./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V --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 16b049fb81e05ec2192b5dc6cabf7c8b89c1486d4e623332a0a01a89383c6c7d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:07:42,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:07:42,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:07:42,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:07:42,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:07:42,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:07:42,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:07:42,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:07:42,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:07:42,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:07:42,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:07:42,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:07:42,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:07:42,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:07:42,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:07:42,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:07:42,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:07:42,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:07:42,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:07:42,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:07:42,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:07:42,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:07:42,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:07:42,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:07:42,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:07:42,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:07:42,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:07:42,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:07:42,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:07:42,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:07:42,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:07:42,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:07:42,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:07:42,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:07:42,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:07:42,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:07:42,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:07:42,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:07:42,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:07:42,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:07:42,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:07:42,659 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 02:07:42,703 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:07:42,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:07:42,704 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:07:42,704 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:07:42,705 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:07:42,705 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:07:42,705 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:07:42,705 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:07:42,706 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:07:42,706 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:07:42,706 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:07:42,706 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:07:42,706 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:07:42,707 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:07:42,707 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:07:42,707 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:07:42,707 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:07:42,708 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:07:42,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:07:42,709 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:07:42,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:07:42,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:07:42,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:07:42,710 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:07:42,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:07:42,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:07:42,710 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:07:42,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:07:42,711 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:07:42,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:07:42,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:07:42,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:07:42,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:07:42,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:07:42,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:07:42,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:07:42,713 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:07:42,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:07:42,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:07:42,713 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:07:42,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:07:42,714 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_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16b049fb81e05ec2192b5dc6cabf7c8b89c1486d4e623332a0a01a89383c6c7d [2021-11-23 02:07:43,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:07:43,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:07:43,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:07:43,059 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:07:43,060 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:07:43,061 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i [2021-11-23 02:07:43,137 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/data/e5c73fddb/890e95ab8a0f4f9e8f6d15b58127c28e/FLAG9f7142063 [2021-11-23 02:07:43,719 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:07:43,720 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i [2021-11-23 02:07:43,747 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/data/e5c73fddb/890e95ab8a0f4f9e8f6d15b58127c28e/FLAG9f7142063 [2021-11-23 02:07:44,019 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/data/e5c73fddb/890e95ab8a0f4f9e8f6d15b58127c28e [2021-11-23 02:07:44,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:07:44,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:07:44,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:07:44,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:07:44,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:07:44,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:07:44" (1/1) ... [2021-11-23 02:07:44,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e37881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:44, skipping insertion in model container [2021-11-23 02:07:44,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:07:44" (1/1) ... [2021-11-23 02:07:44,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:07:44,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:07:44,281 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 02:07:44,539 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[30448,30461] [2021-11-23 02:07:44,551 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[30811,30824] [2021-11-23 02:07:44,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[31483,31496] [2021-11-23 02:07:44,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[31534,31547] [2021-11-23 02:07:44,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[31683,31696] [2021-11-23 02:07:44,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[31760,31773] [2021-11-23 02:07:44,580 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[31807,31820] [2021-11-23 02:07:44,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[31916,31929] [2021-11-23 02:07:44,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[32035,32048] [2021-11-23 02:07:44,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[32083,32096] [2021-11-23 02:07:44,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[32160,32173] [2021-11-23 02:07:44,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[32286,32299] [2021-11-23 02:07:44,613 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[32869,32882] [2021-11-23 02:07:44,618 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[32946,32959] [2021-11-23 02:07:44,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:07:44,633 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:07:44,644 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 02:07:44,664 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[30448,30461] [2021-11-23 02:07:44,667 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[30811,30824] [2021-11-23 02:07:44,672 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[31483,31496] [2021-11-23 02:07:44,673 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[31534,31547] [2021-11-23 02:07:44,675 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[31683,31696] [2021-11-23 02:07:44,676 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[31760,31773] [2021-11-23 02:07:44,677 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[31807,31820] [2021-11-23 02:07:44,678 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[31916,31929] [2021-11-23 02:07:44,680 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[32035,32048] [2021-11-23 02:07:44,681 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[32083,32096] [2021-11-23 02:07:44,682 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[32160,32173] [2021-11-23 02:07:44,684 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[32286,32299] [2021-11-23 02:07:44,690 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[32869,32882] [2021-11-23 02:07:44,691 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i[32946,32959] [2021-11-23 02:07:44,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:07:44,732 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:07:44,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:44 WrapperNode [2021-11-23 02:07:44,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:07:44,733 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:07:44,734 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:07:44,734 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:07:44,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:44" (1/1) ... [2021-11-23 02:07:44,761 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:44" (1/1) ... [2021-11-23 02:07:44,824 INFO L137 Inliner]: procedures = 174, calls = 70, calls flagged for inlining = 6, calls inlined = 8, statements flattened = 459 [2021-11-23 02:07:44,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:07:44,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:07:44,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:07:44,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:07:44,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:44" (1/1) ... [2021-11-23 02:07:44,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:44" (1/1) ... [2021-11-23 02:07:44,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:44" (1/1) ... [2021-11-23 02:07:44,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:44" (1/1) ... [2021-11-23 02:07:44,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:44" (1/1) ... [2021-11-23 02:07:44,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:44" (1/1) ... [2021-11-23 02:07:44,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:44" (1/1) ... [2021-11-23 02:07:44,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:07:44,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:07:44,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:07:44,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:07:44,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:44" (1/1) ... [2021-11-23 02:07:44,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:07:44,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:07:44,969 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:07:44,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:07:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:07:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 02:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure worker_fn [2021-11-23 02:07:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure worker_fn [2021-11-23 02:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:07:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:07:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:07:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:07:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:07:45,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:07:45,018 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 02:07:45,170 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:07:45,171 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:07:45,964 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:07:45,982 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:07:45,983 INFO L301 CfgBuilder]: Removed 16 assume(true) statements. [2021-11-23 02:07:45,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:07:45 BoogieIcfgContainer [2021-11-23 02:07:45,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:07:45,987 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:07:45,988 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:07:45,991 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:07:45,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:07:44" (1/3) ... [2021-11-23 02:07:45,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cc2760b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:07:45, skipping insertion in model container [2021-11-23 02:07:45,993 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:44" (2/3) ... [2021-11-23 02:07:45,993 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cc2760b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:07:45, skipping insertion in model container [2021-11-23 02:07:45,993 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:07:45" (3/3) ... [2021-11-23 02:07:45,995 INFO L111 eAbstractionObserver]: Analyzing ICFG one_time_barrier_2t.i [2021-11-23 02:07:46,001 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 02:07:46,001 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:07:46,001 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 27 error locations. [2021-11-23 02:07:46,002 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 02:07:46,087 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,088 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,088 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,088 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,088 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,088 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,089 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,089 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,089 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,089 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,090 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,090 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,090 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,090 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,090 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,091 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,091 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,091 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,091 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,091 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,092 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,092 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,092 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,092 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,092 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,093 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,093 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,093 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,093 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,094 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,094 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,094 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,094 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,095 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,095 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,097 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,097 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,097 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,098 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,098 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,099 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,099 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,099 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,099 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,100 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,100 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,101 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,102 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,103 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,103 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,104 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,104 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,105 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,105 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,105 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,106 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,106 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,107 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,107 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,107 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,108 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,108 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,108 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,109 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,109 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,109 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,109 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,109 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,110 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,110 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,110 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,110 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,110 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,111 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,111 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,111 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,111 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,112 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,112 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,112 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,113 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,113 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,113 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,114 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,114 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,114 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,114 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,114 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,115 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,115 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,115 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,115 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,116 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,116 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,116 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,116 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,117 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,117 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,117 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,117 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,117 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,118 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,118 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,118 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,118 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,118 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,119 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,119 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,119 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,119 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,119 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,120 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,120 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,120 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,120 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,120 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,121 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,121 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,122 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,122 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,124 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,124 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,124 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,124 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,124 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,125 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,125 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,125 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,125 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,125 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,126 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,126 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,126 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,126 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,126 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,127 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,127 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,127 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,127 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,127 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,128 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,128 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,128 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,128 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,128 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,129 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,129 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,129 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,129 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,129 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,130 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,130 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,130 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,130 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,130 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,131 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,131 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,131 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,131 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,131 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,132 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,132 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,132 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,132 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,132 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,133 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,133 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,133 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,133 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,133 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,134 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,134 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,134 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,134 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,135 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,138 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,138 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,139 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,139 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,139 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,139 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,140 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,140 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,140 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,144 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,144 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,144 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,144 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,144 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,144 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,145 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,145 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,145 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,145 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,145 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,145 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,145 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,146 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,146 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,146 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,147 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,148 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,148 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,148 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,148 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,148 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,149 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,149 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,149 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,149 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,149 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,150 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,150 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,150 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,150 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,150 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,151 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,151 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,151 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,151 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,165 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,165 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,165 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,165 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,165 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,166 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,166 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,166 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,166 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,166 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,167 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,167 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,167 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,167 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,167 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,168 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,168 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,168 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,168 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,169 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,170 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,170 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,170 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,170 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,170 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,171 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,171 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,171 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,171 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,171 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,172 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,172 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,172 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,172 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,172 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,173 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,174 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,174 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,175 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,175 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,175 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,175 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,175 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,176 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,176 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,176 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,176 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,176 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,177 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,177 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,177 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,177 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,177 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,177 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,178 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,178 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,178 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,178 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,178 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,179 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,179 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,180 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,180 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,180 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,180 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,180 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,181 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,181 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,181 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,181 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,181 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,182 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,182 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,182 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,182 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,182 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,183 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,183 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,183 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,183 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,183 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,184 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,186 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,187 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,187 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,187 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,187 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,187 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,187 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,188 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,188 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,188 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,190 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,190 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,190 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,191 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,191 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,191 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,191 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,191 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,191 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,192 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,192 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,192 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,192 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,192 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,192 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,193 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,193 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,193 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,193 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,193 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,193 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,194 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,194 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,194 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,194 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,194 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,194 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,195 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,195 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,195 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,195 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,195 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,195 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,195 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,196 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,196 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,196 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,196 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,196 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,196 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,197 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,197 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,197 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,197 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,197 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,197 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,197 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,198 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,198 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,198 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,198 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,198 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,198 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,199 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,199 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,199 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,199 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,199 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,199 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,200 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,200 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,200 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,200 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,200 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,200 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,201 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,201 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,201 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,201 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,201 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,201 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,202 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,202 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,202 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,202 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,202 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,203 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,203 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,204 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,204 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,204 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,204 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,204 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,204 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,205 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,205 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,205 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,205 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,205 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,205 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,206 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,206 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,206 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,206 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,206 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,206 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,207 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,207 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,207 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,207 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,207 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,207 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,208 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,208 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,208 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,208 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,208 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,209 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,209 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,209 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,209 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,209 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,209 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,210 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,210 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,210 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,210 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,210 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,210 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,211 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,211 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,211 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,211 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,211 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,212 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,212 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,217 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,218 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,219 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,219 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,220 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,220 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,220 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,220 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,220 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,220 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,221 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,221 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,221 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,221 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,221 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,222 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,222 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,222 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,222 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,222 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,222 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,222 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,223 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,223 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,223 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,223 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,223 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,224 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,224 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,224 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,224 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,224 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,224 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,224 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,225 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,225 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,225 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,225 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,225 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,225 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,226 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,226 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,226 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,226 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,226 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,226 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,227 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,227 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,227 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,227 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,227 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,227 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,228 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,228 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,228 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,228 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,228 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,228 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,229 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,229 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,229 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,229 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,229 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,229 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,230 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,230 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,230 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,230 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,230 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,230 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,230 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,231 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,231 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,231 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,231 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,231 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,232 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,232 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,232 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,232 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,232 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,232 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,232 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,233 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,233 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,233 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,233 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,233 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,234 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,234 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,234 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,234 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,234 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,234 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,235 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,235 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,235 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,235 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,235 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,235 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,236 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,236 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,236 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,236 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,236 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,236 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,237 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,237 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,237 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,237 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,237 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,237 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,238 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,238 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,238 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,238 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,238 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,239 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,239 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,239 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,239 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,239 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,239 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,240 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,240 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,240 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,240 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,240 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,241 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,241 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,241 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,241 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,241 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,242 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,242 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,242 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,242 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,242 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,243 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,243 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,243 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,243 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,243 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,243 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,244 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,244 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,244 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,244 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,244 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,245 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,245 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,245 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,245 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,245 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,246 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,246 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,246 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,246 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,246 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,246 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,246 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,247 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,247 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,247 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,247 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,247 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,247 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,248 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,248 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,248 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,248 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,248 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,248 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,248 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,249 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,249 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,249 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,249 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,249 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,249 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,253 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,253 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,253 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,253 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,254 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,254 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,254 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,254 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,254 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,254 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,255 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,255 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,255 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,255 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~pre8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,255 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,255 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,256 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,256 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,256 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,256 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,256 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,257 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,257 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,257 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,257 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,257 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,257 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,258 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,258 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~a~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,258 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,258 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,258 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,258 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,259 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,259 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,259 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#in~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,259 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,259 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,260 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,260 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,260 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,260 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,260 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~ret25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,260 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_~b#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,261 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~pre27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,261 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_barrier_wait_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,261 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_~sig~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,261 WARN L322 ript$VariableManager]: TermVariabe |worker_fnThread1of1ForFork0_#t~mem24#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:07:46,268 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-11-23 02:07:46,329 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:07:46,344 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 [2021-11-23 02:07:46,344 INFO L340 AbstractCegarLoop]: Starting to check reachability of 40 error locations. [2021-11-23 02:07:46,375 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-23 02:07:46,388 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 468 places, 527 transitions, 1062 flow [2021-11-23 02:07:46,391 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 468 places, 527 transitions, 1062 flow [2021-11-23 02:07:46,393 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 468 places, 527 transitions, 1062 flow [2021-11-23 02:07:46,739 INFO L129 PetriNetUnfolder]: 94/778 cut-off events. [2021-11-23 02:07:46,739 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-23 02:07:46,760 INFO L84 FinitePrefix]: Finished finitePrefix Result has 784 conditions, 778 events. 94/778 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 2643 event pairs, 0 based on Foata normal form. 0/640 useless extension candidates. Maximal degree in co-relation 460. Up to 4 conditions per place. [2021-11-23 02:07:46,829 INFO L116 LiptonReduction]: Number of co-enabled transitions 104856 [2021-11-23 02:08:28,098 INFO L131 LiptonReduction]: Checked pairs total: 229639 [2021-11-23 02:08:28,098 INFO L133 LiptonReduction]: Total number of compositions: 548 [2021-11-23 02:08:28,118 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 127 places, 154 transitions, 316 flow [2021-11-23 02:08:28,235 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 3713 states, 3477 states have (on average 2.574058096059822) internal successors, (8950), 3712 states have internal predecessors, (8950), 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) [2021-11-23 02:08:28,248 INFO L276 IsEmpty]: Start isEmpty. Operand has 3713 states, 3477 states have (on average 2.574058096059822) internal successors, (8950), 3712 states have internal predecessors, (8950), 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) [2021-11-23 02:08:28,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 02:08:28,253 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:08:28,254 INFO L514 BasicCegarLoop]: trace histogram [1, 1] [2021-11-23 02:08:28,254 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:08:28,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:08:28,259 INFO L85 PathProgramCache]: Analyzing trace with hash 67141, now seen corresponding path program 1 times [2021-11-23 02:08:28,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:08:28,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230920357] [2021-11-23 02:08:28,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:08:28,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:08:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:08:28,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:08:28,499 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:08:28,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230920357] [2021-11-23 02:08:28,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230920357] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:08:28,500 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:08:28,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-23 02:08:28,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387962377] [2021-11-23 02:08:28,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:08:28,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 02:08:28,507 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:08:28,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 02:08:28,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:08:28,543 INFO L87 Difference]: Start difference. First operand has 3713 states, 3477 states have (on average 2.574058096059822) internal successors, (8950), 3712 states have internal predecessors, (8950), 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) [2021-11-23 02:08:28,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:08:28,831 INFO L93 Difference]: Finished difference Result 3712 states and 8275 transitions. [2021-11-23 02:08:28,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 02:08:28,834 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 [2021-11-23 02:08:28,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:08:28,889 INFO L225 Difference]: With dead ends: 3712 [2021-11-23 02:08:28,890 INFO L226 Difference]: Without dead ends: 3710 [2021-11-23 02:08:28,890 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 [2021-11-23 02:08:28,901 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:08:28,903 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 11 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:08:28,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3710 states. [2021-11-23 02:08:29,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3710 to 3710. [2021-11-23 02:08:29,104 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) [2021-11-23 02:08:29,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 8272 transitions. [2021-11-23 02:08:29,125 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 8272 transitions. Word has length 2 [2021-11-23 02:08:29,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:08:29,125 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 8272 transitions. [2021-11-23 02:08:29,126 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) [2021-11-23 02:08:29,126 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 8272 transitions. [2021-11-23 02:08:29,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 02:08:29,126 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:08:29,127 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-11-23 02:08:29,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:08:29,127 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:08:29,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:08:29,128 INFO L85 PathProgramCache]: Analyzing trace with hash 2002859843, now seen corresponding path program 1 times [2021-11-23 02:08:29,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:08:29,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144682772] [2021-11-23 02:08:29,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:08:29,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:08:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:08:29,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:08:29,300 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:08:29,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144682772] [2021-11-23 02:08:29,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144682772] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:08:29,301 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:08:29,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:08:29,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156258190] [2021-11-23 02:08:29,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:08:29,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:08:29,302 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:08:29,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:08:29,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:08:29,303 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) [2021-11-23 02:08:29,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:08:29,594 INFO L93 Difference]: Finished difference Result 3711 states and 8273 transitions. [2021-11-23 02:08:29,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:08:29,594 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 [2021-11-23 02:08:29,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:08:29,624 INFO L225 Difference]: With dead ends: 3711 [2021-11-23 02:08:29,624 INFO L226 Difference]: Without dead ends: 3711 [2021-11-23 02:08:29,625 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 [2021-11-23 02:08:29,630 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 0 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:08:29,631 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 22 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:08:29,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3711 states. [2021-11-23 02:08:29,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3711 to 3711. [2021-11-23 02:08:29,741 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) [2021-11-23 02:08:29,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 3711 states and 8273 transitions. [2021-11-23 02:08:29,762 INFO L78 Accepts]: Start accepts. Automaton has 3711 states and 8273 transitions. Word has length 5 [2021-11-23 02:08:29,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:08:29,762 INFO L470 AbstractCegarLoop]: Abstraction has 3711 states and 8273 transitions. [2021-11-23 02:08:29,762 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) [2021-11-23 02:08:29,762 INFO L276 IsEmpty]: Start isEmpty. Operand 3711 states and 8273 transitions. [2021-11-23 02:08:29,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 02:08:29,763 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:08:29,763 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-23 02:08:29,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:08:29,763 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:08:29,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:08:29,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1846771439, now seen corresponding path program 1 times [2021-11-23 02:08:29,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:08:29,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197638870] [2021-11-23 02:08:29,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:08:29,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:08:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:08:29,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:08:29,836 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:08:29,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197638870] [2021-11-23 02:08:29,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197638870] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:08:29,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [61653579] [2021-11-23 02:08:29,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:08:29,837 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:08:29,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:08:29,844 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:08:29,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:08:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:08:29,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:08:29,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:08:29,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 02:08:29,994 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:08:29,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [61653579] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:08:29,994 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 02:08:29,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-11-23 02:08:29,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686014013] [2021-11-23 02:08:29,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:08:29,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:08:29,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:08:29,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:08:29,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:08:29,996 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) [2021-11-23 02:08:30,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:08:30,332 INFO L93 Difference]: Finished difference Result 3658 states and 8211 transitions. [2021-11-23 02:08:30,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:08:30,333 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 [2021-11-23 02:08:30,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:08:30,422 INFO L225 Difference]: With dead ends: 3658 [2021-11-23 02:08:30,422 INFO L226 Difference]: Without dead ends: 3658 [2021-11-23 02:08:30,423 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:08:30,424 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 67 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:08:30,424 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 21 Invalid, 260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-23 02:08:30,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3658 states. [2021-11-23 02:08:30,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3658 to 3658. [2021-11-23 02:08:30,527 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) [2021-11-23 02:08:30,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 3658 states and 8211 transitions. [2021-11-23 02:08:30,544 INFO L78 Accepts]: Start accepts. Automaton has 3658 states and 8211 transitions. Word has length 6 [2021-11-23 02:08:30,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:08:30,545 INFO L470 AbstractCegarLoop]: Abstraction has 3658 states and 8211 transitions. [2021-11-23 02:08:30,545 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) [2021-11-23 02:08:30,545 INFO L276 IsEmpty]: Start isEmpty. Operand 3658 states and 8211 transitions. [2021-11-23 02:08:30,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 02:08:30,546 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:08:30,546 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2021-11-23 02:08:30,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:08:30,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:08:30,760 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:08:30,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:08:30,760 INFO L85 PathProgramCache]: Analyzing trace with hash 666452322, now seen corresponding path program 1 times [2021-11-23 02:08:30,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:08:30,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758414570] [2021-11-23 02:08:30,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:08:30,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:08:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:08:30,851 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 02:08:30,851 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:08:30,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758414570] [2021-11-23 02:08:30,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758414570] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:08:30,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [136661668] [2021-11-23 02:08:30,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:08:30,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:08:30,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:08:30,858 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:08:30,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:08:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:08:30,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:08:30,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:08:31,027 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 02:08:31,027 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:08:31,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 02:08:31,054 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [136661668] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:08:31,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1023570618] [2021-11-23 02:08:31,063 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) [2021-11-23 02:08:31,066 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:08:31,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 4 [2021-11-23 02:08:31,066 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961686251] [2021-11-23 02:08:31,067 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:08:31,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 02:08:31,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:08:31,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 02:08:31,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:08:31,069 INFO L87 Difference]: Start difference. First operand 3658 states and 8211 transitions. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 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) [2021-11-23 02:08:31,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:08:31,422 INFO L93 Difference]: Finished difference Result 3659 states and 8212 transitions. [2021-11-23 02:08:31,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:08:31,423 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 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 8 [2021-11-23 02:08:31,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:08:31,454 INFO L225 Difference]: With dead ends: 3659 [2021-11-23 02:08:31,454 INFO L226 Difference]: Without dead ends: 3659 [2021-11-23 02:08:31,455 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 [2021-11-23 02:08:31,456 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 0 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:08:31,456 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 33 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 392 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-23 02:08:31,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3659 states. [2021-11-23 02:08:31,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3659 to 3659. [2021-11-23 02:08:31,608 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) [2021-11-23 02:08:31,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 3659 states and 8212 transitions. [2021-11-23 02:08:31,627 INFO L78 Accepts]: Start accepts. Automaton has 3659 states and 8212 transitions. Word has length 8 [2021-11-23 02:08:31,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:08:31,628 INFO L470 AbstractCegarLoop]: Abstraction has 3659 states and 8212 transitions. [2021-11-23 02:08:31,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 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) [2021-11-23 02:08:31,629 INFO L276 IsEmpty]: Start isEmpty. Operand 3659 states and 8212 transitions. [2021-11-23 02:08:31,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 02:08:31,629 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:08:31,630 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1] [2021-11-23 02:08:31,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:08:31,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-11-23 02:08:31,852 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:08:31,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:08:31,852 INFO L85 PathProgramCache]: Analyzing trace with hash 2086390326, now seen corresponding path program 2 times [2021-11-23 02:08:31,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:08:31,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544312478] [2021-11-23 02:08:31,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:08:31,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:08:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:08:31,924 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:08:31,925 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:08:31,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544312478] [2021-11-23 02:08:31,925 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544312478] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:08:31,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1831458308] [2021-11-23 02:08:31,925 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 02:08:31,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:08:31,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:08:31,927 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:08:31,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 02:08:32,061 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-23 02:08:32,061 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:08:32,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:08:32,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:08:32,085 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:08:32,085 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:08:32,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1831458308] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:08:32,085 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 02:08:32,085 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2021-11-23 02:08:32,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843582376] [2021-11-23 02:08:32,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:08:32,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:08:32,086 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:08:32,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:08:32,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:08:32,087 INFO L87 Difference]: Start difference. First operand 3659 states and 8212 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) [2021-11-23 02:08:32,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:08:32,389 INFO L93 Difference]: Finished difference Result 3545 states and 7970 transitions. [2021-11-23 02:08:32,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:08:32,390 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 [2021-11-23 02:08:32,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:08:32,423 INFO L225 Difference]: With dead ends: 3545 [2021-11-23 02:08:32,423 INFO L226 Difference]: Without dead ends: 3545 [2021-11-23 02:08:32,423 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:08:32,424 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 270 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:08:32,424 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [270 Valid, 18 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 256 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-23 02:08:32,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3545 states. [2021-11-23 02:08:32,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3545 to 3545. [2021-11-23 02:08:32,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3545 states, 3337 states have (on average 2.3883727899310756) internal successors, (7970), 3544 states have internal predecessors, (7970), 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) [2021-11-23 02:08:32,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 3545 states and 7970 transitions. [2021-11-23 02:08:32,544 INFO L78 Accepts]: Start accepts. Automaton has 3545 states and 7970 transitions. Word has length 9 [2021-11-23 02:08:32,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:08:32,544 INFO L470 AbstractCegarLoop]: Abstraction has 3545 states and 7970 transitions. [2021-11-23 02:08:32,545 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) [2021-11-23 02:08:32,545 INFO L276 IsEmpty]: Start isEmpty. Operand 3545 states and 7970 transitions. [2021-11-23 02:08:32,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 02:08:32,545 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:08:32,545 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:08:32,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:08:32,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:08:32,772 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting worker_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:08:32,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:08:32,772 INFO L85 PathProgramCache]: Analyzing trace with hash 2086243893, now seen corresponding path program 1 times [2021-11-23 02:08:32,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:08:32,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865789316] [2021-11-23 02:08:32,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:08:32,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:08:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:08:33,165 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:08:33,165 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:08:33,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865789316] [2021-11-23 02:08:33,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865789316] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:08:33,165 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:08:33,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 02:08:33,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538079477] [2021-11-23 02:08:33,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:08:33,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:08:33,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:08:33,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:08:33,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:08:33,167 INFO L87 Difference]: Start difference. First operand 3545 states and 7970 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) [2021-11-23 02:08:33,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:08:33,763 INFO L93 Difference]: Finished difference Result 3584 states and 8051 transitions. [2021-11-23 02:08:33,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:08:33,764 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 [2021-11-23 02:08:33,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:08:33,791 INFO L225 Difference]: With dead ends: 3584 [2021-11-23 02:08:33,791 INFO L226 Difference]: Without dead ends: 3584 [2021-11-23 02:08:33,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:08:33,792 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 66 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-23 02:08:33,792 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [66 Valid, 9 Invalid, 580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 564 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-23 02:08:33,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3584 states. [2021-11-23 02:08:33,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3584 to 3558. [2021-11-23 02:08:33,902 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) [2021-11-23 02:08:33,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 3558 states and 7997 transitions. [2021-11-23 02:08:33,918 INFO L78 Accepts]: Start accepts. Automaton has 3558 states and 7997 transitions. Word has length 9 [2021-11-23 02:08:33,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:08:33,918 INFO L470 AbstractCegarLoop]: Abstraction has 3558 states and 7997 transitions. [2021-11-23 02:08:33,918 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) [2021-11-23 02:08:33,919 INFO L276 IsEmpty]: Start isEmpty. Operand 3558 states and 7997 transitions. [2021-11-23 02:08:33,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 02:08:33,919 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:08:33,919 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:08:33,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 02:08:33,920 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:08:33,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:08:33,920 INFO L85 PathProgramCache]: Analyzing trace with hash 253862692, now seen corresponding path program 1 times [2021-11-23 02:08:33,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:08:33,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069283716] [2021-11-23 02:08:33,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:08:33,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:08:33,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:08:34,214 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:08:34,215 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:08:34,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069283716] [2021-11-23 02:08:34,215 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069283716] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:08:34,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1548753961] [2021-11-23 02:08:34,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:08:34,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:08:34,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:08:34,223 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:08:34,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 02:08:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:08:34,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-23 02:08:34,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:08:34,406 INFO L354 Elim1Store]: treesize reduction 60, result has 24.1 percent of original size [2021-11-23 02:08:34,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 37 [2021-11-23 02:08:34,510 INFO L354 Elim1Store]: treesize reduction 128, result has 15.8 percent of original size [2021-11-23 02:08:34,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2021-11-23 02:08:34,688 INFO L354 Elim1Store]: treesize reduction 437, result has 9.0 percent of original size [2021-11-23 02:08:34,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 64 treesize of output 74 [2021-11-23 02:08:36,912 INFO L354 Elim1Store]: treesize reduction 322, result has 10.8 percent of original size [2021-11-23 02:08:36,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 80 treesize of output 89 [2021-11-23 02:08:36,943 INFO L354 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2021-11-23 02:08:36,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 73 treesize of output 77 [2021-11-23 02:08:37,201 INFO L354 Elim1Store]: treesize reduction 268, result has 13.3 percent of original size [2021-11-23 02:08:37,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 80 treesize of output 88 [2021-11-23 02:08:39,874 INFO L354 Elim1Store]: treesize reduction 210, result has 28.3 percent of original size [2021-11-23 02:08:39,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 69 treesize of output 119 [2021-11-23 02:08:43,147 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:08:43,147 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:08:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:08:56,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1548753961] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:08:56,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [672654486] [2021-11-23 02:08:56,278 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) [2021-11-23 02:08:56,283 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:08:56,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 17 [2021-11-23 02:08:56,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121910903] [2021-11-23 02:08:56,284 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:08:56,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-23 02:08:56,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:08:56,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-23 02:08:56,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=258, Unknown=9, NotChecked=0, Total=342 [2021-11-23 02:08:56,286 INFO L87 Difference]: Start difference. First operand 3558 states and 7997 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) [2021-11-23 02:08:59,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:08:59,256 INFO L93 Difference]: Finished difference Result 3559 states and 8000 transitions. [2021-11-23 02:08:59,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 02:08:59,256 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 [2021-11-23 02:08:59,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:08:59,272 INFO L225 Difference]: With dead ends: 3559 [2021-11-23 02:08:59,272 INFO L226 Difference]: Without dead ends: 3559 [2021-11-23 02:08:59,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 19.3s TimeCoverageRelationStatistics Valid=90, Invalid=320, Unknown=10, NotChecked=0, Total=420 [2021-11-23 02:08:59,273 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 516 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 1455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 934 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-23 02:08:59,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 10 Invalid, 1455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 516 Invalid, 0 Unknown, 934 Unchecked, 0.5s Time] [2021-11-23 02:08:59,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3559 states. [2021-11-23 02:08:59,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3559 to 3559. [2021-11-23 02:08:59,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3559 states, 3351 states have (on average 2.3873470605789318) internal successors, (8000), 3558 states have internal predecessors, (8000), 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) [2021-11-23 02:08:59,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 3559 states and 8000 transitions. [2021-11-23 02:08:59,386 INFO L78 Accepts]: Start accepts. Automaton has 3559 states and 8000 transitions. Word has length 10 [2021-11-23 02:08:59,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:08:59,387 INFO L470 AbstractCegarLoop]: Abstraction has 3559 states and 8000 transitions. [2021-11-23 02:08:59,387 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) [2021-11-23 02:08:59,387 INFO L276 IsEmpty]: Start isEmpty. Operand 3559 states and 8000 transitions. [2021-11-23 02:08:59,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 02:08:59,389 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:08:59,389 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:08:59,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-23 02:08:59,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:08:59,607 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting worker_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:08:59,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:08:59,608 INFO L85 PathProgramCache]: Analyzing trace with hash 249055575, now seen corresponding path program 1 times [2021-11-23 02:08:59,608 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:08:59,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801143231] [2021-11-23 02:08:59,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:08:59,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:08:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:08:59,919 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:08:59,919 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:08:59,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801143231] [2021-11-23 02:08:59,919 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801143231] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:08:59,919 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:08:59,919 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 02:08:59,920 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762570998] [2021-11-23 02:08:59,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:08:59,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:08:59,920 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:08:59,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:08:59,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:08:59,921 INFO L87 Difference]: Start difference. First operand 3559 states and 8000 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) [2021-11-23 02:09:00,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:09:00,429 INFO L93 Difference]: Finished difference Result 3572 states and 8027 transitions. [2021-11-23 02:09:00,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:09:00,430 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 [2021-11-23 02:09:00,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:09:00,441 INFO L225 Difference]: With dead ends: 3572 [2021-11-23 02:09:00,442 INFO L226 Difference]: Without dead ends: 3572 [2021-11-23 02:09:00,442 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:09:00,443 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 85 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 02:09:00,443 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [85 Valid, 9 Invalid, 446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 02:09:00,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3572 states. [2021-11-23 02:09:00,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3572 to 3572. [2021-11-23 02:09:00,536 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) [2021-11-23 02:09:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 3572 states and 8027 transitions. [2021-11-23 02:09:00,551 INFO L78 Accepts]: Start accepts. Automaton has 3572 states and 8027 transitions. Word has length 10 [2021-11-23 02:09:00,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:09:00,551 INFO L470 AbstractCegarLoop]: Abstraction has 3572 states and 8027 transitions. [2021-11-23 02:09:00,551 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) [2021-11-23 02:09:00,552 INFO L276 IsEmpty]: Start isEmpty. Operand 3572 states and 8027 transitions. [2021-11-23 02:09:00,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 02:09:00,554 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:09:00,554 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:09:00,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 02:09:00,556 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:09:00,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:09:00,556 INFO L85 PathProgramCache]: Analyzing trace with hash -726357566, now seen corresponding path program 1 times [2021-11-23 02:09:00,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:09:00,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238135579] [2021-11-23 02:09:00,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:09:00,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:09:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:09:00,800 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:09:00,800 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:09:00,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238135579] [2021-11-23 02:09:00,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238135579] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:09:00,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1439054900] [2021-11-23 02:09:00,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:09:00,801 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:09:00,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:09:00,802 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:09:00,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-23 02:09:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:09:00,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 02:09:00,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:09:00,948 INFO L354 Elim1Store]: treesize reduction 60, result has 24.1 percent of original size [2021-11-23 02:09:00,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 37 [2021-11-23 02:09:01,032 INFO L354 Elim1Store]: treesize reduction 48, result has 18.6 percent of original size [2021-11-23 02:09:01,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 38 [2021-11-23 02:09:01,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-23 02:09:01,184 INFO L354 Elim1Store]: treesize reduction 251, result has 11.0 percent of original size [2021-11-23 02:09:01,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 81 treesize of output 66 [2021-11-23 02:09:01,216 INFO L354 Elim1Store]: treesize reduction 92, result has 17.9 percent of original size [2021-11-23 02:09:01,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 51 [2021-11-23 02:09:03,437 INFO L354 Elim1Store]: treesize reduction 322, result has 10.8 percent of original size [2021-11-23 02:09:03,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 80 treesize of output 89 [2021-11-23 02:09:03,463 INFO L354 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2021-11-23 02:09:03,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 73 treesize of output 77 [2021-11-23 02:09:03,717 INFO L354 Elim1Store]: treesize reduction 268, result has 13.3 percent of original size [2021-11-23 02:09:03,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 80 treesize of output 88 [2021-11-23 02:09:06,437 INFO L354 Elim1Store]: treesize reduction 182, result has 29.5 percent of original size [2021-11-23 02:09:06,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 66 treesize of output 116 [2021-11-23 02:09:08,722 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:09:08,723 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:09:09,929 WARN L838 $PredicateComparison]: unable to prove that (forall ((|~#pre~0.offset| Int) (|ULTIMATE.start_worker_fn_~tid~0#1| Int)) (= (mod (select (select (store |c_#memory_int| |c_~#pre~0.base| (store (select |c_#memory_int| |c_~#pre~0.base|) (+ |~#pre~0.offset| |ULTIMATE.start_worker_fn_~tid~0#1|) 1)) |c_~#in~0.base|) |c_~#in~0.offset|) 256) 0)) is different from false [2021-11-23 02:09:11,532 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~#worker~0#1.offset| Int) (|~#pre~0.offset| Int) (|v_ULTIMATE.start_main_#t~pre35#1_57| Int) (|ULTIMATE.start_worker_fn_~tid~0#1| Int) (|ULTIMATE.start_main_~i~5#1| Int)) (= (mod (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#worker~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#worker~0#1.base|) (+ |ULTIMATE.start_main_~#worker~0#1.offset| (* |ULTIMATE.start_main_~i~5#1| 4)) |v_ULTIMATE.start_main_#t~pre35#1_57|)))) (store .cse0 |c_~#pre~0.base| (store (select .cse0 |c_~#pre~0.base|) (+ |~#pre~0.offset| |ULTIMATE.start_worker_fn_~tid~0#1|) 1))) |c_~#in~0.base|) |c_~#in~0.offset|) 256) 0)) is different from false [2021-11-23 02:09:20,440 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 1 times theorem prover too weak. 0 trivial. 1 not checked. [2021-11-23 02:09:20,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1439054900] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:09:20,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [342941970] [2021-11-23 02:09:20,441 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$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) [2021-11-23 02:09:20,441 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:09:20,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 17 [2021-11-23 02:09:20,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847505523] [2021-11-23 02:09:20,442 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:09:20,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-23 02:09:20,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:09:20,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-23 02:09:20,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=208, Unknown=8, NotChecked=62, Total=342 [2021-11-23 02:09:20,443 INFO L87 Difference]: Start difference. First operand 3572 states and 8027 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) [2021-11-23 02:09:24,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:09:24,236 INFO L93 Difference]: Finished difference Result 3573 states and 8030 transitions. [2021-11-23 02:09:24,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 02:09:24,237 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 [2021-11-23 02:09:24,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:09:24,250 INFO L225 Difference]: With dead ends: 3573 [2021-11-23 02:09:24,250 INFO L226 Difference]: Without dead ends: 3573 [2021-11-23 02:09:24,251 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 18.8s TimeCoverageRelationStatistics Valid=76, Invalid=265, Unknown=9, NotChecked=70, Total=420 [2021-11-23 02:09:24,252 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 1185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 800 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 02:09:24,252 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 10 Invalid, 1185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 384 Invalid, 0 Unknown, 800 Unchecked, 0.4s Time] [2021-11-23 02:09:24,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3573 states. [2021-11-23 02:09:24,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3573 to 3573. [2021-11-23 02:09:24,352 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) [2021-11-23 02:09:24,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 3573 states and 8030 transitions. [2021-11-23 02:09:24,363 INFO L78 Accepts]: Start accepts. Automaton has 3573 states and 8030 transitions. Word has length 11 [2021-11-23 02:09:24,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:09:24,364 INFO L470 AbstractCegarLoop]: Abstraction has 3573 states and 8030 transitions. [2021-11-23 02:09:24,364 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) [2021-11-23 02:09:24,364 INFO L276 IsEmpty]: Start isEmpty. Operand 3573 states and 8030 transitions. [2021-11-23 02:09:24,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 02:09:24,365 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:09:24,365 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:09:24,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-23 02:09:24,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:09:24,591 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:09:24,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:09:24,592 INFO L85 PathProgramCache]: Analyzing trace with hash -720187946, now seen corresponding path program 2 times [2021-11-23 02:09:24,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:09:24,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927189959] [2021-11-23 02:09:24,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:09:24,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:09:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:09:24,893 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:09:24,893 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:09:24,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927189959] [2021-11-23 02:09:24,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927189959] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:09:24,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [184074082] [2021-11-23 02:09:24,894 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 02:09:24,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:09:24,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:09:24,895 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:09:24,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-23 02:09:25,043 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-23 02:09:25,044 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:09:25,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-23 02:09:25,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:09:25,114 INFO L354 Elim1Store]: treesize reduction 60, result has 24.1 percent of original size [2021-11-23 02:09:25,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 37 [2021-11-23 02:09:25,242 INFO L354 Elim1Store]: treesize reduction 48, result has 18.6 percent of original size [2021-11-23 02:09:25,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 38 [2021-11-23 02:09:25,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-23 02:09:25,459 INFO L354 Elim1Store]: treesize reduction 437, result has 9.0 percent of original size [2021-11-23 02:09:25,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 64 treesize of output 74 [2021-11-23 02:09:28,126 INFO L354 Elim1Store]: treesize reduction 246, result has 11.5 percent of original size [2021-11-23 02:09:28,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 78 treesize of output 87 [2021-11-23 02:09:28,164 INFO L354 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2021-11-23 02:09:28,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 71 treesize of output 75 [2021-11-23 02:09:28,371 INFO L354 Elim1Store]: treesize reduction 244, result has 13.8 percent of original size [2021-11-23 02:09:28,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 78 treesize of output 86 [2021-11-23 02:09:29,441 INFO L354 Elim1Store]: treesize reduction 188, result has 29.6 percent of original size [2021-11-23 02:09:29,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 67 treesize of output 115 [2021-11-23 02:09:36,420 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:09:36,420 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:09:37,718 WARN L838 $PredicateComparison]: unable to prove that (forall ((|~#pre~0.offset| Int) (|ULTIMATE.start_worker_fn_~tid~0#1| Int)) (= (mod (select (select (store |c_#memory_int| |c_~#pre~0.base| (store (select |c_#memory_int| |c_~#pre~0.base|) (+ |~#pre~0.offset| |ULTIMATE.start_worker_fn_~tid~0#1|) 1)) |c_~#in~0.base|) |c_~#in~0.offset|) 256) 0)) is different from false [2021-11-23 02:09:53,835 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 1 times theorem prover too weak. 0 trivial. 1 not checked. [2021-11-23 02:09:53,835 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [184074082] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:09:53,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1720792340] [2021-11-23 02:09:53,836 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$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) [2021-11-23 02:09:53,858 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:09:53,859 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 17 [2021-11-23 02:09:53,862 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164279956] [2021-11-23 02:09:53,862 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:09:53,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-23 02:09:53,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:09:53,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-23 02:09:53,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=235, Unknown=8, NotChecked=32, Total=342 [2021-11-23 02:09:53,863 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) [2021-11-23 02:10:02,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:10:02,559 INFO L93 Difference]: Finished difference Result 3574 states and 8033 transitions. [2021-11-23 02:10:02,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 02:10:02,560 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 [2021-11-23 02:10:02,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:10:02,572 INFO L225 Difference]: With dead ends: 3574 [2021-11-23 02:10:02,573 INFO L226 Difference]: Without dead ends: 3574 [2021-11-23 02:10:02,573 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 28.6s TimeCoverageRelationStatistics Valid=80, Invalid=293, Unknown=11, NotChecked=36, Total=420 [2021-11-23 02:10:02,574 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 1059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 805 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 02:10:02,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 10 Invalid, 1059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 254 Invalid, 0 Unknown, 805 Unchecked, 0.4s Time] [2021-11-23 02:10:02,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3574 states. [2021-11-23 02:10:02,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3574 to 3573. [2021-11-23 02:10:02,684 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) [2021-11-23 02:10:02,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 3573 states and 8030 transitions. [2021-11-23 02:10:02,696 INFO L78 Accepts]: Start accepts. Automaton has 3573 states and 8030 transitions. Word has length 11 [2021-11-23 02:10:02,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:10:02,697 INFO L470 AbstractCegarLoop]: Abstraction has 3573 states and 8030 transitions. [2021-11-23 02:10:02,697 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) [2021-11-23 02:10:02,697 INFO L276 IsEmpty]: Start isEmpty. Operand 3573 states and 8030 transitions. [2021-11-23 02:10:02,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 02:10:02,698 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:10:02,698 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:10:02,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-23 02:10:02,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-23 02:10:02,924 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:10:02,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:10:02,924 INFO L85 PathProgramCache]: Analyzing trace with hash -720182623, now seen corresponding path program 1 times [2021-11-23 02:10:02,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:10:02,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353916840] [2021-11-23 02:10:02,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:10:02,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:10:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:10:03,343 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:10:03,343 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:10:03,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353916840] [2021-11-23 02:10:03,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353916840] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:10:03,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1664606586] [2021-11-23 02:10:03,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:10:03,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:10:03,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:10:03,346 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:10:03,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-23 02:10:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:10:03,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-23 02:10:03,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:10:03,595 INFO L354 Elim1Store]: treesize reduction 98, result has 24.6 percent of original size [2021-11-23 02:10:03,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 34 treesize of output 53 [2021-11-23 02:10:03,796 INFO L354 Elim1Store]: treesize reduction 128, result has 15.8 percent of original size [2021-11-23 02:10:03,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 56 [2021-11-23 02:10:04,234 INFO L354 Elim1Store]: treesize reduction 588, result has 7.8 percent of original size [2021-11-23 02:10:04,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 75 treesize of output 88 [2021-11-23 02:10:06,687 INFO L354 Elim1Store]: treesize reduction 416, result has 10.0 percent of original size [2021-11-23 02:10:06,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 100 treesize of output 112 [2021-11-23 02:10:06,738 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-23 02:10:06,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 93 treesize of output 99 [2021-11-23 02:10:07,141 INFO L354 Elim1Store]: treesize reduction 348, result has 12.1 percent of original size [2021-11-23 02:10:07,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 99 treesize of output 110 [2021-11-23 02:10:08,339 INFO L354 Elim1Store]: treesize reduction 286, result has 23.9 percent of original size [2021-11-23 02:10:08,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 84 treesize of output 137 [2021-11-23 02:10:15,198 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:10:15,198 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:10:29,019 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:10:29,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1664606586] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:10:29,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [137765377] [2021-11-23 02:10:29,020 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) [2021-11-23 02:10:29,021 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:10:29,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 19 [2021-11-23 02:10:29,022 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697119309] [2021-11-23 02:10:29,022 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:10:29,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-23 02:10:29,022 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:10:29,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-23 02:10:29,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=326, Unknown=7, NotChecked=0, Total=420 [2021-11-23 02:10:29,024 INFO L87 Difference]: Start difference. First operand 3573 states and 8030 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) [2021-11-23 02:10:32,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:10:32,961 INFO L93 Difference]: Finished difference Result 3632 states and 8097 transitions. [2021-11-23 02:10:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 02:10:32,961 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 [2021-11-23 02:10:32,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:10:32,974 INFO L225 Difference]: With dead ends: 3632 [2021-11-23 02:10:32,974 INFO L226 Difference]: Without dead ends: 3632 [2021-11-23 02:10:32,975 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 18.2s TimeCoverageRelationStatistics Valid=102, Invalid=396, Unknown=8, NotChecked=0, Total=506 [2021-11-23 02:10:32,975 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 54 mSDsluCounter, 523 mSDsCounter, 0 mSdLazyCounter, 764 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1285 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-23 02:10:32,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 10 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 764 Invalid, 0 Unknown, 1285 Unchecked, 1.5s Time] [2021-11-23 02:10:32,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3632 states. [2021-11-23 02:10:33,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3632 to 3574. [2021-11-23 02:10:33,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3574 states, 3366 states have (on average 2.386215092097445) internal successors, (8032), 3573 states have internal predecessors, (8032), 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) [2021-11-23 02:10:33,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 3574 states and 8032 transitions. [2021-11-23 02:10:33,078 INFO L78 Accepts]: Start accepts. Automaton has 3574 states and 8032 transitions. Word has length 11 [2021-11-23 02:10:33,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:10:33,079 INFO L470 AbstractCegarLoop]: Abstraction has 3574 states and 8032 transitions. [2021-11-23 02:10:33,079 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) [2021-11-23 02:10:33,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3574 states and 8032 transitions. [2021-11-23 02:10:33,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 02:10:33,080 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:10:33,080 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:10:33,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-23 02:10:33,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:10:33,307 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting worker_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:10:33,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:10:33,308 INFO L85 PathProgramCache]: Analyzing trace with hash -869203997, now seen corresponding path program 1 times [2021-11-23 02:10:33,308 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:10:33,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538189314] [2021-11-23 02:10:33,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:10:33,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:10:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:10:33,790 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:10:33,791 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:10:33,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538189314] [2021-11-23 02:10:33,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538189314] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:10:33,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [734982572] [2021-11-23 02:10:33,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:10:33,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:10:33,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:10:33,792 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:10:33,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-23 02:10:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:10:33,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-23 02:10:33,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:10:33,989 INFO L354 Elim1Store]: treesize reduction 60, result has 24.1 percent of original size [2021-11-23 02:10:33,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 37 [2021-11-23 02:10:34,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:10:34,128 INFO L354 Elim1Store]: treesize reduction 48, result has 18.6 percent of original size [2021-11-23 02:10:34,128 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 1 case distinctions, treesize of input 65 treesize of output 50 [2021-11-23 02:10:34,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:10:34,143 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 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-23 02:10:34,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:10:34,434 INFO L354 Elim1Store]: treesize reduction 614, result has 7.8 percent of original size [2021-11-23 02:10:34,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 73 treesize of output 86 [2021-11-23 02:10:36,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:10:36,774 INFO L354 Elim1Store]: treesize reduction 434, result has 10.0 percent of original size [2021-11-23 02:10:36,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 89 treesize of output 101 [2021-11-23 02:10:36,819 INFO L354 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2021-11-23 02:10:36,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 82 treesize of output 86 [2021-11-23 02:10:37,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:10:37,199 INFO L354 Elim1Store]: treesize reduction 360, result has 12.2 percent of original size [2021-11-23 02:10:37,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 89 treesize of output 100 [2021-11-23 02:10:39,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:10:39,951 INFO L354 Elim1Store]: treesize reduction 298, result has 23.6 percent of original size [2021-11-23 02:10:39,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 78 treesize of output 131 [2021-11-23 02:10:51,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:10:51,582 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:11:07,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:11:07,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [734982572] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:11:07,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [11818207] [2021-11-23 02:11:07,404 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) [2021-11-23 02:11:07,405 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:11:07,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 8] total 21 [2021-11-23 02:11:07,405 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564719777] [2021-11-23 02:11:07,405 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:11:07,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-23 02:11:07,406 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:11:07,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-23 02:11:07,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=409, Unknown=8, NotChecked=0, Total=506 [2021-11-23 02:11:07,406 INFO L87 Difference]: Start difference. First operand 3574 states and 8032 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) [2021-11-23 02:11:13,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:11:13,898 INFO L93 Difference]: Finished difference Result 3636 states and 8104 transitions. [2021-11-23 02:11:13,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 02:11:13,899 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 [2021-11-23 02:11:13,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:11:13,912 INFO L225 Difference]: With dead ends: 3636 [2021-11-23 02:11:13,912 INFO L226 Difference]: Without dead ends: 3636 [2021-11-23 02:11:13,913 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 24.2s TimeCoverageRelationStatistics Valid=103, Invalid=487, Unknown=10, NotChecked=0, Total=600 [2021-11-23 02:11:13,914 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 61 mSDsluCounter, 626 mSDsCounter, 0 mSdLazyCounter, 1196 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 2423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1223 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:11:13,914 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 10 Invalid, 2423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1196 Invalid, 0 Unknown, 1223 Unchecked, 2.1s Time] [2021-11-23 02:11:13,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3636 states. [2021-11-23 02:11:13,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3636 to 3575. [2021-11-23 02:11:13,997 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) [2021-11-23 02:11:14,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 8035 transitions. [2021-11-23 02:11:14,008 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 8035 transitions. Word has length 11 [2021-11-23 02:11:14,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:11:14,008 INFO L470 AbstractCegarLoop]: Abstraction has 3575 states and 8035 transitions. [2021-11-23 02:11:14,009 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) [2021-11-23 02:11:14,009 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 8035 transitions. [2021-11-23 02:11:14,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 02:11:14,010 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:11:14,010 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:11:14,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-23 02:11:14,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-11-23 02:11:14,224 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:11:14,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:11:14,224 INFO L85 PathProgramCache]: Analyzing trace with hash -1042239549, now seen corresponding path program 1 times [2021-11-23 02:11:14,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:11:14,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359363454] [2021-11-23 02:11:14,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:11:14,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:11:14,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:11:14,738 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:11:14,738 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:11:14,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359363454] [2021-11-23 02:11:14,739 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359363454] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:11:14,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1900283068] [2021-11-23 02:11:14,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:11:14,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:11:14,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:11:14,740 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:11:14,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-23 02:11:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:11:14,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-23 02:11:14,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:11:14,993 INFO L354 Elim1Store]: treesize reduction 98, result has 24.6 percent of original size [2021-11-23 02:11:14,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 34 treesize of output 53 [2021-11-23 02:11:15,201 INFO L354 Elim1Store]: treesize reduction 128, result has 15.8 percent of original size [2021-11-23 02:11:15,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 56 [2021-11-23 02:11:15,478 INFO L354 Elim1Store]: treesize reduction 588, result has 7.8 percent of original size [2021-11-23 02:11:15,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 75 treesize of output 88 [2021-11-23 02:11:17,864 INFO L354 Elim1Store]: treesize reduction 416, result has 10.0 percent of original size [2021-11-23 02:11:17,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 100 treesize of output 112 [2021-11-23 02:11:17,920 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-23 02:11:17,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 93 treesize of output 99 [2021-11-23 02:11:18,341 INFO L354 Elim1Store]: treesize reduction 348, result has 12.1 percent of original size [2021-11-23 02:11:18,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 99 treesize of output 110 [2021-11-23 02:11:21,609 INFO L354 Elim1Store]: treesize reduction 286, result has 23.9 percent of original size [2021-11-23 02:11:21,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 84 treesize of output 137 [2021-11-23 02:11:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:11:31,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:11:45,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:11:45,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1900283068] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:11:45,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1067186347] [2021-11-23 02:11:45,669 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) [2021-11-23 02:11:45,669 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:11:45,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 19 [2021-11-23 02:11:45,670 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855752915] [2021-11-23 02:11:45,670 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:11:45,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-23 02:11:45,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:11:45,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-23 02:11:45,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=326, Unknown=9, NotChecked=0, Total=420 [2021-11-23 02:11:45,671 INFO L87 Difference]: Start difference. First operand 3575 states and 8035 transitions. Second operand has 21 states, 20 states have (on average 1.75) internal successors, (35), 20 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) [2021-11-23 02:11:50,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:11:50,326 INFO L93 Difference]: Finished difference Result 3577 states and 8040 transitions. [2021-11-23 02:11:50,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 02:11:50,326 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 1.75) internal successors, (35), 20 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 [2021-11-23 02:11:50,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:11:50,336 INFO L225 Difference]: With dead ends: 3577 [2021-11-23 02:11:50,336 INFO L226 Difference]: Without dead ends: 3577 [2021-11-23 02:11:50,336 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 24.6s TimeCoverageRelationStatistics Valid=100, Invalid=396, Unknown=10, NotChecked=0, Total=506 [2021-11-23 02:11:50,337 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 277 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:11:50,338 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 10 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 277 Unchecked, 0.3s Time] [2021-11-23 02:11:50,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3577 states. [2021-11-23 02:11:50,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3577 to 3577. [2021-11-23 02:11:50,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3577 states, 3369 states have (on average 2.3864648263579697) internal successors, (8040), 3576 states have internal predecessors, (8040), 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) [2021-11-23 02:11:50,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3577 states to 3577 states and 8040 transitions. [2021-11-23 02:11:50,431 INFO L78 Accepts]: Start accepts. Automaton has 3577 states and 8040 transitions. Word has length 12 [2021-11-23 02:11:50,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:11:50,432 INFO L470 AbstractCegarLoop]: Abstraction has 3577 states and 8040 transitions. [2021-11-23 02:11:50,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 1.75) internal successors, (35), 20 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) [2021-11-23 02:11:50,432 INFO L276 IsEmpty]: Start isEmpty. Operand 3577 states and 8040 transitions. [2021-11-23 02:11:50,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 02:11:50,433 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:11:50,433 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:11:50,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-23 02:11:50,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-23 02:11:50,651 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:11:50,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:11:50,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1042242609, now seen corresponding path program 1 times [2021-11-23 02:11:50,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:11:50,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837954262] [2021-11-23 02:11:50,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:11:50,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:11:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:11:51,179 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:11:51,180 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:11:51,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837954262] [2021-11-23 02:11:51,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837954262] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:11:51,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [230618642] [2021-11-23 02:11:51,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:11:51,181 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:11:51,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:11:51,184 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:11:51,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-23 02:11:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:11:51,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-23 02:11:51,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:11:51,409 INFO L354 Elim1Store]: treesize reduction 60, result has 24.1 percent of original size [2021-11-23 02:11:51,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 37 [2021-11-23 02:11:51,578 INFO L354 Elim1Store]: treesize reduction 128, result has 15.8 percent of original size [2021-11-23 02:11:51,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2021-11-23 02:11:51,863 INFO L354 Elim1Store]: treesize reduction 437, result has 9.0 percent of original size [2021-11-23 02:11:51,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 64 treesize of output 74 [2021-11-23 02:11:55,659 INFO L354 Elim1Store]: treesize reduction 322, result has 10.8 percent of original size [2021-11-23 02:11:55,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 80 treesize of output 89 [2021-11-23 02:11:55,710 INFO L354 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2021-11-23 02:11:55,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 73 treesize of output 77 [2021-11-23 02:11:56,082 INFO L354 Elim1Store]: treesize reduction 268, result has 13.3 percent of original size [2021-11-23 02:11:56,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 80 treesize of output 88 [2021-11-23 02:11:57,230 INFO L354 Elim1Store]: treesize reduction 182, result has 29.5 percent of original size [2021-11-23 02:11:57,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 66 treesize of output 116 [2021-11-23 02:12:00,690 INFO L354 Elim1Store]: treesize reduction 196, result has 43.5 percent of original size [2021-11-23 02:12:00,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 109 treesize of output 228 [2021-11-23 02:12:21,835 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:12:21,835 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:12:23,882 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_worker_fnThread1of1ForFork0_~tid~0#1_341| Int)) (= (mod (select (select (store |c_#memory_int| |c_~#pre~0.base| (store (select |c_#memory_int| |c_~#pre~0.base|) (+ |c_~#pre~0.offset| |v_worker_fnThread1of1ForFork0_~tid~0#1_341|) 1)) |c_~#in~0.base|) (+ |c_~#in~0.offset| |c_ULTIMATE.start_worker_fn_~i~0#1|)) 256) 0)) is different from false [2021-11-23 02:12:25,896 WARN L838 $PredicateComparison]: unable to prove that (forall ((|~#pre~0.offset| Int) (|ULTIMATE.start_worker_fn_~tid~0#1| Int) (|v_worker_fnThread1of1ForFork0_~tid~0#1_341| Int)) (= (mod (select (select (store |c_#memory_int| |c_~#pre~0.base| (store (store (select |c_#memory_int| |c_~#pre~0.base|) (+ |~#pre~0.offset| |ULTIMATE.start_worker_fn_~tid~0#1|) 1) (+ |~#pre~0.offset| |v_worker_fnThread1of1ForFork0_~tid~0#1_341|) 1)) |c_~#in~0.base|) |c_~#in~0.offset|) 256) 0)) is different from false [2021-11-23 02:12:27,949 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~#worker~0#1.offset| Int) (|~#pre~0.offset| Int) (|ULTIMATE.start_worker_fn_~tid~0#1| Int) (|v_worker_fnThread1of1ForFork0_~tid~0#1_341| Int) (|ULTIMATE.start_main_~i~5#1| Int) (|v_ULTIMATE.start_main_#t~pre35#1_66| Int)) (= (mod (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#worker~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#worker~0#1.base|) (+ |ULTIMATE.start_main_~#worker~0#1.offset| (* |ULTIMATE.start_main_~i~5#1| 4)) |v_ULTIMATE.start_main_#t~pre35#1_66|)))) (store .cse0 |c_~#pre~0.base| (store (store (select .cse0 |c_~#pre~0.base|) (+ |~#pre~0.offset| |ULTIMATE.start_worker_fn_~tid~0#1|) 1) (+ |~#pre~0.offset| |v_worker_fnThread1of1ForFork0_~tid~0#1_341|) 1))) |c_~#in~0.base|) |c_~#in~0.offset|) 256) 0)) is different from false [2021-11-23 02:12:37,186 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 1 times theorem prover too weak. 0 trivial. 1 not checked. [2021-11-23 02:12:37,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [230618642] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:12:37,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1146397917] [2021-11-23 02:12:37,187 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$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) [2021-11-23 02:12:37,188 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:12:37,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 20 [2021-11-23 02:12:37,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198442516] [2021-11-23 02:12:37,189 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:12:37,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-23 02:12:37,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:12:37,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-23 02:12:37,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=267, Unknown=8, NotChecked=108, Total=462 [2021-11-23 02:12:37,191 INFO L87 Difference]: Start difference. First operand 3577 states and 8040 transitions. Second operand has 22 states, 21 states have (on average 1.6666666666666667) internal successors, (35), 21 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) [2021-11-23 02:12:43,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:12:43,263 INFO L93 Difference]: Finished difference Result 3589 states and 8077 transitions. [2021-11-23 02:12:43,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 02:12:43,264 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 1.6666666666666667) internal successors, (35), 21 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 [2021-11-23 02:12:43,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:12:43,271 INFO L225 Difference]: With dead ends: 3589 [2021-11-23 02:12:43,271 INFO L226 Difference]: Without dead ends: 3589 [2021-11-23 02:12:43,272 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 3 IntricatePredicates, 1 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 26.0s TimeCoverageRelationStatistics Valid=100, Invalid=365, Unknown=9, NotChecked=126, Total=600 [2021-11-23 02:12:43,273 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 30 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 1704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1189 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:12:43,273 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 10 Invalid, 1704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 512 Invalid, 0 Unknown, 1189 Unchecked, 1.1s Time] [2021-11-23 02:12:43,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3589 states. [2021-11-23 02:12:43,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3589 to 3589. [2021-11-23 02:12:43,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3589 states, 3381 states have (on average 2.38893818396924) internal successors, (8077), 3588 states have internal predecessors, (8077), 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) [2021-11-23 02:12:43,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 3589 states and 8077 transitions. [2021-11-23 02:12:43,394 INFO L78 Accepts]: Start accepts. Automaton has 3589 states and 8077 transitions. Word has length 12 [2021-11-23 02:12:43,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:12:43,394 INFO L470 AbstractCegarLoop]: Abstraction has 3589 states and 8077 transitions. [2021-11-23 02:12:43,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 1.6666666666666667) internal successors, (35), 21 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) [2021-11-23 02:12:43,395 INFO L276 IsEmpty]: Start isEmpty. Operand 3589 states and 8077 transitions. [2021-11-23 02:12:43,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 02:12:43,395 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:12:43,396 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:12:43,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-23 02:12:43,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:12:43,612 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-23 02:12:43,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:12:43,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1042232379, now seen corresponding path program 2 times [2021-11-23 02:12:43,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:12:43,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093771971] [2021-11-23 02:12:43,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:12:43,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:12:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:12:44,071 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:12:44,072 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:12:44,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093771971] [2021-11-23 02:12:44,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093771971] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:12:44,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1004042412] [2021-11-23 02:12:44,073 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 02:12:44,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:12:44,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:12:44,087 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:12:44,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8e21991-65d7-418a-a832-cb96def7be7f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-23 02:12:44,193 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-23 02:12:44,193 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:12:44,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-23 02:12:44,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:12:44,626 INFO L354 Elim1Store]: treesize reduction 212, result has 25.1 percent of original size [2021-11-23 02:12:44,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 49 treesize of output 101 [2021-11-23 02:12:45,087 INFO L354 Elim1Store]: treesize reduction 48, result has 18.6 percent of original size [2021-11-23 02:12:45,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 38 [2021-11-23 02:12:45,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-23 02:12:45,494 INFO L354 Elim1Store]: treesize reduction 251, result has 11.0 percent of original size [2021-11-23 02:12:45,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 97 treesize of output 82 [2021-11-23 02:12:45,551 INFO L354 Elim1Store]: treesize reduction 92, result has 17.9 percent of original size [2021-11-23 02:12:45,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 67 [2021-11-23 02:12:48,140 INFO L354 Elim1Store]: treesize reduction 272, result has 24.7 percent of original size [2021-11-23 02:12:48,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 138 treesize of output 197 [2021-11-23 02:12:48,286 INFO L354 Elim1Store]: treesize reduction 116, result has 20.0 percent of original size [2021-11-23 02:12:48,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 18 case distinctions, treesize of input 181 treesize of output 193 [2021-11-23 02:13:02,093 INFO L354 Elim1Store]: treesize reduction 254, result has 17.8 percent of original size [2021-11-23 02:13:02,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 201 treesize of output 223