./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/27_Boop_simple_vf.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/27_Boop_simple_vf.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P --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 ce64fcfa63b9df647c320ea90e20b624e2dad5b9ca256083b6d2f56c3177560a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:06:38,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:06:38,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:06:38,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:06:38,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:06:38,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:06:38,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:06:38,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:06:38,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:06:38,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:06:38,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:06:38,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:06:38,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:06:38,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:06:38,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:06:38,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:06:38,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:06:38,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:06:38,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:06:38,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:06:38,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:06:38,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:06:38,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:06:38,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:06:38,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:06:38,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:06:38,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:06:38,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:06:38,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:06:38,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:06:38,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:06:38,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:06:38,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:06:38,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:06:38,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:06:38,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:06:38,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:06:38,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:06:38,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:06:38,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:06:38,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:06:38,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-21 01:06:38,627 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:06:38,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:06:38,628 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:06:38,628 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:06:38,629 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:06:38,629 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:06:38,629 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:06:38,635 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:06:38,635 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:06:38,636 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:06:38,637 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:06:38,637 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:06:38,637 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:06:38,637 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:06:38,637 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:06:38,638 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:06:38,638 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:06:38,638 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:06:38,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:06:38,639 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 01:06:38,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:06:38,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 01:06:38,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:06:38,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:06:38,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:06:38,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:06:38,641 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 01:06:38,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:06:38,641 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:06:38,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:06:38,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:06:38,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:06:38,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:06:38,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:06:38,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:06:38,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:06:38,643 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:06:38,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:06:38,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:06:38,643 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:06:38,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:06:38,644 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_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce64fcfa63b9df647c320ea90e20b624e2dad5b9ca256083b6d2f56c3177560a [2021-11-21 01:06:38,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:06:38,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:06:38,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:06:38,942 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:06:38,944 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:06:38,945 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/pthread-ext/27_Boop_simple_vf.i [2021-11-21 01:06:39,016 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/data/7f87f35e4/5338703eb1d14cac8e915be347d6e72c/FLAG959037c33 [2021-11-21 01:06:39,653 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:06:39,655 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/sv-benchmarks/c/pthread-ext/27_Boop_simple_vf.i [2021-11-21 01:06:39,672 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/data/7f87f35e4/5338703eb1d14cac8e915be347d6e72c/FLAG959037c33 [2021-11-21 01:06:40,032 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/data/7f87f35e4/5338703eb1d14cac8e915be347d6e72c [2021-11-21 01:06:40,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:06:40,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:06:40,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:06:40,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:06:40,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:06:40,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:06:40" (1/1) ... [2021-11-21 01:06:40,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77854ddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:06:40, skipping insertion in model container [2021-11-21 01:06:40,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:06:40" (1/1) ... [2021-11-21 01:06:40,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:06:40,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:06:40,522 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_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/sv-benchmarks/c/pthread-ext/27_Boop_simple_vf.i[30297,30310] [2021-11-21 01:06:40,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:06:40,545 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:06:40,575 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_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/sv-benchmarks/c/pthread-ext/27_Boop_simple_vf.i[30297,30310] [2021-11-21 01:06:40,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:06:40,619 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:06:40,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:06:40 WrapperNode [2021-11-21 01:06:40,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:06:40,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:06:40,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:06:40,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:06:40,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:06:40" (1/1) ... [2021-11-21 01:06:40,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:06:40" (1/1) ... [2021-11-21 01:06:40,664 INFO L137 Inliner]: procedures = 170, calls = 15, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 72 [2021-11-21 01:06:40,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:06:40,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:06:40,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:06:40,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:06:40,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:06:40" (1/1) ... [2021-11-21 01:06:40,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:06:40" (1/1) ... [2021-11-21 01:06:40,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:06:40" (1/1) ... [2021-11-21 01:06:40,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:06:40" (1/1) ... [2021-11-21 01:06:40,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:06:40" (1/1) ... [2021-11-21 01:06:40,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:06:40" (1/1) ... [2021-11-21 01:06:40,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:06:40" (1/1) ... [2021-11-21 01:06:40,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:06:40,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:06:40,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:06:40,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:06:40,695 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:06:40" (1/1) ... [2021-11-21 01:06:40,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:06:40,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:06:40,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:06:40,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:06:40,795 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-11-21 01:06:40,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-11-21 01:06:40,795 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-21 01:06:40,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-21 01:06:40,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 01:06:40,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:06:40,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:06:40,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:06:40,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:06:40,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:06:40,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:06:40,798 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-21 01:06:40,897 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:06:40,899 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:06:41,140 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:06:41,162 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:06:41,162 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-21 01:06:41,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:06:41 BoogieIcfgContainer [2021-11-21 01:06:41,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:06:41,166 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:06:41,166 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:06:41,169 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:06:41,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:06:40" (1/3) ... [2021-11-21 01:06:41,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cc5c783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:06:41, skipping insertion in model container [2021-11-21 01:06:41,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:06:40" (2/3) ... [2021-11-21 01:06:41,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cc5c783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:06:41, skipping insertion in model container [2021-11-21 01:06:41,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:06:41" (3/3) ... [2021-11-21 01:06:41,172 INFO L111 eAbstractionObserver]: Analyzing ICFG 27_Boop_simple_vf.i [2021-11-21 01:06:41,178 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-21 01:06:41,178 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:06:41,178 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 01:06:41,179 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-21 01:06:41,208 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,208 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,209 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,209 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,209 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,210 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,210 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,210 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,211 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,211 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,211 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,212 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,212 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,212 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,212 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,213 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,214 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,214 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,214 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,214 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,215 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,215 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,215 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,215 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,216 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,216 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,216 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,216 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,217 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,217 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,217 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,220 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,221 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,223 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,224 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,224 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,224 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,225 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,225 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,225 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,225 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,226 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,227 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,227 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,227 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,228 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,228 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,230 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,230 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,231 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,231 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,231 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,231 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,232 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,232 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,233 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,233 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,235 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,235 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,235 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,239 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,241 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,241 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,242 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,245 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,250 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,251 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,251 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,251 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,252 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,252 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,252 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:41,253 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-21 01:06:41,337 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:06:41,348 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 [2021-11-21 01:06:41,349 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-21 01:06:41,383 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-21 01:06:41,400 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 91 transitions, 192 flow [2021-11-21 01:06:41,407 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 91 transitions, 192 flow [2021-11-21 01:06:41,409 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 85 places, 91 transitions, 192 flow [2021-11-21 01:06:41,496 INFO L129 PetriNetUnfolder]: 13/101 cut-off events. [2021-11-21 01:06:41,497 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-21 01:06:41,503 INFO L84 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 101 events. 13/101 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 237 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 82. Up to 4 conditions per place. [2021-11-21 01:06:41,510 INFO L116 LiptonReduction]: Number of co-enabled transitions 2598 [2021-11-21 01:06:43,786 INFO L131 LiptonReduction]: Checked pairs total: 3154 [2021-11-21 01:06:43,786 INFO L133 LiptonReduction]: Total number of compositions: 84 [2021-11-21 01:06:43,798 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 26 transitions, 62 flow [2021-11-21 01:06:43,826 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 257 states, 253 states have (on average 3.1185770750988144) internal successors, (789), 256 states have internal predecessors, (789), 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) [2021-11-21 01:06:43,829 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 253 states have (on average 3.1185770750988144) internal successors, (789), 256 states have internal predecessors, (789), 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) [2021-11-21 01:06:43,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 01:06:43,836 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:06:43,837 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2021-11-21 01:06:43,837 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:06:43,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:06:43,843 INFO L85 PathProgramCache]: Analyzing trace with hash 785684899, now seen corresponding path program 1 times [2021-11-21 01:06:43,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:06:43,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159064495] [2021-11-21 01:06:43,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:06:43,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:06:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 01:06:43,962 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-21 01:06:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 01:06:44,005 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-21 01:06:44,007 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-21 01:06:44,008 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 4 remaining) [2021-11-21 01:06:44,010 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2021-11-21 01:06:44,010 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 4 remaining) [2021-11-21 01:06:44,010 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2021-11-21 01:06:44,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 01:06:44,013 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-21 01:06:44,015 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-21 01:06:44,015 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-11-21 01:06:44,031 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,031 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,031 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,032 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,032 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,032 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,032 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,032 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,033 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,033 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,033 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,033 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,034 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,034 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,034 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,034 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,034 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,035 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,035 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,035 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,036 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,036 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,037 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,037 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,037 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,037 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,038 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,038 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,038 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,038 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,038 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,039 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,040 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,040 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,040 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,040 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,040 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,041 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,041 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,041 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,041 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,041 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,041 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,042 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,042 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,042 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,042 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,043 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,043 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,044 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,044 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,044 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,044 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,044 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,045 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,045 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,045 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,046 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,046 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,046 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,046 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,046 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,046 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,047 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,047 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,047 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,047 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,047 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,048 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,048 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,048 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,048 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,049 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,049 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,049 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,049 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,051 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,052 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,052 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,052 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,052 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,052 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,052 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,053 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,053 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,053 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,053 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,053 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,054 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,054 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,054 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,055 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,059 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,059 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,060 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,064 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,065 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,065 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,065 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,065 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,066 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,066 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,071 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,072 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,072 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,072 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,072 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,072 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,073 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,073 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,073 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,074 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,074 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,074 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,074 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,074 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,075 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,075 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,075 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,075 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,076 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,076 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,076 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,076 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,077 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,077 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,077 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,079 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,090 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,094 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,094 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,094 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,095 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,095 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,095 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,095 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,096 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,096 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,098 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:44,098 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-21 01:06:44,100 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:06:44,109 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 [2021-11-21 01:06:44,109 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-21 01:06:44,112 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-21 01:06:44,113 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 131 places, 144 transitions, 312 flow [2021-11-21 01:06:44,114 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 131 places, 144 transitions, 312 flow [2021-11-21 01:06:44,114 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 144 transitions, 312 flow [2021-11-21 01:06:44,162 INFO L129 PetriNetUnfolder]: 17/127 cut-off events. [2021-11-21 01:06:44,162 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-21 01:06:44,166 INFO L84 FinitePrefix]: Finished finitePrefix Result has 141 conditions, 127 events. 17/127 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 301 event pairs, 0 based on Foata normal form. 0/106 useless extension candidates. Maximal degree in co-relation 136. Up to 6 conditions per place. [2021-11-21 01:06:44,172 INFO L116 LiptonReduction]: Number of co-enabled transitions 4260 [2021-11-21 01:06:46,757 INFO L131 LiptonReduction]: Checked pairs total: 7550 [2021-11-21 01:06:46,757 INFO L133 LiptonReduction]: Total number of compositions: 132 [2021-11-21 01:06:46,759 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 44 transitions, 112 flow [2021-11-21 01:06:46,866 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2218 states, 2213 states have (on average 4.234975146859467) internal successors, (9372), 2217 states have internal predecessors, (9372), 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) [2021-11-21 01:06:46,876 INFO L276 IsEmpty]: Start isEmpty. Operand has 2218 states, 2213 states have (on average 4.234975146859467) internal successors, (9372), 2217 states have internal predecessors, (9372), 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) [2021-11-21 01:06:46,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 01:06:46,878 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:06:46,878 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:06:46,879 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-21 01:06:46,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:06:46,880 INFO L85 PathProgramCache]: Analyzing trace with hash -37707738, now seen corresponding path program 1 times [2021-11-21 01:06:46,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:06:46,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549605733] [2021-11-21 01:06:46,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:06:46,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:06:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:06:46,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:06:46,980 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:06:46,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549605733] [2021-11-21 01:06:46,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549605733] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:06:46,981 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:06:46,982 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:06:46,982 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710880319] [2021-11-21 01:06:46,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:06:46,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:06:46,987 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:06:47,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:06:47,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:06:47,031 INFO L87 Difference]: Start difference. First operand has 2218 states, 2213 states have (on average 4.234975146859467) internal successors, (9372), 2217 states have internal predecessors, (9372), 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 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 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) [2021-11-21 01:06:47,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:06:47,181 INFO L93 Difference]: Finished difference Result 1365 states and 4966 transitions. [2021-11-21 01:06:47,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:06:47,183 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 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 8 [2021-11-21 01:06:47,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:06:47,234 INFO L225 Difference]: With dead ends: 1365 [2021-11-21 01:06:47,234 INFO L226 Difference]: Without dead ends: 1365 [2021-11-21 01:06:47,235 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 [2021-11-21 01:06:47,240 INFO L933 BasicCegarLoop]: 15 mSDtfsCounter, 21 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:06:47,247 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 28 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 01:06:47,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1365 states. [2021-11-21 01:06:47,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1365 to 1365. [2021-11-21 01:06:47,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1365 states, 1363 states have (on average 3.6434336023477623) internal successors, (4966), 1364 states have internal predecessors, (4966), 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) [2021-11-21 01:06:47,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1365 states and 4966 transitions. [2021-11-21 01:06:47,417 INFO L78 Accepts]: Start accepts. Automaton has 1365 states and 4966 transitions. Word has length 8 [2021-11-21 01:06:47,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:06:47,417 INFO L470 AbstractCegarLoop]: Abstraction has 1365 states and 4966 transitions. [2021-11-21 01:06:47,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 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) [2021-11-21 01:06:47,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 4966 transitions. [2021-11-21 01:06:47,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 01:06:47,426 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:06:47,426 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:06:47,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-21 01:06:47,428 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-21 01:06:47,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:06:47,429 INFO L85 PathProgramCache]: Analyzing trace with hash -319296249, now seen corresponding path program 1 times [2021-11-21 01:06:47,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:06:47,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905990248] [2021-11-21 01:06:47,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:06:47,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:06:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 01:06:47,473 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-21 01:06:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 01:06:47,516 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-21 01:06:47,520 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-21 01:06:47,521 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATION (4 of 5 remaining) [2021-11-21 01:06:47,521 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2021-11-21 01:06:47,521 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 5 remaining) [2021-11-21 01:06:47,522 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2021-11-21 01:06:47,522 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2021-11-21 01:06:47,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 01:06:47,523 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-21 01:06:47,523 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-21 01:06:47,523 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-11-21 01:06:47,542 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,544 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,544 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,544 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,545 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,545 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,545 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,545 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,545 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,546 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,546 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,546 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,546 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,546 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,546 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,547 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,547 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,547 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,547 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,548 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,548 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,548 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,548 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,548 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,548 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,549 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,549 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,549 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,549 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,549 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,549 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,550 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,550 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,550 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,550 WARN L322 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,550 WARN L322 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,551 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,551 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,551 WARN L322 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,551 WARN L322 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,551 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,551 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,552 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,552 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,552 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,552 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,552 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,552 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,553 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,553 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,553 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,553 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,553 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,554 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,554 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,554 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,554 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,554 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,554 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,555 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,555 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,555 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,555 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,555 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,555 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,556 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,556 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,556 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,556 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,556 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,556 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,557 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,557 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,557 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,557 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,557 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,557 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,559 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,559 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,559 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,559 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,559 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,560 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,560 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,560 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,560 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,560 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,564 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,564 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,564 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,564 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,564 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,564 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,565 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,565 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,565 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,565 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,565 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,565 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,566 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,566 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,566 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,566 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,567 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,567 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,568 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,568 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,568 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,568 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,568 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,569 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,570 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,570 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,570 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,571 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,571 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,571 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,571 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,571 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,571 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,572 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,572 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,576 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,576 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,576 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,576 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,576 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,577 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,577 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,577 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,577 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,577 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,577 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,578 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,578 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,578 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,578 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,578 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,578 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,579 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,579 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,579 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,579 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,579 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,579 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,580 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,580 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,580 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,580 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,580 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,580 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,581 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,581 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,581 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,581 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,582 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,582 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,582 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,582 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,583 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,583 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,583 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,584 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,584 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,584 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,584 WARN L322 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,585 WARN L322 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,585 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,585 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,585 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,586 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,586 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,586 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,586 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,586 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,588 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,588 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,588 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,589 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,589 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,589 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,589 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,589 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,590 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,590 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,590 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,590 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,590 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,591 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,591 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,591 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:47,592 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-21 01:06:47,596 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:06:47,597 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 [2021-11-21 01:06:47,598 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-21 01:06:47,604 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-21 01:06:47,604 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 177 places, 197 transitions, 436 flow [2021-11-21 01:06:47,606 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 177 places, 197 transitions, 436 flow [2021-11-21 01:06:47,606 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 177 places, 197 transitions, 436 flow [2021-11-21 01:06:47,650 INFO L129 PetriNetUnfolder]: 21/153 cut-off events. [2021-11-21 01:06:47,651 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-11-21 01:06:47,655 INFO L84 FinitePrefix]: Finished finitePrefix Result has 174 conditions, 153 events. 21/153 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 365 event pairs, 0 based on Foata normal form. 0/127 useless extension candidates. Maximal degree in co-relation 167. Up to 8 conditions per place. [2021-11-21 01:06:47,664 INFO L116 LiptonReduction]: Number of co-enabled transitions 6234 [2021-11-21 01:06:51,136 INFO L131 LiptonReduction]: Checked pairs total: 12795 [2021-11-21 01:06:51,136 INFO L133 LiptonReduction]: Total number of compositions: 190 [2021-11-21 01:06:51,138 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 60 places, 59 transitions, 160 flow [2021-11-21 01:06:52,069 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 13342 states, 13336 states have (on average 5.386322735452909) internal successors, (71832), 13341 states have internal predecessors, (71832), 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) [2021-11-21 01:06:52,182 INFO L276 IsEmpty]: Start isEmpty. Operand has 13342 states, 13336 states have (on average 5.386322735452909) internal successors, (71832), 13341 states have internal predecessors, (71832), 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) [2021-11-21 01:06:52,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 01:06:52,184 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:06:52,184 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:06:52,185 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-21 01:06:52,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:06:52,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1673242882, now seen corresponding path program 1 times [2021-11-21 01:06:52,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:06:52,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422799408] [2021-11-21 01:06:52,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:06:52,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:06:52,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:06:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:06:52,253 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:06:52,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422799408] [2021-11-21 01:06:52,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422799408] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:06:52,253 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:06:52,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:06:52,254 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948976351] [2021-11-21 01:06:52,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:06:52,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:06:52,255 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:06:52,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:06:52,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:06:52,284 INFO L87 Difference]: Start difference. First operand has 13342 states, 13336 states have (on average 5.386322735452909) internal successors, (71832), 13341 states have internal predecessors, (71832), 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 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 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) [2021-11-21 01:06:52,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:06:52,731 INFO L93 Difference]: Finished difference Result 9537 states and 45367 transitions. [2021-11-21 01:06:52,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:06:52,732 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 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 8 [2021-11-21 01:06:52,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:06:53,037 INFO L225 Difference]: With dead ends: 9537 [2021-11-21 01:06:53,037 INFO L226 Difference]: Without dead ends: 9537 [2021-11-21 01:06:53,038 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 [2021-11-21 01:06:53,039 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 28 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:06:53,040 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 36 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-21 01:06:53,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9537 states. [2021-11-21 01:06:53,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9537 to 9537. [2021-11-21 01:06:53,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9537 states, 9535 states have (on average 4.757944415312008) internal successors, (45367), 9536 states have internal predecessors, (45367), 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) [2021-11-21 01:06:53,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9537 states to 9537 states and 45367 transitions. [2021-11-21 01:06:53,993 INFO L78 Accepts]: Start accepts. Automaton has 9537 states and 45367 transitions. Word has length 8 [2021-11-21 01:06:53,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:06:53,994 INFO L470 AbstractCegarLoop]: Abstraction has 9537 states and 45367 transitions. [2021-11-21 01:06:54,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 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) [2021-11-21 01:06:54,002 INFO L276 IsEmpty]: Start isEmpty. Operand 9537 states and 45367 transitions. [2021-11-21 01:06:54,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 01:06:54,012 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:06:54,012 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:06:54,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-21 01:06:54,013 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-21 01:06:54,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:06:54,025 INFO L85 PathProgramCache]: Analyzing trace with hash -378240207, now seen corresponding path program 1 times [2021-11-21 01:06:54,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:06:54,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573995693] [2021-11-21 01:06:54,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:06:54,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:06:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:06:54,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:06:54,231 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:06:54,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573995693] [2021-11-21 01:06:54,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573995693] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:06:54,232 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:06:54,232 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 01:06:54,232 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558920555] [2021-11-21 01:06:54,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:06:54,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 01:06:54,233 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:06:54,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 01:06:54,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-21 01:06:54,234 INFO L87 Difference]: Start difference. First operand 9537 states and 45367 transitions. Second operand has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 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) [2021-11-21 01:06:55,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:06:55,014 INFO L93 Difference]: Finished difference Result 22851 states and 107635 transitions. [2021-11-21 01:06:55,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-21 01:06:55,015 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 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 18 [2021-11-21 01:06:55,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:06:55,431 INFO L225 Difference]: With dead ends: 22851 [2021-11-21 01:06:55,431 INFO L226 Difference]: Without dead ends: 22851 [2021-11-21 01:06:55,431 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:06:55,434 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 106 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:06:55,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [106 Valid, 205 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 01:06:55,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22851 states. [2021-11-21 01:06:56,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22851 to 19395. [2021-11-21 01:06:56,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19395 states, 19393 states have (on average 4.789975764451091) internal successors, (92892), 19394 states have internal predecessors, (92892), 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) [2021-11-21 01:06:57,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19395 states to 19395 states and 92892 transitions. [2021-11-21 01:06:57,135 INFO L78 Accepts]: Start accepts. Automaton has 19395 states and 92892 transitions. Word has length 18 [2021-11-21 01:06:57,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:06:57,137 INFO L470 AbstractCegarLoop]: Abstraction has 19395 states and 92892 transitions. [2021-11-21 01:06:57,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 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) [2021-11-21 01:06:57,137 INFO L276 IsEmpty]: Start isEmpty. Operand 19395 states and 92892 transitions. [2021-11-21 01:06:57,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 01:06:57,146 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:06:57,146 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:06:57,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-21 01:06:57,147 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-21 01:06:57,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:06:57,147 INFO L85 PathProgramCache]: Analyzing trace with hash -611783624, now seen corresponding path program 1 times [2021-11-21 01:06:57,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:06:57,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371889160] [2021-11-21 01:06:57,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:06:57,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:06:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 01:06:57,188 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-21 01:06:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 01:06:57,222 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-21 01:06:57,226 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-21 01:06:57,227 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (5 of 6 remaining) [2021-11-21 01:06:57,227 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2021-11-21 01:06:57,227 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 6 remaining) [2021-11-21 01:06:57,227 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2021-11-21 01:06:57,228 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2021-11-21 01:06:57,228 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2021-11-21 01:06:57,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-21 01:06:57,229 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-11-21 01:06:57,229 WARN L234 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-21 01:06:57,229 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-11-21 01:06:57,248 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,248 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,249 WARN L322 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,249 WARN L322 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,249 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,249 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,249 WARN L322 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,250 WARN L322 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,250 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,250 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,250 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,250 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,252 WARN L322 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,252 WARN L322 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,252 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,252 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,252 WARN L322 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,252 WARN L322 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,253 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,253 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,253 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,253 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,254 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,254 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,254 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,254 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,254 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,254 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,255 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,255 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,255 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,255 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,255 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,255 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,256 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,256 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,256 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,256 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,256 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,257 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,257 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,257 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,257 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,257 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,257 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,258 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,258 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,258 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,258 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,258 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,259 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,259 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,259 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,259 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,259 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,259 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,260 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,260 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,274 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,274 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,274 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,274 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,274 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,275 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,275 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,275 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,275 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,275 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,275 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,276 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,276 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,276 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,276 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,276 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,277 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,277 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,277 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,277 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,279 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,279 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,279 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,279 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,279 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,280 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,280 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,280 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,280 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,280 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,280 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,281 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,281 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,281 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,281 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,281 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,281 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,282 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,282 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,282 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,282 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,282 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,283 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,283 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,283 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,283 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,283 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,283 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,284 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,284 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,284 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,284 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,284 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,285 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,285 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,285 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,285 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,286 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,286 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,286 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,286 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,286 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,286 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,287 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,287 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,287 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,287 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,287 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,287 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,288 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,288 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,288 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,288 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,288 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,289 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,289 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,289 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,289 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,289 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,290 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,290 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,290 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,290 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,290 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,290 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,291 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,291 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,291 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,291 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,291 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,291 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,292 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,292 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,292 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,292 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,292 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,293 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,293 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,293 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,294 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,294 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,294 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,297 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,298 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,298 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,298 WARN L322 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,299 WARN L322 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,299 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,299 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,299 WARN L322 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,300 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,300 WARN L322 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,300 WARN L322 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,300 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,301 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,301 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,301 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,301 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,301 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,302 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,302 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,302 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,305 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,305 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,305 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,306 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,306 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,306 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,306 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,306 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,307 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,307 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,307 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,307 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,308 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,308 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,308 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,308 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,309 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,309 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,309 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,309 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,309 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,310 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~rval~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,310 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,310 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_~count~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 01:06:57,310 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-21 01:06:57,312 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:06:57,312 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 [2021-11-21 01:06:57,313 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-21 01:06:57,315 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-21 01:06:57,315 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 223 places, 250 transitions, 564 flow [2021-11-21 01:06:57,316 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 223 places, 250 transitions, 564 flow [2021-11-21 01:06:57,316 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 223 places, 250 transitions, 564 flow [2021-11-21 01:06:57,349 INFO L129 PetriNetUnfolder]: 25/179 cut-off events. [2021-11-21 01:06:57,350 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-11-21 01:06:57,352 INFO L84 FinitePrefix]: Finished finitePrefix Result has 208 conditions, 179 events. 25/179 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 418 event pairs, 0 based on Foata normal form. 0/148 useless extension candidates. Maximal degree in co-relation 199. Up to 10 conditions per place. [2021-11-21 01:06:57,364 INFO L116 LiptonReduction]: Number of co-enabled transitions 8520 [2021-11-21 01:07:01,631 INFO L131 LiptonReduction]: Checked pairs total: 19106 [2021-11-21 01:07:01,632 INFO L133 LiptonReduction]: Total number of compositions: 243 [2021-11-21 01:07:01,635 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 75 places, 74 transitions, 212 flow [2021-11-21 01:07:05,271 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 80086 states, 80079 states have (on average 6.549282583448845) internal successors, (524460), 80085 states have internal predecessors, (524460), 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) [2021-11-21 01:07:05,448 INFO L276 IsEmpty]: Start isEmpty. Operand has 80086 states, 80079 states have (on average 6.549282583448845) internal successors, (524460), 80085 states have internal predecessors, (524460), 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) [2021-11-21 01:07:05,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 01:07:05,449 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:07:05,450 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:07:05,450 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-21 01:07:05,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:07:05,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1998757005, now seen corresponding path program 1 times [2021-11-21 01:07:05,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:07:05,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117842788] [2021-11-21 01:07:05,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:07:05,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:07:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:07:05,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:07:05,476 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:07:05,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117842788] [2021-11-21 01:07:05,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117842788] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:07:05,476 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:07:05,477 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:07:05,477 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880192044] [2021-11-21 01:07:05,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:07:05,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:07:05,478 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:07:05,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:07:05,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:07:05,622 INFO L87 Difference]: Start difference. First operand has 80086 states, 80079 states have (on average 6.549282583448845) internal successors, (524460), 80085 states have internal predecessors, (524460), 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 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 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) [2021-11-21 01:07:07,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:07:07,222 INFO L93 Difference]: Finished difference Result 63969 states and 378472 transitions. [2021-11-21 01:07:07,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:07:07,223 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 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 8 [2021-11-21 01:07:07,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:07:07,998 INFO L225 Difference]: With dead ends: 63969 [2021-11-21 01:07:07,999 INFO L226 Difference]: Without dead ends: 63969 [2021-11-21 01:07:07,999 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 [2021-11-21 01:07:08,001 INFO L933 BasicCegarLoop]: 23 mSDtfsCounter, 35 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:07:08,003 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 44 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 01:07:08,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63969 states. [2021-11-21 01:07:11,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63969 to 63969. [2021-11-21 01:07:11,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63969 states, 63967 states have (on average 5.9166757859521315) internal successors, (378472), 63968 states have internal predecessors, (378472), 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) [2021-11-21 01:07:12,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63969 states to 63969 states and 378472 transitions. [2021-11-21 01:07:12,932 INFO L78 Accepts]: Start accepts. Automaton has 63969 states and 378472 transitions. Word has length 8 [2021-11-21 01:07:12,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:07:12,932 INFO L470 AbstractCegarLoop]: Abstraction has 63969 states and 378472 transitions. [2021-11-21 01:07:12,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 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) [2021-11-21 01:07:12,932 INFO L276 IsEmpty]: Start isEmpty. Operand 63969 states and 378472 transitions. [2021-11-21 01:07:12,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 01:07:12,935 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:07:12,935 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:07:12,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-21 01:07:12,936 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-21 01:07:12,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:07:12,936 INFO L85 PathProgramCache]: Analyzing trace with hash -1669980963, now seen corresponding path program 1 times [2021-11-21 01:07:12,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:07:12,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424403883] [2021-11-21 01:07:12,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:07:12,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:07:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:07:13,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:07:13,123 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:07:13,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424403883] [2021-11-21 01:07:13,124 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424403883] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:07:13,124 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:07:13,124 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 01:07:13,124 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164174662] [2021-11-21 01:07:13,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:07:13,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 01:07:13,125 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:07:13,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 01:07:13,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-21 01:07:13,126 INFO L87 Difference]: Start difference. First operand 63969 states and 378472 transitions. Second operand has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 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) [2021-11-21 01:07:16,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:07:16,534 INFO L93 Difference]: Finished difference Result 162901 states and 955301 transitions. [2021-11-21 01:07:16,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-21 01:07:16,535 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 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 18 [2021-11-21 01:07:16,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:07:18,388 INFO L225 Difference]: With dead ends: 162901 [2021-11-21 01:07:18,388 INFO L226 Difference]: Without dead ends: 162901 [2021-11-21 01:07:18,388 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:07:18,389 INFO L933 BasicCegarLoop]: 80 mSDtfsCounter, 135 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:07:18,389 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 252 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 01:07:18,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162901 states. [2021-11-21 01:07:26,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162901 to 140975. [2021-11-21 01:07:26,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140975 states, 140973 states have (on average 5.959268796152455) internal successors, (840096), 140974 states have internal predecessors, (840096), 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) [2021-11-21 01:07:28,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140975 states to 140975 states and 840096 transitions. [2021-11-21 01:07:28,757 INFO L78 Accepts]: Start accepts. Automaton has 140975 states and 840096 transitions. Word has length 18 [2021-11-21 01:07:28,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:07:28,758 INFO L470 AbstractCegarLoop]: Abstraction has 140975 states and 840096 transitions. [2021-11-21 01:07:28,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 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) [2021-11-21 01:07:28,758 INFO L276 IsEmpty]: Start isEmpty. Operand 140975 states and 840096 transitions. [2021-11-21 01:07:28,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 01:07:28,764 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:07:28,764 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:07:28,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-21 01:07:28,765 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-21 01:07:28,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:07:28,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1652176967, now seen corresponding path program 2 times [2021-11-21 01:07:28,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:07:28,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368261553] [2021-11-21 01:07:28,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:07:28,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:07:28,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:07:28,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:07:28,791 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:07:28,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368261553] [2021-11-21 01:07:28,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368261553] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:07:28,792 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:07:28,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:07:28,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488921985] [2021-11-21 01:07:28,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:07:28,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:07:28,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:07:28,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:07:28,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:07:28,794 INFO L87 Difference]: Start difference. First operand 140975 states and 840096 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-11-21 01:07:30,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:07:30,638 INFO L93 Difference]: Finished difference Result 69754 states and 393790 transitions. [2021-11-21 01:07:30,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:07:30,639 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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 18 [2021-11-21 01:07:30,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:07:31,173 INFO L225 Difference]: With dead ends: 69754 [2021-11-21 01:07:31,174 INFO L226 Difference]: Without dead ends: 69754 [2021-11-21 01:07:31,174 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 [2021-11-21 01:07:31,175 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 38 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:07:31,175 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 44 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 01:07:31,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69754 states. [2021-11-21 01:07:34,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69754 to 68116. [2021-11-21 01:07:34,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68116 states, 68114 states have (on average 5.639046304724433) internal successors, (384098), 68115 states have internal predecessors, (384098), 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) [2021-11-21 01:07:35,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68116 states to 68116 states and 384098 transitions. [2021-11-21 01:07:35,106 INFO L78 Accepts]: Start accepts. Automaton has 68116 states and 384098 transitions. Word has length 18 [2021-11-21 01:07:35,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:07:35,106 INFO L470 AbstractCegarLoop]: Abstraction has 68116 states and 384098 transitions. [2021-11-21 01:07:35,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-11-21 01:07:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand 68116 states and 384098 transitions. [2021-11-21 01:07:35,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 01:07:35,108 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:07:35,109 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:07:35,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-21 01:07:35,109 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-21 01:07:35,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:07:35,110 INFO L85 PathProgramCache]: Analyzing trace with hash -229521565, now seen corresponding path program 1 times [2021-11-21 01:07:35,110 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:07:35,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872078941] [2021-11-21 01:07:35,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:07:35,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:07:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 01:07:35,126 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-21 01:07:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 01:07:35,147 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-21 01:07:35,147 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-21 01:07:35,148 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2021-11-21 01:07:35,148 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2021-11-21 01:07:35,148 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2021-11-21 01:07:35,148 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining) [2021-11-21 01:07:35,149 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 7 remaining) [2021-11-21 01:07:35,149 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2021-11-21 01:07:35,149 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2021-11-21 01:07:35,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-21 01:07:35,150 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2021-11-21 01:07:35,154 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 4 thread instances [2021-11-21 01:07:35,154 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-21 01:07:35,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:07:35 BasicIcfg [2021-11-21 01:07:35,216 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-21 01:07:35,217 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 01:07:35,217 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 01:07:35,217 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 01:07:35,218 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:06:41" (3/4) ... [2021-11-21 01:07:35,219 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-21 01:07:35,288 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/witness.graphml [2021-11-21 01:07:35,288 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 01:07:35,289 INFO L158 Benchmark]: Toolchain (without parser) took 55252.01ms. Allocated memory was 94.4MB in the beginning and 14.8GB in the end (delta: 14.8GB). Free memory was 51.2MB in the beginning and 11.3GB in the end (delta: -11.2GB). Peak memory consumption was 3.6GB. Max. memory is 16.1GB. [2021-11-21 01:07:35,289 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 94.4MB. Free memory is still 69.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:07:35,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.37ms. Allocated memory is still 94.4MB. Free memory was 51.0MB in the beginning and 60.2MB in the end (delta: -9.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 01:07:35,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.47ms. Allocated memory is still 94.4MB. Free memory was 60.2MB in the beginning and 58.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:07:35,290 INFO L158 Benchmark]: Boogie Preprocessor took 27.28ms. Allocated memory is still 94.4MB. Free memory was 58.4MB in the beginning and 57.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 01:07:35,291 INFO L158 Benchmark]: RCFGBuilder took 471.42ms. Allocated memory is still 94.4MB. Free memory was 56.8MB in the beginning and 45.3MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-21 01:07:35,291 INFO L158 Benchmark]: TraceAbstraction took 54050.25ms. Allocated memory was 94.4MB in the beginning and 14.8GB in the end (delta: 14.8GB). Free memory was 44.7MB in the beginning and 11.3GB in the end (delta: -11.2GB). Peak memory consumption was 3.5GB. Max. memory is 16.1GB. [2021-11-21 01:07:35,292 INFO L158 Benchmark]: Witness Printer took 71.52ms. Allocated memory is still 14.8GB. Free memory was 11.3GB in the beginning and 11.3GB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 01:07:35,294 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 94.4MB. Free memory is still 69.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.37ms. Allocated memory is still 94.4MB. Free memory was 51.0MB in the beginning and 60.2MB in the end (delta: -9.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.47ms. Allocated memory is still 94.4MB. Free memory was 60.2MB in the beginning and 58.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.28ms. Allocated memory is still 94.4MB. Free memory was 58.4MB in the beginning and 57.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 471.42ms. Allocated memory is still 94.4MB. Free memory was 56.8MB in the beginning and 45.3MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 54050.25ms. Allocated memory was 94.4MB in the beginning and 14.8GB in the end (delta: 14.8GB). Free memory was 44.7MB in the beginning and 11.3GB in the end (delta: -11.2GB). Peak memory consumption was 3.5GB. Max. memory is 16.1GB. * Witness Printer took 71.52ms. Allocated memory is still 14.8GB. Free memory was 11.3GB in the beginning and 11.3GB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.4s, 85 PlacesBefore, 27 PlacesAfterwards, 91 TransitionsBefore, 26 TransitionsAfterwards, 2598 CoEnabledTransitionPairs, 6 FixpointIterations, 20 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 15 ConcurrentYvCompositions, 7 ChoiceCompositions, 84 TotalNumberOfCompositions, 3154 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2530, positive: 2465, positive conditional: 0, positive unconditional: 2465, negative: 65, negative conditional: 0, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1724, positive: 1697, positive conditional: 0, positive unconditional: 1697, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1724, positive: 1675, positive conditional: 0, positive unconditional: 1675, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 130, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2530, positive: 768, positive conditional: 0, positive unconditional: 768, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 1724, unknown conditional: 0, unknown unconditional: 1724] , Statistics on independence cache: Total cache size (in pairs): 88, Positive cache size: 77, Positive conditional cache size: 0, Positive unconditional cache size: 77, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.6s, 131 PlacesBefore, 45 PlacesAfterwards, 144 TransitionsBefore, 44 TransitionsAfterwards, 4260 CoEnabledTransitionPairs, 6 FixpointIterations, 53 TrivialSequentialCompositions, 37 ConcurrentSequentialCompositions, 9 TrivialYvCompositions, 19 ConcurrentYvCompositions, 14 ChoiceCompositions, 132 TotalNumberOfCompositions, 7550 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4950, positive: 4805, positive conditional: 0, positive unconditional: 4805, negative: 145, negative conditional: 0, negative unconditional: 145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2821, positive: 2775, positive conditional: 0, positive unconditional: 2775, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2821, positive: 2739, positive conditional: 0, positive unconditional: 2739, negative: 82, negative conditional: 0, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 82, positive: 36, positive conditional: 0, positive unconditional: 36, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 81, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4950, positive: 2030, positive conditional: 0, positive unconditional: 2030, negative: 99, negative conditional: 0, negative unconditional: 99, unknown: 2821, unknown conditional: 0, unknown unconditional: 2821] , Statistics on independence cache: Total cache size (in pairs): 289, Positive cache size: 271, Positive conditional cache size: 0, Positive unconditional cache size: 271, Negative cache size: 18, Negative conditional cache size: 0, Negative unconditional cache size: 18 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3.5s, 177 PlacesBefore, 60 PlacesAfterwards, 197 TransitionsBefore, 59 TransitionsAfterwards, 6234 CoEnabledTransitionPairs, 6 FixpointIterations, 83 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 21 TrivialYvCompositions, 23 ConcurrentYvCompositions, 21 ChoiceCompositions, 190 TotalNumberOfCompositions, 12795 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 7336, positive: 7141, positive conditional: 0, positive unconditional: 7141, negative: 195, negative conditional: 0, negative unconditional: 195, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3993, positive: 3931, positive conditional: 0, positive unconditional: 3931, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3993, positive: 3861, positive conditional: 0, positive unconditional: 3861, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 132, positive: 70, positive conditional: 0, positive unconditional: 70, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7336, positive: 3210, positive conditional: 0, positive unconditional: 3210, negative: 133, negative conditional: 0, negative unconditional: 133, unknown: 3993, unknown conditional: 0, unknown unconditional: 3993] , Statistics on independence cache: Total cache size (in pairs): 380, Positive cache size: 354, Positive conditional cache size: 0, Positive unconditional cache size: 354, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4.3s, 223 PlacesBefore, 75 PlacesAfterwards, 250 TransitionsBefore, 74 TransitionsAfterwards, 8520 CoEnabledTransitionPairs, 6 FixpointIterations, 120 TrivialSequentialCompositions, 46 ConcurrentSequentialCompositions, 26 TrivialYvCompositions, 23 ConcurrentYvCompositions, 28 ChoiceCompositions, 243 TotalNumberOfCompositions, 19106 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 10910, positive: 10659, positive conditional: 0, positive unconditional: 10659, negative: 251, negative conditional: 0, negative unconditional: 251, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5390, positive: 5305, positive conditional: 0, positive unconditional: 5305, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5390, positive: 5209, positive conditional: 0, positive unconditional: 5209, negative: 181, negative conditional: 0, negative unconditional: 181, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 181, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 152, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10910, positive: 5354, positive conditional: 0, positive unconditional: 5354, negative: 166, negative conditional: 0, negative unconditional: 166, unknown: 5390, unknown conditional: 0, unknown unconditional: 5390] , Statistics on independence cache: Total cache size (in pairs): 666, Positive cache size: 622, Positive conditional cache size: 0, Positive unconditional cache size: 622, Negative cache size: 44, Negative conditional cache size: 0, Negative unconditional cache size: 44 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 710]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L685] 0 int usecount; [L686] 0 int locked; [L687] 0 int flag1 = 0; [L688] 0 int flag2 = 0; [L689] 0 int release_thr1 = 0; [L744] 0 pthread_t t; [L745] FCALL, FORK 0 pthread_create(&t, 0, thr1, 0) VAL [flag1=0, flag2=0, locked=0, pthread_create(&t, 0, thr1, 0)=-2, release_thr1=0, t={3:0}, usecount=0] [L717] 1 void* rval; [L718] 1 int count; [L719] 1 usecount = 0 VAL [arg={0:0}, arg={0:0}, flag1=0, flag2=0, locked=0, release_thr1=0, usecount=0] [L720] 1 locked = 0 VAL [arg={0:0}, arg={0:0}, flag1=0, flag2=0, locked=0, release_thr1=0, usecount=0] [L721] 1 release_thr1 = 1 VAL [arg={0:0}, arg={0:0}, flag1=0, flag2=0, locked=0, release_thr1=1, usecount=0] [L746] COND TRUE 0 1 [L746] FCALL, FORK 0 pthread_create(&t, 0, thr2, 0) VAL [arg={0:0}, flag1=0, flag2=0, locked=0, pthread_create(&t, 0, thr2, 0)=-1, release_thr1=1, t={3:0}, usecount=0] [L692] COND FALSE 2 !(!release_thr1) [L693] 2 usecount = usecount + 1 VAL [arg={0:0}, arg={0:0}, flag1=0, flag2=0, locked=0, release_thr1=1, usecount=1] [L694] COND FALSE 2 !(\read(locked)) VAL [arg={0:0}, arg={0:0}, flag1=0, flag2=0, locked=0, release_thr1=1, usecount=1] [L696] 2 locked = 1 VAL [arg={0:0}, arg={0:0}, flag1=0, flag2=0, locked=1, release_thr1=1, usecount=1] [L697] 2 flag1 = 1 [L698] 2 return 0; [L722] COND TRUE 1 1 [L724] COND TRUE 1 \read(flag1) VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, flag1=1, flag2=0, locked=1, release_thr1=1, usecount=1] [L729] 1 rval = (void*)__VERIFIER_nondet_int() [L730] COND TRUE 1 rval == 0 [L732] 1 count = 1 [L733] CALL 1 dummy_release () [L702] 1 usecount = usecount - 1 [L703] 1 locked = 0 [L733] RET 1 dummy_release () [L738] COND TRUE 1 count != 0 VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, count=1, flag1=1, flag2=0, locked=0, release_thr1=1, rval={0:0}, usecount=0] [L729] 1 rval = (void*)__VERIFIER_nondet_int() [L730] COND FALSE 1 !(rval == 0) [L736] 1 count = 0 VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, count=0, flag1=1, flag2=0, locked=0, release_thr1=1, rval={0:-3}, usecount=0] [L738] COND FALSE 1 !(count != 0) [L739] CALL 1 dummy_release () [L702] 1 usecount = usecount - 1 [L703] 1 locked = 0 VAL [\result={0:0}, arg={0:0}, arg={0:0}, flag1=1, flag2=0, locked=0, release_thr1=1, usecount=-1] [L739] RET 1 dummy_release () [L740] CALL 1 unregister_chrdev () [L708] COND TRUE 1 usecount != 0 [L710] 1 reach_error() VAL [\result={0:0}, arg={0:0}, arg={0:0}, flag1=1, flag2=0, locked=0, release_thr1=1, usecount=-1] - UnprovableResult [Line: 745]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 746]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 123 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 1, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.5s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=257occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 7 procedures, 165 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.8s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34 IncrementalHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 15 mSDtfsCounter, 34 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2218occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances CFG has 9 procedures, 207 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 9.6s, OverallIterations: 3, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 4.5s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 134 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 134 mSDsluCounter, 241 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 266 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 263 IncrementalHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 84 mSDtfsCounter, 263 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19395occurred in iteration=2, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.7s AutomataMinimizationTime, 2 MinimizatonAttempts, 3456 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 117 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 4 thread instances CFG has 11 procedures, 249 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 37.8s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.2s, AutomataDifference: 10.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 8.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 208 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 208 mSDsluCounter, 340 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 369 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 393 IncrementalHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 130 mSDtfsCounter, 393 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=140975occurred in iteration=2, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 19.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 23564 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 41 ConstructedInterpolants, 0 QuantifiedInterpolants, 136 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-21 01:07:35,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67fa03ab-c8dc-456d-a0c1-5aae54f795f5/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE