23:30:31,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=236, Unknown=9, NotChecked=32, Total=342 [2021-11-12 23:30:31,189 INFO L87 Difference]: Start difference. First operand 3574 states and 8033 transitions. Second operand has 19 states, 18 states have (on average 1.7777777777777777) internal successors, (32), 18 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:30:48,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:30:48,247 INFO L93 Difference]: Finished difference Result 3575 states and 8036 transitions. [2021-11-12 23:30:48,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-12 23:30:48,247 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.7777777777777777) internal successors, (32), 18 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-12 23:30:48,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:30:48,261 INFO L225 Difference]: With dead ends: 3575 [2021-11-12 23:30:48,261 INFO L226 Difference]: Without dead ends: 3575 [2021-11-12 23:30:48,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 1 IntricatePredicates, 1 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 36.6s TimeCoverageRelationStatistics Valid=94, Invalid=358, Unknown=14, NotChecked=40, Total=506 [2021-11-12 23:30:48,263 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 386 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1041.12ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 1057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.08ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 670 IncrementalHoareTripleChecker+Unchecked, 1127.32ms IncrementalHoareTripleChecker+Time [2021-11-12 23:30:48,263 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 1057 Unknown, 0 Unchecked, 2.08ms Time], IncrementalHoareTripleChecker [1 Valid, 386 Invalid, 0 Unknown, 670 Unchecked, 1127.32ms Time] [2021-11-12 23:30:48,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3575 states. [2021-11-12 23:30:48,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3575 to 3574. [2021-11-12 23:30:48,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3574 states, 3366 states have (on average 2.3865121806298277) internal successors, (8033), 3573 states have internal predecessors, (8033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:30:48,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 3574 states and 8033 transitions. [2021-11-12 23:30:48,354 INFO L78 Accepts]: Start accepts. Automaton has 3574 states and 8033 transitions. Word has length 11 [2021-11-12 23:30:48,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:30:48,354 INFO L470 AbstractCegarLoop]: Abstraction has 3574 states and 8033 transitions. [2021-11-12 23:30:48,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.7777777777777777) internal successors, (32), 18 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:30:48,355 INFO L276 IsEmpty]: Start isEmpty. Operand 3574 states and 8033 transitions. [2021-11-12 23:30:48,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-12 23:30:48,355 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:30:48,356 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:30:48,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-12 23:30:48,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-12 23:30:48,572 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:30:48,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:30:48,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1455064579, now seen corresponding path program 1 times [2021-11-12 23:30:48,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:30:48,572 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047749456] [2021-11-12 23:30:48,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:30:48,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:30:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:30:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:30:49,254 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:30:49,254 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047749456] [2021-11-12 23:30:49,254 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047749456] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:30:49,254 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1148813268] [2021-11-12 23:30:49,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:30:49,255 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:30:49,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:30:49,256 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:30:49,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-12 23:30:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:30:49,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-12 23:30:49,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:30:50,588 INFO L354 Elim1Store]: treesize reduction 1357, result has 5.7 percent of original size [2021-11-12 23:30:50,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 37 case distinctions, treesize of input 6291 treesize of output 6023 [2021-11-12 23:31:19,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:31:19,004 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-12 23:31:19,044 INFO L354 Elim1Store]: treesize reduction 48, result has 18.6 percent of original size [2021-11-12 23:31:19,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 12 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 48 [2021-11-12 23:31:19,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 12 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-12 23:31:19,722 INFO L354 Elim1Store]: treesize reduction 161, result has 14.4 percent of original size [2021-11-12 23:31:19,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 280 treesize of output 266 [2021-11-12 23:31:19,838 INFO L354 Elim1Store]: treesize reduction 170, result has 13.7 percent of original size [2021-11-12 23:31:19,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 257 treesize of output 241 [2021-11-12 23:31:19,957 INFO L354 Elim1Store]: treesize reduction 143, result has 15.9 percent of original size [2021-11-12 23:31:19,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 232 treesize of output 237 [2021-11-12 23:31:43,109 INFO L354 Elim1Store]: treesize reduction 384, result has 24.0 percent of original size [2021-11-12 23:31:43,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 3 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 63 case distinctions, treesize of input 328 treesize of output 424 [2021-11-12 23:31:43,697 INFO L354 Elim1Store]: treesize reduction 1059, result has 5.5 percent of original size [2021-11-12 23:31:43,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 12 case distinctions, treesize of input 391 treesize of output 393 [2021-11-12 23:31:48,509 INFO L354 Elim1Store]: treesize reduction 582, result has 9.9 percent of original size [2021-11-12 23:31:48,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 151 treesize of output 168 [2021-11-12 23:31:53,118 INFO L354 Elim1Store]: treesize reduction 554, result has 10.4 percent of original size [2021-11-12 23:31:53,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 133 treesize of output 150 [2021-11-12 23:31:56,676 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:31:56,676 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:32:01,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:32:01,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1101 [2021-11-12 23:32:01,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:32:01,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1301 [2021-11-12 23:32:04,283 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:32:04,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1837 [2021-11-12 23:32:04,296 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:32:04,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2037 [2021-11-12 23:32:12,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:32:12,401 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1148813268] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:32:12,401 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [801507782] [2021-11-12 23:32:12,402 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-12 23:32:12,403 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:32:12,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 19 [2021-11-12 23:32:12,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568198738] [2021-11-12 23:32:12,404 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:32:12,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-12 23:32:12,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:32:12,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-12 23:32:12,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=326, Unknown=10, NotChecked=0, Total=420 [2021-11-12 23:32:12,405 INFO L87 Difference]: Start difference. First operand 3574 states and 8033 transitions. Second operand has 21 states, 20 states have (on average 1.6) internal successors, (32), 20 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:32:19,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:32:19,538 INFO L93 Difference]: Finished difference Result 3633 states and 8100 transitions. [2021-11-12 23:32:19,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-12 23:32:19,538 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 1.6) internal successors, (32), 20 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-12 23:32:19,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:32:19,551 INFO L225 Difference]: With dead ends: 3633 [2021-11-12 23:32:19,551 INFO L226 Difference]: Without dead ends: 3633 [2021-11-12 23:32:19,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 28.4s TimeCoverageRelationStatistics Valid=110, Invalid=430, Unknown=12, NotChecked=0, Total=552 [2021-11-12 23:32:19,553 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 54 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 626 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2034.23ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.17ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 143 IncrementalHoareTripleChecker+Unchecked, 2171.93ms IncrementalHoareTripleChecker+Time [2021-11-12 23:32:19,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 8 Invalid, 770 Unknown, 0 Unchecked, 3.17ms Time], IncrementalHoareTripleChecker [1 Valid, 626 Invalid, 0 Unknown, 143 Unchecked, 2171.93ms Time] [2021-11-12 23:32:19,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3633 states. [2021-11-12 23:32:19,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3633 to 3575. [2021-11-12 23:32:19,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3575 states, 3367 states have (on average 2.386397386397386) internal successors, (8035), 3574 states have internal predecessors, (8035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:32:19,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 8035 transitions. [2021-11-12 23:32:19,645 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 8035 transitions. Word has length 11 [2021-11-12 23:32:19,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:32:19,645 INFO L470 AbstractCegarLoop]: Abstraction has 3575 states and 8035 transitions. [2021-11-12 23:32:19,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 1.6) internal successors, (32), 20 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:32:19,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 8035 transitions. [2021-11-12 23:32:19,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-12 23:32:19,646 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:32:19,646 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:32:19,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-12 23:32:19,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-11-12 23:32:19,872 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting worker_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:32:19,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:32:19,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1758218659, now seen corresponding path program 1 times [2021-11-12 23:32:19,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:32:19,873 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791847185] [2021-11-12 23:32:19,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:32:19,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:32:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:32:20,530 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:32:20,530 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:32:20,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791847185] [2021-11-12 23:32:20,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791847185] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:32:20,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2086140779] [2021-11-12 23:32:20,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:32:20,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:32:20,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:32:20,532 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:32:20,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-12 23:32:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:32:20,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-12 23:32:20,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:32:21,638 INFO L354 Elim1Store]: treesize reduction 1357, result has 5.7 percent of original size [2021-11-12 23:32:21,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 37 case distinctions, treesize of input 994 treesize of output 996 [2021-11-12 23:32:59,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:32:59,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-11-12 23:32:59,100 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:32:59,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 23:32:59,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:32:59,178 INFO L354 Elim1Store]: treesize reduction 128, result has 15.8 percent of original size [2021-11-12 23:32:59,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 58 [2021-11-12 23:32:59,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:32:59,721 INFO L354 Elim1Store]: treesize reduction 169, result has 14.6 percent of original size [2021-11-12 23:32:59,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 303 treesize of output 289 [2021-11-12 23:32:59,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:32:59,841 INFO L354 Elim1Store]: treesize reduction 178, result has 14.0 percent of original size [2021-11-12 23:32:59,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 280 treesize of output 264 [2021-11-12 23:32:59,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:32:59,961 INFO L354 Elim1Store]: treesize reduction 151, result has 16.1 percent of original size [2021-11-12 23:32:59,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 255 treesize of output 260 [2021-11-12 23:33:25,089 INFO L354 Elim1Store]: treesize reduction 400, result has 23.2 percent of original size [2021-11-12 23:33:25,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 1 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 65 case distinctions, treesize of input 338 treesize of output 434 [2021-11-12 23:33:25,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:33:25,633 INFO L354 Elim1Store]: treesize reduction 1099, result has 5.5 percent of original size [2021-11-12 23:33:25,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 12 case distinctions, treesize of input 401 treesize of output 403 [2021-11-12 23:33:30,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:33:30,409 INFO L354 Elim1Store]: treesize reduction 504, result has 10.2 percent of original size [2021-11-12 23:33:30,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 2 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 26 case distinctions, treesize of input 133 treesize of output 150 [2021-11-12 23:33:32,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:33:32,444 INFO L354 Elim1Store]: treesize reduction 570, result has 10.4 percent of original size [2021-11-12 23:33:32,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 119 treesize of output 136 [2021-11-12 23:33:34,704 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:33:34,705 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:33:37,274 WARN L838 $PredicateComparison]: unable to prove that (forall ((|~#pre~0.offset| Int) (|v_ULTIMATE.start_main_#t~pre37#1_60| Int) (|v_worker_fnThread1of1ForFork0_~tid~0#1_576| Int)) (let ((.cse0 (select (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#worker~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#worker~0#1.base|) (+ |c_ULTIMATE.start_main_~#worker~0#1.offset| (* |c_ULTIMATE.start_main_~i~5#1| 4)) |v_ULTIMATE.start_main_#t~pre37#1_60|)))) (store .cse1 |c_~#pre~0.base| (store (select .cse1 |c_~#pre~0.base|) (+ |~#pre~0.offset| |v_worker_fnThread1of1ForFork0_~tid~0#1_576|) 1))) |c_~#post~0.base|))) (or (= (mod (select .cse0 (+ |c_~#post~0.offset| 1)) 256) 0) (< 0 (mod (select .cse0 |c_~#post~0.offset|) 256))))) is different from false [2021-11-12 23:33:37,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:33:37,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1087 [2021-11-12 23:33:37,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:33:37,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1287 [2021-11-12 23:33:40,528 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:33:40,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1823 [2021-11-12 23:33:40,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:33:40,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2023 [2021-11-12 23:33:48,978 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:33:48,978 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2086140779] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:33:48,979 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [634956341] [2021-11-12 23:33:48,979 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-12 23:33:48,981 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:33:48,981 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 21 [2021-11-12 23:33:48,981 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741029499] [2021-11-12 23:33:48,981 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 23:33:48,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-12 23:33:48,982 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:33:48,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-12 23:33:48,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=381, Unknown=7, NotChecked=40, Total=506 [2021-11-12 23:33:48,983 INFO L87 Difference]: Start difference. First operand 3575 states and 8035 transitions. Second operand has 23 states, 22 states have (on average 1.5909090909090908) internal successors, (35), 22 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:34:07,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:34:07,010 INFO L93 Difference]: Finished difference Result 3637 states and 8106 transitions. [2021-11-12 23:34:07,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-12 23:34:07,011 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 1.5909090909090908) internal successors, (35), 22 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-12 23:34:07,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:34:07,023 INFO L225 Difference]: With dead ends: 3637 [2021-11-12 23:34:07,023 INFO L226 Difference]: Without dead ends: 3637 [2021-11-12 23:34:07,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 33.1s TimeCoverageRelationStatistics Valid=135, Invalid=614, Unknown=11, NotChecked=52, Total=812 [2021-11-12 23:34:07,025 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 62 mSDsluCounter, 529 mSDsCounter, 0 mSdLazyCounter, 928 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2786.43ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 2141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.76ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 928 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1211 IncrementalHoareTripleChecker+Unchecked, 2977.06ms IncrementalHoareTripleChecker+Time [2021-11-12 23:34:07,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 8 Invalid, 2141 Unknown, 0 Unchecked, 7.76ms Time], IncrementalHoareTripleChecker [2 Valid, 928 Invalid, 0 Unknown, 1211 Unchecked, 2977.06ms Time] [2021-11-12 23:34:07,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3637 states. [2021-11-12 23:34:07,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3637 to 3576. [2021-11-12 23:34:07,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3576 states, 3368 states have (on average 2.3862826603325415) internal successors, (8037), 3575 states have internal predecessors, (8037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:34:07,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3576 states and 8037 transitions. [2021-11-12 23:34:07,128 INFO L78 Accepts]: Start accepts. Automaton has 3576 states and 8037 transitions. Word has length 12 [2021-11-12 23:34:07,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:34:07,129 INFO L470 AbstractCegarLoop]: Abstraction has 3576 states and 8037 transitions. [2021-11-12 23:34:07,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 1.5909090909090908) internal successors, (35), 22 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:34:07,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 8037 transitions. [2021-11-12 23:34:07,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-12 23:34:07,136 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:34:07,136 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:34:07,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-12 23:34:07,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:34:07,352 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting worker_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 38 more)] === [2021-11-12 23:34:07,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:34:07,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1758218229, now seen corresponding path program 1 times [2021-11-12 23:34:07,352 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:34:07,353 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000990284] [2021-11-12 23:34:07,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:34:07,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:34:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:34:08,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:34:08,338 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:34:08,338 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000990284] [2021-11-12 23:34:08,338 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000990284] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 23:34:08,338 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [981683140] [2021-11-12 23:34:08,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:34:08,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:34:08,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:34:08,339 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:34:08,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbfd0a81-7f39-4010-a84f-a5677ab70598/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-12 23:34:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:34:08,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-12 23:34:08,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:34:09,607 INFO L354 Elim1Store]: treesize reduction 1357, result has 5.7 percent of original size [2021-11-12 23:34:09,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 37 case distinctions, treesize of input 3595 treesize of output 3489 [2021-11-12 23:34:43,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:34:43,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-12 23:34:43,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:34:43,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 23:34:43,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:34:43,826 INFO L354 Elim1Store]: treesize reduction 128, result has 15.8 percent of original size [2021-11-12 23:34:43,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 68 [2021-11-12 23:34:44,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:34:44,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 272 [2021-11-12 23:34:44,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:34:44,511 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 256 [2021-11-12 23:34:44,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:34:44,879 INFO L354 Elim1Store]: treesize reduction 765, result has 7.2 percent of original size [2021-11-12 23:34:44,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 256 treesize of output 272 [2021-11-12 23:35:10,560 INFO L354 Elim1Store]: treesize reduction 384, result has 24.0 percent of original size [2021-11-12 23:35:10,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 3 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 63 case distinctions, treesize of input 335 treesize of output 431 [2021-11-12 23:35:10,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:35:10,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:35:11,068 INFO L354 Elim1Store]: treesize reduction 977, result has 6.1 percent of original size [2021-11-12 23:35:11,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 398 treesize of output 403 [2021-11-12 23:35:18,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:35:18,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:35:19,238 INFO L354 Elim1Store]: treesize reduction 646, result has 9.9 percent of original size [2021-11-12 23:35:19,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 33 case distinctions, treesize of input 158 treesize of output 178 [2021-11-12 23:35:23,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:35:23,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:35:23,469 INFO L354 Elim1Store]: treesize reduction 614, result has 10.4 percent of original size [2021-11-12 23:35:23,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 4 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 33 case distinctions, treesize of input 140 treesize of output 160 [2021-11-12 23:35:26,538 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:35:26,538 INFO L328 TraceCheckSpWp]: Computing backward predicates...