./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-atomic/lamport-b.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-atomic/lamport-b.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 991793f8d7262fdf8fcd914d5c9fbaf399d7f573a6d3b742f5710da63c18b7e1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 13:22:45,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 13:22:45,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 13:22:45,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 13:22:45,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 13:22:45,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 13:22:45,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 13:22:45,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 13:22:45,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 13:22:45,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 13:22:45,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 13:22:45,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 13:22:45,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 13:22:45,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 13:22:45,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 13:22:45,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 13:22:45,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 13:22:45,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 13:22:45,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 13:22:45,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 13:22:45,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 13:22:45,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 13:22:45,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 13:22:45,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 13:22:45,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 13:22:45,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 13:22:45,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 13:22:45,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 13:22:45,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 13:22:45,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 13:22:45,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 13:22:45,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 13:22:45,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 13:22:45,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 13:22:45,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 13:22:45,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 13:22:45,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 13:22:45,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 13:22:45,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 13:22:45,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 13:22:45,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 13:22:45,514 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/config/svcomp-DataRace-32bit-Taipan_Default.epf [2021-11-19 13:22:45,566 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 13:22:45,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 13:22:45,568 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 13:22:45,568 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 13:22:45,569 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 13:22:45,569 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 13:22:45,569 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 13:22:45,569 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 13:22:45,569 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 13:22:45,570 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 13:22:45,577 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 13:22:45,577 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 13:22:45,577 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 13:22:45,578 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 13:22:45,578 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 13:22:45,578 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 13:22:45,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 13:22:45,579 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 13:22:45,579 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-19 13:22:45,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 13:22:45,580 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 13:22:45,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 13:22:45,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 13:22:45,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 13:22:45,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 13:22:45,581 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-19 13:22:45,581 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 13:22:45,582 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 13:22:45,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 13:22:45,583 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 13:22:45,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 13:22:45,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 13:22:45,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 13:22:45,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 13:22:45,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 13:22:45,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 13:22:45,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 13:22:45,586 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 13:22:45,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 13:22:45,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 13:22:45,586 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 13:22:45,586 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 13:22:45,587 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_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 991793f8d7262fdf8fcd914d5c9fbaf399d7f573a6d3b742f5710da63c18b7e1 [2021-11-19 13:22:45,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 13:22:45,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 13:22:45,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 13:22:45,900 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 13:22:45,901 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 13:22:45,902 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/pthread-atomic/lamport-b.i [2021-11-19 13:22:45,966 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/data/c92e77add/8376295e470244288160acb92e6d8671/FLAG9c8be70a2 [2021-11-19 13:22:46,492 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 13:22:46,493 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/sv-benchmarks/c/pthread-atomic/lamport-b.i [2021-11-19 13:22:46,509 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/data/c92e77add/8376295e470244288160acb92e6d8671/FLAG9c8be70a2 [2021-11-19 13:22:46,803 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/data/c92e77add/8376295e470244288160acb92e6d8671 [2021-11-19 13:22:46,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 13:22:46,806 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 13:22:46,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 13:22:46,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 13:22:46,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 13:22:46,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:22:46" (1/1) ... [2021-11-19 13:22:46,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5300a187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:22:46, skipping insertion in model container [2021-11-19 13:22:46,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:22:46" (1/1) ... [2021-11-19 13:22:46,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 13:22:46,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 13:22:47,175 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_49e39f0c-f114-40d9-b751-ecc71843ada8/sv-benchmarks/c/pthread-atomic/lamport-b.i[30203,30216] [2021-11-19 13:22:47,181 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_49e39f0c-f114-40d9-b751-ecc71843ada8/sv-benchmarks/c/pthread-atomic/lamport-b.i[30581,30594] [2021-11-19 13:22:47,189 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 13:22:47,197 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 13:22:47,259 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_49e39f0c-f114-40d9-b751-ecc71843ada8/sv-benchmarks/c/pthread-atomic/lamport-b.i[30203,30216] [2021-11-19 13:22:47,278 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_49e39f0c-f114-40d9-b751-ecc71843ada8/sv-benchmarks/c/pthread-atomic/lamport-b.i[30581,30594] [2021-11-19 13:22:47,284 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 13:22:47,339 INFO L208 MainTranslator]: Completed translation [2021-11-19 13:22:47,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:22:47 WrapperNode [2021-11-19 13:22:47,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 13:22:47,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 13:22:47,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 13:22:47,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 13:22:47,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:22:47" (1/1) ... [2021-11-19 13:22:47,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:22:47" (1/1) ... [2021-11-19 13:22:47,394 INFO L137 Inliner]: procedures = 167, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2021-11-19 13:22:47,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 13:22:47,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 13:22:47,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 13:22:47,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 13:22:47,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:22:47" (1/1) ... [2021-11-19 13:22:47,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:22:47" (1/1) ... [2021-11-19 13:22:47,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:22:47" (1/1) ... [2021-11-19 13:22:47,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:22:47" (1/1) ... [2021-11-19 13:22:47,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:22:47" (1/1) ... [2021-11-19 13:22:47,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:22:47" (1/1) ... [2021-11-19 13:22:47,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:22:47" (1/1) ... [2021-11-19 13:22:47,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 13:22:47,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 13:22:47,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 13:22:47,438 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 13:22:47,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:22:47" (1/1) ... [2021-11-19 13:22:47,457 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 13:22:47,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 13:22:47,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 13:22:47,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 13:22:47,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-19 13:22:47,544 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-11-19 13:22:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-11-19 13:22:47,544 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-19 13:22:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-19 13:22:47,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-19 13:22:47,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 13:22:47,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 13:22:47,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 13:22:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 13:22:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 13:22:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 13:22:47,548 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-19 13:22:47,704 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 13:22:47,706 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 13:22:48,026 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 13:22:48,038 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 13:22:48,039 INFO L301 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-19 13:22:48,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:22:48 BoogieIcfgContainer [2021-11-19 13:22:48,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 13:22:48,043 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 13:22:48,044 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 13:22:48,049 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 13:22:48,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 01:22:46" (1/3) ... [2021-11-19 13:22:48,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b72fc7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 01:22:48, skipping insertion in model container [2021-11-19 13:22:48,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:22:47" (2/3) ... [2021-11-19 13:22:48,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b72fc7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 01:22:48, skipping insertion in model container [2021-11-19 13:22:48,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:22:48" (3/3) ... [2021-11-19 13:22:48,053 INFO L111 eAbstractionObserver]: Analyzing ICFG lamport-b.i [2021-11-19 13:22:48,059 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-19 13:22:48,059 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 13:22:48,060 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2021-11-19 13:22:48,060 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-19 13:22:48,108 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,109 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,109 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,109 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,110 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,110 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,110 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,110 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,111 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,111 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,111 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,112 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,112 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,112 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,112 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,113 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,113 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,113 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,113 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,114 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,114 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,114 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,114 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,115 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,115 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,115 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,115 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,116 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,116 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,116 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,117 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,117 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,117 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,117 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,118 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,118 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,118 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,118 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,119 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,119 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,119 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,119 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,120 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,120 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,120 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,120 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,121 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,121 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,121 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,122 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,122 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,122 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,122 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,122 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,123 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,123 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,123 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,124 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,124 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,124 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,124 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,125 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,125 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,125 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,125 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,126 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,126 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,126 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,126 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,127 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,127 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,127 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,127 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,127 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,128 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,128 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,128 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,128 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,129 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,129 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,129 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,129 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,130 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,130 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,130 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,131 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,131 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,131 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,131 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,132 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,132 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,132 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,135 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,135 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,135 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,135 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,136 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,136 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,136 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,136 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,137 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,137 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,137 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,137 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,138 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,138 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,138 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,138 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,139 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,139 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,139 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,139 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,140 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,140 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,140 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,140 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,140 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,141 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,141 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,141 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,141 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,142 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,142 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,142 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,143 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,143 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,143 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,143 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,143 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,144 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,144 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,144 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,144 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,145 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,145 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,145 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,145 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,145 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,146 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,146 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,146 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,147 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,147 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,147 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,147 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,147 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,148 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,148 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,148 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,148 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,149 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,149 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,149 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,149 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,149 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,150 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,150 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,150 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,150 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,150 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,151 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,151 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,151 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,151 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,152 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,152 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,152 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,152 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,152 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,153 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,153 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,153 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,153 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,153 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,154 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,154 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,154 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,155 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,155 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,155 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,155 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,155 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,156 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,156 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,160 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,160 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,161 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,161 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,161 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,161 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,161 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,162 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,162 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,162 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,162 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,162 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,166 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,166 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,166 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,167 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,167 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,167 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,167 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,167 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,168 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,168 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,168 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,168 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 13:22:48,171 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-19 13:22:48,221 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 13:22:48,229 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 [2021-11-19 13:22:48,230 INFO L340 AbstractCegarLoop]: Starting to check reachability of 64 error locations. [2021-11-19 13:22:48,271 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-19 13:22:48,285 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 232 places, 249 transitions, 514 flow [2021-11-19 13:22:48,287 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 232 places, 249 transitions, 514 flow [2021-11-19 13:22:48,289 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 232 places, 249 transitions, 514 flow [2021-11-19 13:22:48,447 INFO L129 PetriNetUnfolder]: 24/247 cut-off events. [2021-11-19 13:22:48,448 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-19 13:22:48,457 INFO L84 FinitePrefix]: Finished finitePrefix Result has 256 conditions, 247 events. 24/247 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 732 event pairs, 0 based on Foata normal form. 0/191 useless extension candidates. Maximal degree in co-relation 209. Up to 5 conditions per place. [2021-11-19 13:22:48,477 INFO L116 LiptonReduction]: Number of co-enabled transitions 24320 [2021-11-19 13:22:51,702 INFO L131 LiptonReduction]: Checked pairs total: 148219 [2021-11-19 13:22:51,702 INFO L133 LiptonReduction]: Total number of compositions: 126 [2021-11-19 13:22:51,711 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 138 places, 155 transitions, 326 flow [2021-11-19 13:22:52,130 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 11101 states, 10574 states have (on average 3.160109703045205) internal successors, (33415), 11100 states have internal predecessors, (33415), 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) [2021-11-19 13:22:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand has 11101 states, 10574 states have (on average 3.160109703045205) internal successors, (33415), 11100 states have internal predecessors, (33415), 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) [2021-11-19 13:22:52,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-19 13:22:52,183 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:22:52,184 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-19 13:22:52,185 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err11ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2021-11-19 13:22:52,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:22:52,191 INFO L85 PathProgramCache]: Analyzing trace with hash 28967009, now seen corresponding path program 1 times [2021-11-19 13:22:52,200 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 13:22:52,201 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912439666] [2021-11-19 13:22:52,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:22:52,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 13:22:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:22:52,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 13:22:52,484 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 13:22:52,484 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912439666] [2021-11-19 13:22:52,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912439666] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 13:22:52,486 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 13:22:52,487 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 13:22:52,489 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203587470] [2021-11-19 13:22:52,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 13:22:52,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-19 13:22:52,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 13:22:52,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-19 13:22:52,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 13:22:52,543 INFO L87 Difference]: Start difference. First operand has 11101 states, 10574 states have (on average 3.160109703045205) internal successors, (33415), 11100 states have internal predecessors, (33415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2021-11-19 13:22:52,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:22:52,803 INFO L93 Difference]: Finished difference Result 7441 states and 19700 transitions. [2021-11-19 13:22:52,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 13:22:52,806 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 4 [2021-11-19 13:22:52,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:22:52,906 INFO L225 Difference]: With dead ends: 7441 [2021-11-19 13:22:52,906 INFO L226 Difference]: Without dead ends: 7438 [2021-11-19 13:22:52,907 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 13:22:52,912 INFO L933 BasicCegarLoop]: 88 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 13:22:52,913 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 13:22:52,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7438 states. [2021-11-19 13:22:53,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7438 to 7438. [2021-11-19 13:22:53,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7438 states, 7183 states have (on average 2.7416121397744675) internal successors, (19693), 7437 states have internal predecessors, (19693), 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) [2021-11-19 13:22:53,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7438 states to 7438 states and 19693 transitions. [2021-11-19 13:22:53,443 INFO L78 Accepts]: Start accepts. Automaton has 7438 states and 19693 transitions. Word has length 4 [2021-11-19 13:22:53,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:22:53,444 INFO L470 AbstractCegarLoop]: Abstraction has 7438 states and 19693 transitions. [2021-11-19 13:22:53,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2021-11-19 13:22:53,445 INFO L276 IsEmpty]: Start isEmpty. Operand 7438 states and 19693 transitions. [2021-11-19 13:22:53,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-19 13:22:53,446 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:22:53,446 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-19 13:22:53,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-19 13:22:53,447 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2021-11-19 13:22:53,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:22:53,448 INFO L85 PathProgramCache]: Analyzing trace with hash 2065638281, now seen corresponding path program 1 times [2021-11-19 13:22:53,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 13:22:53,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415872708] [2021-11-19 13:22:53,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:22:53,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 13:22:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:22:53,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 13:22:53,524 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 13:22:53,524 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415872708] [2021-11-19 13:22:53,524 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415872708] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 13:22:53,525 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 13:22:53,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 13:22:53,525 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432330530] [2021-11-19 13:22:53,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 13:22:53,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 13:22:53,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 13:22:53,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 13:22:53,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 13:22:53,530 INFO L87 Difference]: Start difference. First operand 7438 states and 19693 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 13:22:53,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:22:53,758 INFO L93 Difference]: Finished difference Result 7552 states and 19989 transitions. [2021-11-19 13:22:53,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 13:22:53,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-19 13:22:53,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:22:53,831 INFO L225 Difference]: With dead ends: 7552 [2021-11-19 13:22:53,831 INFO L226 Difference]: Without dead ends: 7552 [2021-11-19 13:22:53,832 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 [2021-11-19 13:22:53,833 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 67 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 13:22:53,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 209 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 13:22:53,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7552 states. [2021-11-19 13:22:54,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7552 to 7552. [2021-11-19 13:22:54,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7552 states, 7297 states have (on average 2.7393449362751814) internal successors, (19989), 7551 states have internal predecessors, (19989), 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) [2021-11-19 13:22:54,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7552 states to 7552 states and 19989 transitions. [2021-11-19 13:22:54,265 INFO L78 Accepts]: Start accepts. Automaton has 7552 states and 19989 transitions. Word has length 6 [2021-11-19 13:22:54,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:22:54,266 INFO L470 AbstractCegarLoop]: Abstraction has 7552 states and 19989 transitions. [2021-11-19 13:22:54,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 13:22:54,266 INFO L276 IsEmpty]: Start isEmpty. Operand 7552 states and 19989 transitions. [2021-11-19 13:22:54,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-19 13:22:54,267 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:22:54,267 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 13:22:54,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-19 13:22:54,268 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2021-11-19 13:22:54,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:22:54,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1631846420, now seen corresponding path program 1 times [2021-11-19 13:22:54,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 13:22:54,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359415306] [2021-11-19 13:22:54,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:22:54,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 13:22:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:22:54,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 13:22:54,313 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 13:22:54,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359415306] [2021-11-19 13:22:54,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359415306] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 13:22:54,314 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 13:22:54,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 13:22:54,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817462333] [2021-11-19 13:22:54,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 13:22:54,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 13:22:54,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 13:22:54,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 13:22:54,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 13:22:54,316 INFO L87 Difference]: Start difference. First operand 7552 states and 19989 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 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) [2021-11-19 13:22:54,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:22:54,505 INFO L93 Difference]: Finished difference Result 7782 states and 20582 transitions. [2021-11-19 13:22:54,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 13:22:54,506 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 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 [2021-11-19 13:22:54,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:22:54,572 INFO L225 Difference]: With dead ends: 7782 [2021-11-19 13:22:54,573 INFO L226 Difference]: Without dead ends: 7782 [2021-11-19 13:22:54,573 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 [2021-11-19 13:22:54,577 INFO L933 BasicCegarLoop]: 129 mSDtfsCounter, 68 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 13:22:54,578 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 207 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 13:22:54,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7782 states. [2021-11-19 13:22:54,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7782 to 7664. [2021-11-19 13:22:54,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7664 states, 7410 states have (on average 2.7365721997300945) internal successors, (20278), 7663 states have internal predecessors, (20278), 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) [2021-11-19 13:22:54,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7664 states to 7664 states and 20278 transitions. [2021-11-19 13:22:54,986 INFO L78 Accepts]: Start accepts. Automaton has 7664 states and 20278 transitions. Word has length 8 [2021-11-19 13:22:54,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:22:54,987 INFO L470 AbstractCegarLoop]: Abstraction has 7664 states and 20278 transitions. [2021-11-19 13:22:54,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 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) [2021-11-19 13:22:54,987 INFO L276 IsEmpty]: Start isEmpty. Operand 7664 states and 20278 transitions. [2021-11-19 13:22:54,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-19 13:22:54,988 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:22:54,988 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 13:22:54,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-19 13:22:54,989 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2021-11-19 13:22:54,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:22:54,990 INFO L85 PathProgramCache]: Analyzing trace with hash -856000632, now seen corresponding path program 1 times [2021-11-19 13:22:54,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 13:22:54,990 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657563972] [2021-11-19 13:22:54,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:22:54,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 13:22:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:22:55,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 13:22:55,024 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 13:22:55,024 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657563972] [2021-11-19 13:22:55,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657563972] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 13:22:55,025 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 13:22:55,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 13:22:55,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670807775] [2021-11-19 13:22:55,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 13:22:55,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 13:22:55,026 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 13:22:55,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 13:22:55,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 13:22:55,027 INFO L87 Difference]: Start difference. First operand 7664 states and 20278 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 13:22:55,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:22:55,179 INFO L93 Difference]: Finished difference Result 7888 states and 20859 transitions. [2021-11-19 13:22:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 13:22:55,179 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-19 13:22:55,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:22:55,214 INFO L225 Difference]: With dead ends: 7888 [2021-11-19 13:22:55,214 INFO L226 Difference]: Without dead ends: 7888 [2021-11-19 13:22:55,215 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 [2021-11-19 13:22:55,216 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 67 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 13:22:55,216 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 207 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 13:22:55,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7888 states. [2021-11-19 13:22:55,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7888 to 7772. [2021-11-19 13:22:55,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7772 states, 7519 states have (on average 2.734273174624285) internal successors, (20559), 7771 states have internal predecessors, (20559), 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) [2021-11-19 13:22:55,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7772 states to 7772 states and 20559 transitions. [2021-11-19 13:22:55,595 INFO L78 Accepts]: Start accepts. Automaton has 7772 states and 20559 transitions. Word has length 9 [2021-11-19 13:22:55,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:22:55,595 INFO L470 AbstractCegarLoop]: Abstraction has 7772 states and 20559 transitions. [2021-11-19 13:22:55,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 13:22:55,596 INFO L276 IsEmpty]: Start isEmpty. Operand 7772 states and 20559 transitions. [2021-11-19 13:22:55,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-19 13:22:55,597 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:22:55,597 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 13:22:55,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-19 13:22:55,597 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2021-11-19 13:22:55,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:22:55,598 INFO L85 PathProgramCache]: Analyzing trace with hash 2017141022, now seen corresponding path program 1 times [2021-11-19 13:22:55,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 13:22:55,598 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457584075] [2021-11-19 13:22:55,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:22:55,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 13:22:55,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:22:55,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 13:22:55,627 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 13:22:55,627 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457584075] [2021-11-19 13:22:55,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457584075] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 13:22:55,628 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 13:22:55,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 13:22:55,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155174505] [2021-11-19 13:22:55,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 13:22:55,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 13:22:55,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 13:22:55,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 13:22:55,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 13:22:55,630 INFO L87 Difference]: Start difference. First operand 7772 states and 20559 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-11-19 13:22:55,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:22:55,942 INFO L93 Difference]: Finished difference Result 12030 states and 31273 transitions. [2021-11-19 13:22:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 13:22:55,950 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-19 13:22:55,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:22:56,018 INFO L225 Difference]: With dead ends: 12030 [2021-11-19 13:22:56,019 INFO L226 Difference]: Without dead ends: 12030 [2021-11-19 13:22:56,019 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 [2021-11-19 13:22:56,020 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 115 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 13:22:56,021 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 181 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 13:22:56,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12030 states. [2021-11-19 13:22:56,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12030 to 8156. [2021-11-19 13:22:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8156 states, 7931 states have (on average 2.683268188122557) internal successors, (21281), 8155 states have internal predecessors, (21281), 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) [2021-11-19 13:22:56,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8156 states to 8156 states and 21281 transitions. [2021-11-19 13:22:56,371 INFO L78 Accepts]: Start accepts. Automaton has 8156 states and 21281 transitions. Word has length 11 [2021-11-19 13:22:56,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:22:56,371 INFO L470 AbstractCegarLoop]: Abstraction has 8156 states and 21281 transitions. [2021-11-19 13:22:56,372 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-11-19 13:22:56,372 INFO L276 IsEmpty]: Start isEmpty. Operand 8156 states and 21281 transitions. [2021-11-19 13:22:56,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-19 13:22:56,373 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:22:56,373 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 13:22:56,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-19 13:22:56,374 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr2Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2021-11-19 13:22:56,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:22:56,375 INFO L85 PathProgramCache]: Analyzing trace with hash 399003468, now seen corresponding path program 1 times [2021-11-19 13:22:56,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 13:22:56,375 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297382353] [2021-11-19 13:22:56,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:22:56,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 13:22:56,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:22:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 13:22:56,405 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 13:22:56,405 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297382353] [2021-11-19 13:22:56,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297382353] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 13:22:56,405 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 13:22:56,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 13:22:56,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697824970] [2021-11-19 13:22:56,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 13:22:56,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 13:22:56,407 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 13:22:56,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 13:22:56,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 13:22:56,408 INFO L87 Difference]: Start difference. First operand 8156 states and 21281 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-11-19 13:22:56,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:22:56,554 INFO L93 Difference]: Finished difference Result 8244 states and 21518 transitions. [2021-11-19 13:22:56,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 13:22:56,554 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-19 13:22:56,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:22:56,592 INFO L225 Difference]: With dead ends: 8244 [2021-11-19 13:22:56,592 INFO L226 Difference]: Without dead ends: 8244 [2021-11-19 13:22:56,592 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 [2021-11-19 13:22:56,593 INFO L933 BasicCegarLoop]: 123 mSDtfsCounter, 62 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 13:22:56,594 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 202 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 13:22:56,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8244 states. [2021-11-19 13:22:56,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8244 to 8244. [2021-11-19 13:22:56,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8244 states, 8025 states have (on average 2.6813707165109033) internal successors, (21518), 8243 states have internal predecessors, (21518), 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) [2021-11-19 13:22:56,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8244 states to 8244 states and 21518 transitions. [2021-11-19 13:22:56,991 INFO L78 Accepts]: Start accepts. Automaton has 8244 states and 21518 transitions. Word has length 11 [2021-11-19 13:22:56,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:22:56,992 INFO L470 AbstractCegarLoop]: Abstraction has 8244 states and 21518 transitions. [2021-11-19 13:22:56,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-11-19 13:22:56,992 INFO L276 IsEmpty]: Start isEmpty. Operand 8244 states and 21518 transitions. [2021-11-19 13:22:56,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-19 13:22:56,994 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:22:56,994 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 13:22:56,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-19 13:22:56,995 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2021-11-19 13:22:56,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:22:56,995 INFO L85 PathProgramCache]: Analyzing trace with hash -1227983275, now seen corresponding path program 1 times [2021-11-19 13:22:56,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 13:22:56,996 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027334081] [2021-11-19 13:22:56,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:22:56,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 13:22:57,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:22:57,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 13:22:57,023 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 13:22:57,023 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027334081] [2021-11-19 13:22:57,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027334081] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 13:22:57,023 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 13:22:57,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 13:22:57,024 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682925264] [2021-11-19 13:22:57,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 13:22:57,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 13:22:57,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 13:22:57,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 13:22:57,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 13:22:57,025 INFO L87 Difference]: Start difference. First operand 8244 states and 21518 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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) [2021-11-19 13:22:57,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:22:57,204 INFO L93 Difference]: Finished difference Result 10540 states and 27101 transitions. [2021-11-19 13:22:57,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 13:22:57,204 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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 15 [2021-11-19 13:22:57,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:22:57,244 INFO L225 Difference]: With dead ends: 10540 [2021-11-19 13:22:57,244 INFO L226 Difference]: Without dead ends: 10540 [2021-11-19 13:22:57,245 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 [2021-11-19 13:22:57,245 INFO L933 BasicCegarLoop]: 143 mSDtfsCounter, 110 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 13:22:57,246 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [110 Valid, 213 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 13:22:57,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10540 states. [2021-11-19 13:22:57,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10540 to 9928. [2021-11-19 13:22:57,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9928 states, 9722 states have (on average 2.672392511828842) internal successors, (25981), 9927 states have internal predecessors, (25981), 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) [2021-11-19 13:22:57,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9928 states to 9928 states and 25981 transitions. [2021-11-19 13:22:57,665 INFO L78 Accepts]: Start accepts. Automaton has 9928 states and 25981 transitions. Word has length 15 [2021-11-19 13:22:57,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:22:57,665 INFO L470 AbstractCegarLoop]: Abstraction has 9928 states and 25981 transitions. [2021-11-19 13:22:57,665 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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) [2021-11-19 13:22:57,665 INFO L276 IsEmpty]: Start isEmpty. Operand 9928 states and 25981 transitions. [2021-11-19 13:22:57,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-19 13:22:57,668 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:22:57,668 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 13:22:57,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-19 13:22:57,668 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err5ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2021-11-19 13:22:57,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:22:57,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1227952056, now seen corresponding path program 1 times [2021-11-19 13:22:57,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 13:22:57,669 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024232562] [2021-11-19 13:22:57,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:22:57,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 13:22:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:22:57,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 13:22:57,721 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 13:22:57,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024232562] [2021-11-19 13:22:57,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024232562] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 13:22:57,722 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 13:22:57,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 13:22:57,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497948555] [2021-11-19 13:22:57,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 13:22:57,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 13:22:57,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 13:22:57,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 13:22:57,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 13:22:57,724 INFO L87 Difference]: Start difference. First operand 9928 states and 25981 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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) [2021-11-19 13:22:57,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:22:57,912 INFO L93 Difference]: Finished difference Result 9998 states and 26153 transitions. [2021-11-19 13:22:57,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 13:22:57,913 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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 15 [2021-11-19 13:22:57,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:22:57,950 INFO L225 Difference]: With dead ends: 9998 [2021-11-19 13:22:57,950 INFO L226 Difference]: Without dead ends: 9998 [2021-11-19 13:22:57,951 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 [2021-11-19 13:22:57,951 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 62 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 13:22:57,952 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 175 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 13:22:57,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9998 states. [2021-11-19 13:22:58,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9998 to 9998. [2021-11-19 13:22:58,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9998 states, 9798 states have (on average 2.6692182077975097) internal successors, (26153), 9997 states have internal predecessors, (26153), 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) [2021-11-19 13:22:58,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9998 states to 9998 states and 26153 transitions. [2021-11-19 13:22:58,341 INFO L78 Accepts]: Start accepts. Automaton has 9998 states and 26153 transitions. Word has length 15 [2021-11-19 13:22:58,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:22:58,342 INFO L470 AbstractCegarLoop]: Abstraction has 9998 states and 26153 transitions. [2021-11-19 13:22:58,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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) [2021-11-19 13:22:58,342 INFO L276 IsEmpty]: Start isEmpty. Operand 9998 states and 26153 transitions. [2021-11-19 13:22:58,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-19 13:22:58,344 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:22:58,344 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 13:22:58,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-19 13:22:58,345 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2021-11-19 13:22:58,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:22:58,345 INFO L85 PathProgramCache]: Analyzing trace with hash -740025626, now seen corresponding path program 1 times [2021-11-19 13:22:58,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 13:22:58,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191856673] [2021-11-19 13:22:58,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:22:58,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 13:22:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 13:22:58,361 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-19 13:22:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 13:22:58,395 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-19 13:22:58,395 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-19 13:22:58,396 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location thr1Err1ASSERT_VIOLATIONDATA_RACE (63 of 64 remaining) [2021-11-19 13:22:58,398 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err11ASSERT_VIOLATIONDATA_RACE (62 of 64 remaining) [2021-11-19 13:22:58,399 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (61 of 64 remaining) [2021-11-19 13:22:58,399 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err12ASSERT_VIOLATIONDATA_RACE (60 of 64 remaining) [2021-11-19 13:22:58,400 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (59 of 64 remaining) [2021-11-19 13:22:58,400 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err13ASSERT_VIOLATIONDATA_RACE (58 of 64 remaining) [2021-11-19 13:22:58,400 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (57 of 64 remaining) [2021-11-19 13:22:58,400 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err14ASSERT_VIOLATIONDATA_RACE (56 of 64 remaining) [2021-11-19 13:22:58,401 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (55 of 64 remaining) [2021-11-19 13:22:58,401 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (54 of 64 remaining) [2021-11-19 13:22:58,401 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (53 of 64 remaining) [2021-11-19 13:22:58,401 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err6ASSERT_VIOLATIONDATA_RACE (52 of 64 remaining) [2021-11-19 13:22:58,402 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err7ASSERT_VIOLATIONDATA_RACE (51 of 64 remaining) [2021-11-19 13:22:58,402 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err8ASSERT_VIOLATIONDATA_RACE (50 of 64 remaining) [2021-11-19 13:22:58,402 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err9ASSERT_VIOLATIONDATA_RACE (49 of 64 remaining) [2021-11-19 13:22:58,402 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err10ASSERT_VIOLATIONDATA_RACE (48 of 64 remaining) [2021-11-19 13:22:58,403 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (47 of 64 remaining) [2021-11-19 13:22:58,403 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (46 of 64 remaining) [2021-11-19 13:22:58,403 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (45 of 64 remaining) [2021-11-19 13:22:58,403 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (44 of 64 remaining) [2021-11-19 13:22:58,404 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (43 of 64 remaining) [2021-11-19 13:22:58,404 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (42 of 64 remaining) [2021-11-19 13:22:58,404 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (41 of 64 remaining) [2021-11-19 13:22:58,404 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (40 of 64 remaining) [2021-11-19 13:22:58,405 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (39 of 64 remaining) [2021-11-19 13:22:58,405 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (38 of 64 remaining) [2021-11-19 13:22:58,405 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (37 of 64 remaining) [2021-11-19 13:22:58,405 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (36 of 64 remaining) [2021-11-19 13:22:58,406 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (35 of 64 remaining) [2021-11-19 13:22:58,406 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (34 of 64 remaining) [2021-11-19 13:22:58,406 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (33 of 64 remaining) [2021-11-19 13:22:58,406 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (32 of 64 remaining) [2021-11-19 13:22:58,407 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (31 of 64 remaining) [2021-11-19 13:22:58,407 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (30 of 64 remaining) [2021-11-19 13:22:58,407 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (29 of 64 remaining) [2021-11-19 13:22:58,407 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err11ASSERT_VIOLATIONDATA_RACE (28 of 64 remaining) [2021-11-19 13:22:58,408 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (27 of 64 remaining) [2021-11-19 13:22:58,408 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err12ASSERT_VIOLATIONDATA_RACE (26 of 64 remaining) [2021-11-19 13:22:58,408 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (25 of 64 remaining) [2021-11-19 13:22:58,408 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err13ASSERT_VIOLATIONDATA_RACE (24 of 64 remaining) [2021-11-19 13:22:58,409 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (23 of 64 remaining) [2021-11-19 13:22:58,409 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err14ASSERT_VIOLATIONDATA_RACE (22 of 64 remaining) [2021-11-19 13:22:58,409 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (21 of 64 remaining) [2021-11-19 13:22:58,409 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (20 of 64 remaining) [2021-11-19 13:22:58,410 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (19 of 64 remaining) [2021-11-19 13:22:58,410 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err6ASSERT_VIOLATIONDATA_RACE (18 of 64 remaining) [2021-11-19 13:22:58,410 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err7ASSERT_VIOLATIONDATA_RACE (17 of 64 remaining) [2021-11-19 13:22:58,410 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err8ASSERT_VIOLATIONDATA_RACE (16 of 64 remaining) [2021-11-19 13:22:58,410 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err9ASSERT_VIOLATIONDATA_RACE (15 of 64 remaining) [2021-11-19 13:22:58,411 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err10ASSERT_VIOLATIONDATA_RACE (14 of 64 remaining) [2021-11-19 13:22:58,411 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (13 of 64 remaining) [2021-11-19 13:22:58,411 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (12 of 64 remaining) [2021-11-19 13:22:58,411 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (11 of 64 remaining) [2021-11-19 13:22:58,412 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (10 of 64 remaining) [2021-11-19 13:22:58,412 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (9 of 64 remaining) [2021-11-19 13:22:58,412 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (8 of 64 remaining) [2021-11-19 13:22:58,412 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (7 of 64 remaining) [2021-11-19 13:22:58,413 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (6 of 64 remaining) [2021-11-19 13:22:58,413 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (5 of 64 remaining) [2021-11-19 13:22:58,413 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (4 of 64 remaining) [2021-11-19 13:22:58,413 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (3 of 64 remaining) [2021-11-19 13:22:58,414 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (2 of 64 remaining) [2021-11-19 13:22:58,414 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (1 of 64 remaining) [2021-11-19 13:22:58,414 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (0 of 64 remaining) [2021-11-19 13:22:58,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-19 13:22:58,417 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 13:22:58,423 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-19 13:22:58,423 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-19 13:22:58,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 01:22:58 BasicIcfg [2021-11-19 13:22:58,625 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-19 13:22:58,627 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 13:22:58,627 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 13:22:58,627 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 13:22:58,627 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:22:48" (3/4) ... [2021-11-19 13:22:58,630 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-19 13:22:58,630 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 13:22:58,631 INFO L158 Benchmark]: Toolchain (without parser) took 11824.73ms. Allocated memory was 96.5MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 56.4MB in the beginning and 1.6GB in the end (delta: -1.6GB). Peak memory consumption was 289.7MB. Max. memory is 16.1GB. [2021-11-19 13:22:58,631 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 13:22:58,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 531.95ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 56.2MB in the beginning and 88.9MB in the end (delta: -32.7MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2021-11-19 13:22:58,632 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.37ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 87.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 13:22:58,633 INFO L158 Benchmark]: Boogie Preprocessor took 41.03ms. Allocated memory is still 117.4MB. Free memory was 87.3MB in the beginning and 85.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 13:22:58,633 INFO L158 Benchmark]: RCFGBuilder took 604.24ms. Allocated memory is still 117.4MB. Free memory was 85.1MB in the beginning and 67.9MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-19 13:22:58,634 INFO L158 Benchmark]: TraceAbstraction took 10582.28ms. Allocated memory was 117.4MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 67.3MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 375.8MB. Max. memory is 16.1GB. [2021-11-19 13:22:58,634 INFO L158 Benchmark]: Witness Printer took 4.03ms. Allocated memory is still 1.9GB. Free memory is still 1.6GB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 13:22:58,637 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 531.95ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 56.2MB in the beginning and 88.9MB in the end (delta: -32.7MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.37ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 87.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.03ms. Allocated memory is still 117.4MB. Free memory was 87.3MB in the beginning and 85.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 604.24ms. Allocated memory is still 117.4MB. Free memory was 85.1MB in the beginning and 67.9MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 10582.28ms. Allocated memory was 117.4MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 67.3MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 375.8MB. Max. memory is 16.1GB. * Witness Printer took 4.03ms. Allocated memory is still 1.9GB. Free memory is still 1.6GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3.4s, 232 PlacesBefore, 138 PlacesAfterwards, 249 TransitionsBefore, 155 TransitionsAfterwards, 24320 CoEnabledTransitionPairs, 7 FixpointIterations, 29 TrivialSequentialCompositions, 83 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 14 ConcurrentYvCompositions, 0 ChoiceCompositions, 126 TotalNumberOfCompositions, 148219 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 53268, positive: 51611, positive conditional: 0, positive unconditional: 51611, negative: 1657, negative conditional: 0, negative unconditional: 1657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15439, positive: 15184, positive conditional: 0, positive unconditional: 15184, negative: 255, negative conditional: 0, negative unconditional: 255, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15439, positive: 14970, positive conditional: 0, positive unconditional: 14970, negative: 469, negative conditional: 0, negative unconditional: 469, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 469, positive: 214, positive conditional: 0, positive unconditional: 214, negative: 255, negative conditional: 0, negative unconditional: 255, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 367, positive: 128, positive conditional: 0, positive unconditional: 128, negative: 239, negative conditional: 0, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 53268, positive: 36427, positive conditional: 0, positive unconditional: 36427, negative: 1402, negative conditional: 0, negative unconditional: 1402, unknown: 15439, unknown conditional: 0, unknown unconditional: 15439] , Statistics on independence cache: Total cache size (in pairs): 4960, Positive cache size: 4785, Positive conditional cache size: 0, Positive unconditional cache size: 4785, Negative cache size: 175, Negative conditional cache size: 0, Negative unconditional cache size: 175 - 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 - DataRaceFoundResult [Line: 690]: Data race detected Data race detected The following path leads to a data race: [L684] 0 int x, y; [L685] 0 int b1, b2; [L686] 0 int X; [L740] 0 pthread_t t1, t2; [L741] FCALL, FORK 0 pthread_create(&t1, 0, thr1, 0) VAL [_={0:0}, b1=0, b2=0, pthread_create(&t1, 0, thr1, 0)=-1, t1={3:0}, t2={5:0}, x=0, X=0, y=0] [L688] COND TRUE 1 1 [L689] 1 b1 = 1 VAL [_={0:0}, _={0:0}, b1=1, b2=0, X=0, x=0, y=0] [L690] 1 x = 1 VAL [_={0:0}, _={0:0}, b1=1, b2=0, x=1, X=0, x = 1=49, y=0] [L742] FCALL, FORK 0 pthread_create(&t2, 0, thr2, 0) VAL [_={0:0}, _={0:0}, _={0:0}, b1=1, b2=0, pthread_create(&t2, 0, thr2, 0)=0, t1={3:0}, t2={5:0}, x=1, X=0, x = 1=49, y=0] [L714] COND TRUE 2 1 [L715] 2 b2 = 1 [L716] 2 x = 2 VAL [_={0:0}, _={0:0}, _={0:0}, _={0:0}, b1=1, b2=1, x=2, X=0, x = 1=49, x = 2=52, y=0] [L690] 1 x = 1 VAL [_={0:0}, _={0:0}, _={0:0}, _={0:0}, b1=1, b2=1, X=0, x=2, x = 1=49, x = 2=52, y=0] Now there is a data race on ~x~0 between C: x = 2 [716] and C: x = 1 [690] - UnprovableResult [Line: 733]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 715]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 734]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 716]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 735]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 717]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 736]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 718]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 722]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 719]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 723]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 724]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 725]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 726]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 727]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 689]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 708]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 709]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 691]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 710]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 692]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 696]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 693]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 697]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 701]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 743]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 744]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 741]: 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: 742]: 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, 396 locations, 64 error locations. Started 1 CEGAR loops. OverallTime: 10.2s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.9s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 551 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 551 mSDsluCounter, 1482 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 794 mSDsCounter, 45 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1054 IncrementalHoareTripleChecker+Invalid, 1099 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 45 mSolverCounterUnsat, 979 mSDtfsCounter, 1054 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11101occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 4720 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 71 ConstructedInterpolants, 0 QuantifiedInterpolants, 105 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 could not prove your program: unable to determine feasibility of some traces [2021-11-19 13:22:58,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49e39f0c-f114-40d9-b751-ecc71843ada8/bin/utaipan-UbGMyvGFUs/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