./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/qrcu-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-atomic/qrcu-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d1980d3c26a5811df2d100379a9d31e1e9ec963bc59bfe660be33ada51bfb014 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 04:43:38,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 04:43:38,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 04:43:38,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 04:43:38,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 04:43:38,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 04:43:38,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 04:43:38,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 04:43:38,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 04:43:38,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 04:43:38,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 04:43:38,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 04:43:38,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 04:43:38,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 04:43:38,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 04:43:38,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 04:43:38,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 04:43:38,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 04:43:38,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 04:43:38,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 04:43:38,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 04:43:38,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 04:43:38,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 04:43:38,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 04:43:38,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 04:43:38,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 04:43:38,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 04:43:38,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 04:43:38,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 04:43:38,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 04:43:38,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 04:43:38,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 04:43:38,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 04:43:38,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 04:43:38,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 04:43:38,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 04:43:38,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 04:43:38,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 04:43:38,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 04:43:38,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 04:43:38,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 04:43:38,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-19 04:43:38,585 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 04:43:38,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 04:43:38,590 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 04:43:38,590 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 04:43:38,597 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 04:43:38,597 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 04:43:38,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 04:43:38,598 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 04:43:38,599 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 04:43:38,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 04:43:38,599 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 04:43:38,599 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 04:43:38,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 04:43:38,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 04:43:38,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 04:43:38,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 04:43:38,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 04:43:38,600 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 04:43:38,600 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 04:43:38,601 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 04:43:38,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 04:43:38,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 04:43:38,601 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 04:43:38,601 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 04:43:38,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 04:43:38,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 04:43:38,602 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 04:43:38,602 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 04:43:38,602 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-19 04:43:38,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 04:43:38,603 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-19 04:43:38,603 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-19 04:43:38,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 04:43:38,603 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 04:43:38,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1980d3c26a5811df2d100379a9d31e1e9ec963bc59bfe660be33ada51bfb014 [2021-11-19 04:43:38,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 04:43:38,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 04:43:38,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 04:43:38,873 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 04:43:38,874 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 04:43:38,875 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/../../sv-benchmarks/c/pthread-atomic/qrcu-2.i [2021-11-19 04:43:38,966 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/data/b7a468d3f/a846ba54c96a4afa9e044fde97ab6eab/FLAGc772f5759 [2021-11-19 04:43:39,515 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 04:43:39,518 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/sv-benchmarks/c/pthread-atomic/qrcu-2.i [2021-11-19 04:43:39,540 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/data/b7a468d3f/a846ba54c96a4afa9e044fde97ab6eab/FLAGc772f5759 [2021-11-19 04:43:39,860 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/data/b7a468d3f/a846ba54c96a4afa9e044fde97ab6eab [2021-11-19 04:43:39,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 04:43:39,865 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 04:43:39,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 04:43:39,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 04:43:39,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 04:43:39,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:43:39" (1/1) ... [2021-11-19 04:43:39,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3443b26f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:43:39, skipping insertion in model container [2021-11-19 04:43:39,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:43:39" (1/1) ... [2021-11-19 04:43:39,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 04:43:39,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 04:43:40,254 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_6383f687-a129-40b8-8dd3-b90d96aff995/sv-benchmarks/c/pthread-atomic/qrcu-2.i[30690,30703] [2021-11-19 04:43:40,259 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_6383f687-a129-40b8-8dd3-b90d96aff995/sv-benchmarks/c/pthread-atomic/qrcu-2.i[30912,30925] [2021-11-19 04:43:40,278 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 04:43:40,289 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 04:43:40,364 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_6383f687-a129-40b8-8dd3-b90d96aff995/sv-benchmarks/c/pthread-atomic/qrcu-2.i[30690,30703] [2021-11-19 04:43:40,365 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_6383f687-a129-40b8-8dd3-b90d96aff995/sv-benchmarks/c/pthread-atomic/qrcu-2.i[30912,30925] [2021-11-19 04:43:40,385 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 04:43:40,455 INFO L208 MainTranslator]: Completed translation [2021-11-19 04:43:40,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:43:40 WrapperNode [2021-11-19 04:43:40,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 04:43:40,458 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 04:43:40,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 04:43:40,459 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 04:43:40,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:43:40" (1/1) ... [2021-11-19 04:43:40,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:43:40" (1/1) ... [2021-11-19 04:43:40,549 INFO L137 Inliner]: procedures = 177, calls = 44, calls flagged for inlining = 15, calls inlined = 17, statements flattened = 261 [2021-11-19 04:43:40,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 04:43:40,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 04:43:40,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 04:43:40,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 04:43:40,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:43:40" (1/1) ... [2021-11-19 04:43:40,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:43:40" (1/1) ... [2021-11-19 04:43:40,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:43:40" (1/1) ... [2021-11-19 04:43:40,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:43:40" (1/1) ... [2021-11-19 04:43:40,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:43:40" (1/1) ... [2021-11-19 04:43:40,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:43:40" (1/1) ... [2021-11-19 04:43:40,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:43:40" (1/1) ... [2021-11-19 04:43:40,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 04:43:40,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 04:43:40,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 04:43:40,586 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 04:43:40,587 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:43:40" (1/1) ... [2021-11-19 04:43:40,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 04:43:40,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:43:40,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 04:43:40,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 04:43:40,690 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader1 [2021-11-19 04:43:40,690 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader1 [2021-11-19 04:43:40,690 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader2 [2021-11-19 04:43:40,692 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader2 [2021-11-19 04:43:40,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-19 04:43:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-19 04:43:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_updater [2021-11-19 04:43:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_updater [2021-11-19 04:43:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-19 04:43:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 04:43:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 04:43:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 04:43:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 04:43:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 04:43:40,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 04:43:40,697 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-19 04:43:40,818 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 04:43:40,820 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 04:43:41,263 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 04:43:41,454 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 04:43:41,455 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-19 04:43:41,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:43:41 BoogieIcfgContainer [2021-11-19 04:43:41,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 04:43:41,459 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 04:43:41,459 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 04:43:41,463 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 04:43:41,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:43:39" (1/3) ... [2021-11-19 04:43:41,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f21d379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:43:41, skipping insertion in model container [2021-11-19 04:43:41,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:43:40" (2/3) ... [2021-11-19 04:43:41,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f21d379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:43:41, skipping insertion in model container [2021-11-19 04:43:41,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:43:41" (3/3) ... [2021-11-19 04:43:41,467 INFO L111 eAbstractionObserver]: Analyzing ICFG qrcu-2.i [2021-11-19 04:43:41,473 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-19 04:43:41,474 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 04:43:41,474 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-19 04:43:41,474 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-19 04:43:41,542 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,542 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,543 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,543 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,543 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,544 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,544 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,545 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,545 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,545 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,545 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,546 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,546 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,546 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,546 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,547 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,547 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,547 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,548 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,551 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,551 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,551 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,551 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,552 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,552 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,553 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,553 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,553 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,553 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,553 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,553 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,565 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,566 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,566 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,567 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,567 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,567 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,567 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,567 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,567 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,567 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,568 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,568 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,568 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,568 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,569 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,569 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,569 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,569 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,569 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,569 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,570 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,570 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,570 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,570 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,570 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,571 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,571 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,571 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,571 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,571 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,571 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,571 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,572 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,572 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,572 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,572 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,573 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,573 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,573 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,573 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,574 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,574 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,574 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,574 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,574 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,575 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,576 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,578 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,579 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,580 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,580 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,580 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,581 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,581 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,581 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,581 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,587 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,587 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,587 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,587 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,588 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,588 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,588 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,589 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,589 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,590 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,590 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,590 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,590 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,590 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,591 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,591 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,591 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,591 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,591 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,592 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,592 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,592 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,592 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,592 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,592 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,593 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,593 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,593 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,593 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,593 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,593 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,594 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,594 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,594 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,595 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,595 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,595 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,595 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,595 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,595 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,596 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,596 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,596 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,596 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,596 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,597 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,597 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,597 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,597 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,597 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,597 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,598 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,598 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,602 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,602 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,602 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,602 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,603 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,603 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,603 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,604 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,604 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,604 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,604 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,606 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,606 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,606 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart1~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,606 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,606 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart1~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,606 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,607 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,607 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,607 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,607 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,607 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart2~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,607 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,608 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart2~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,608 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,608 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,608 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,608 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,608 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart1~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,608 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart2~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,609 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,609 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,609 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,609 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,609 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart1~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,609 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart2~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,609 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,610 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,610 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,610 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,610 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,610 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,610 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,611 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,611 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,611 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,611 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,611 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,611 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,612 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,612 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,612 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,612 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,612 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,612 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,612 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,613 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,613 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,613 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,613 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,613 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,613 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,613 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,614 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,615 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,623 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,623 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,623 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,623 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,623 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,631 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,631 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,631 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,631 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,632 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,632 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,632 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,632 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,632 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart1~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,632 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,633 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,633 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,633 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,633 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,635 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart1~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,636 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,636 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,636 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,636 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,636 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,638 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart1~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,638 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,638 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,638 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,638 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,638 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,639 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,639 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,639 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart1~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,639 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,639 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,639 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,639 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,640 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,640 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,640 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,640 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,640 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,640 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,641 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,641 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,641 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,641 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart2~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,641 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,641 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,641 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,642 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,642 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,642 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart2~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,642 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,642 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,642 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,643 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,643 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,643 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,643 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart2~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,643 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,643 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,643 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,644 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,644 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,644 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,644 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,644 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart2~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,644 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,644 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,644 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,645 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,645 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,645 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,645 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,645 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,646 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,646 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,647 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,647 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,647 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,647 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,647 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,647 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,648 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,648 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,648 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,648 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,648 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,648 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,649 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,649 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,649 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,649 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,649 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,649 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,650 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,650 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,650 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,650 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,650 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,650 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,651 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,651 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,651 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,651 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,651 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,651 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,652 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,652 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,652 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,652 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,652 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,652 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,656 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,656 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,656 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,657 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,657 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,657 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,657 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,657 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,657 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,657 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,658 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,658 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,658 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,658 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,658 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,658 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,659 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,659 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,659 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,660 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,660 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,660 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,660 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,661 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,661 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,661 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,661 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,661 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,661 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,662 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,662 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,662 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,662 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,662 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,662 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,662 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,663 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,663 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,663 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,664 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,664 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,664 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,664 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,664 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,664 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,665 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,665 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart1~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,665 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,665 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,665 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,665 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,665 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,666 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,666 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,666 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,666 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,666 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,666 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,667 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,667 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,667 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,667 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,667 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,667 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,667 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~readerstart2~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,668 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,668 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 04:43:41,671 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-19 04:43:41,736 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 04:43:41,744 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=PETRI_NET, 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 04:43:41,744 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-19 04:43:41,757 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 170 places, 178 transitions, 380 flow [2021-11-19 04:43:41,823 INFO L129 PetriNetUnfolder]: 18/175 cut-off events. [2021-11-19 04:43:41,824 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-11-19 04:43:41,831 INFO L84 FinitePrefix]: Finished finitePrefix Result has 188 conditions, 175 events. 18/175 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 325 event pairs, 0 based on Foata normal form. 0/155 useless extension candidates. Maximal degree in co-relation 130. Up to 4 conditions per place. [2021-11-19 04:43:41,831 INFO L82 GeneralOperation]: Start removeDead. Operand has 170 places, 178 transitions, 380 flow [2021-11-19 04:43:41,838 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 155 places, 163 transitions, 341 flow [2021-11-19 04:43:41,869 INFO L129 PetriNetUnfolder]: 9/121 cut-off events. [2021-11-19 04:43:41,872 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-19 04:43:41,872 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 04:43:41,873 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 04:43:41,873 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-19 04:43:41,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:43:41,882 INFO L85 PathProgramCache]: Analyzing trace with hash -957120502, now seen corresponding path program 1 times [2021-11-19 04:43:41,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:43:41,892 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740685403] [2021-11-19 04:43:41,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:43:41,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:43:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 04:43:42,184 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 04:43:42,184 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 04:43:42,185 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740685403] [2021-11-19 04:43:42,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740685403] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 04:43:42,186 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 04:43:42,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 04:43:42,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575149171] [2021-11-19 04:43:42,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 04:43:42,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 04:43:42,197 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 04:43:42,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 04:43:42,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 04:43:42,241 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 142 out of 178 [2021-11-19 04:43:42,248 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 163 transitions, 341 flow. Second operand has 3 states, 3 states have (on average 145.33333333333334) internal successors, (436), 3 states have internal predecessors, (436), 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 04:43:42,248 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 04:43:42,248 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 142 of 178 [2021-11-19 04:43:42,250 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 04:43:42,763 INFO L129 PetriNetUnfolder]: 629/1606 cut-off events. [2021-11-19 04:43:42,764 INFO L130 PetriNetUnfolder]: For 265/265 co-relation queries the response was YES. [2021-11-19 04:43:42,776 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2579 conditions, 1606 events. 629/1606 cut-off events. For 265/265 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 10425 event pairs, 272 based on Foata normal form. 180/1613 useless extension candidates. Maximal degree in co-relation 1802. Up to 618 conditions per place. [2021-11-19 04:43:42,794 INFO L132 encePairwiseOnDemand]: 169/178 looper letters, 40 selfloop transitions, 2 changer transitions 0/170 dead transitions. [2021-11-19 04:43:42,794 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 170 transitions, 445 flow [2021-11-19 04:43:42,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 04:43:42,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 04:43:42,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 479 transitions. [2021-11-19 04:43:42,821 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.897003745318352 [2021-11-19 04:43:42,822 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 479 transitions. [2021-11-19 04:43:42,822 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 479 transitions. [2021-11-19 04:43:42,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 04:43:42,829 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 479 transitions. [2021-11-19 04:43:42,834 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 159.66666666666666) internal successors, (479), 3 states have internal predecessors, (479), 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 04:43:42,842 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 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 04:43:42,843 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 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 04:43:42,845 INFO L186 Difference]: Start difference. First operand has 155 places, 163 transitions, 341 flow. Second operand 3 states and 479 transitions. [2021-11-19 04:43:42,846 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 170 transitions, 445 flow [2021-11-19 04:43:42,852 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 170 transitions, 432 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-19 04:43:42,857 INFO L242 Difference]: Finished difference. Result has 154 places, 158 transitions, 334 flow [2021-11-19 04:43:42,859 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=320, PETRI_DIFFERENCE_MINUEND_PLACES=150, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=157, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=155, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=334, PETRI_PLACES=154, PETRI_TRANSITIONS=158} [2021-11-19 04:43:42,863 INFO L334 CegarLoopForPetriNet]: 155 programPoint places, -1 predicate places. [2021-11-19 04:43:42,864 INFO L470 AbstractCegarLoop]: Abstraction has has 154 places, 158 transitions, 334 flow [2021-11-19 04:43:42,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 145.33333333333334) internal successors, (436), 3 states have internal predecessors, (436), 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 04:43:42,864 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 04:43:42,865 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 04:43:42,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-19 04:43:42,866 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-19 04:43:42,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:43:42,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1784616993, now seen corresponding path program 1 times [2021-11-19 04:43:42,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:43:42,867 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935772652] [2021-11-19 04:43:42,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:43:42,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:43:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 04:43:43,020 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 04:43:43,020 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 04:43:43,020 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935772652] [2021-11-19 04:43:43,021 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935772652] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 04:43:43,021 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 04:43:43,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 04:43:43,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337074677] [2021-11-19 04:43:43,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 04:43:43,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 04:43:43,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 04:43:43,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 04:43:43,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 04:43:43,025 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 178 [2021-11-19 04:43:43,025 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 158 transitions, 334 flow. Second operand has 3 states, 3 states have (on average 154.0) internal successors, (462), 3 states have internal predecessors, (462), 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 04:43:43,026 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 04:43:43,026 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 178 [2021-11-19 04:43:43,026 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 04:43:43,265 INFO L129 PetriNetUnfolder]: 402/1182 cut-off events. [2021-11-19 04:43:43,265 INFO L130 PetriNetUnfolder]: For 52/52 co-relation queries the response was YES. [2021-11-19 04:43:43,272 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1814 conditions, 1182 events. 402/1182 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 7250 event pairs, 79 based on Foata normal form. 0/1031 useless extension candidates. Maximal degree in co-relation 1138. Up to 395 conditions per place. [2021-11-19 04:43:43,281 INFO L132 encePairwiseOnDemand]: 175/178 looper letters, 26 selfloop transitions, 2 changer transitions 0/167 dead transitions. [2021-11-19 04:43:43,282 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 167 transitions, 411 flow [2021-11-19 04:43:43,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 04:43:43,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 04:43:43,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 485 transitions. [2021-11-19 04:43:43,284 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9082397003745318 [2021-11-19 04:43:43,284 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 485 transitions. [2021-11-19 04:43:43,284 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 485 transitions. [2021-11-19 04:43:43,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 04:43:43,285 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 485 transitions. [2021-11-19 04:43:43,286 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 161.66666666666666) internal successors, (485), 3 states have internal predecessors, (485), 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 04:43:43,289 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 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 04:43:43,290 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 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 04:43:43,290 INFO L186 Difference]: Start difference. First operand has 154 places, 158 transitions, 334 flow. Second operand 3 states and 485 transitions. [2021-11-19 04:43:43,290 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 167 transitions, 411 flow [2021-11-19 04:43:43,294 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 167 transitions, 409 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-19 04:43:43,300 INFO L242 Difference]: Finished difference. Result has 156 places, 158 transitions, 340 flow [2021-11-19 04:43:43,301 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=332, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=158, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=156, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=340, PETRI_PLACES=156, PETRI_TRANSITIONS=158} [2021-11-19 04:43:43,302 INFO L334 CegarLoopForPetriNet]: 155 programPoint places, 1 predicate places. [2021-11-19 04:43:43,302 INFO L470 AbstractCegarLoop]: Abstraction has has 156 places, 158 transitions, 340 flow [2021-11-19 04:43:43,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 154.0) internal successors, (462), 3 states have internal predecessors, (462), 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 04:43:43,303 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 04:43:43,304 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 04:43:43,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-19 04:43:43,304 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-19 04:43:43,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:43:43,305 INFO L85 PathProgramCache]: Analyzing trace with hash 511448929, now seen corresponding path program 1 times [2021-11-19 04:43:43,305 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:43:43,306 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175894566] [2021-11-19 04:43:43,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:43:43,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:43:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 04:43:43,458 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 04:43:43,459 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 04:43:43,459 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175894566] [2021-11-19 04:43:43,459 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175894566] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 04:43:43,459 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 04:43:43,459 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 04:43:43,460 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887671361] [2021-11-19 04:43:43,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 04:43:43,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 04:43:43,460 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 04:43:43,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 04:43:43,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 04:43:43,462 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 178 [2021-11-19 04:43:43,463 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 158 transitions, 340 flow. Second operand has 3 states, 3 states have (on average 154.33333333333334) internal successors, (463), 3 states have internal predecessors, (463), 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 04:43:43,463 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 04:43:43,464 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 178 [2021-11-19 04:43:43,464 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 04:43:43,691 INFO L129 PetriNetUnfolder]: 399/1163 cut-off events. [2021-11-19 04:43:43,691 INFO L130 PetriNetUnfolder]: For 89/89 co-relation queries the response was YES. [2021-11-19 04:43:43,698 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1829 conditions, 1163 events. 399/1163 cut-off events. For 89/89 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 7120 event pairs, 94 based on Foata normal form. 0/1023 useless extension candidates. Maximal degree in co-relation 1268. Up to 363 conditions per place. [2021-11-19 04:43:43,707 INFO L132 encePairwiseOnDemand]: 175/178 looper letters, 26 selfloop transitions, 2 changer transitions 0/167 dead transitions. [2021-11-19 04:43:43,707 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 167 transitions, 419 flow [2021-11-19 04:43:43,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 04:43:43,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-19 04:43:43,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 485 transitions. [2021-11-19 04:43:43,710 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9082397003745318 [2021-11-19 04:43:43,710 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 485 transitions. [2021-11-19 04:43:43,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 485 transitions. [2021-11-19 04:43:43,711 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 04:43:43,711 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 485 transitions. [2021-11-19 04:43:43,712 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 161.66666666666666) internal successors, (485), 3 states have internal predecessors, (485), 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 04:43:43,714 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 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 04:43:43,715 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 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 04:43:43,715 INFO L186 Difference]: Start difference. First operand has 156 places, 158 transitions, 340 flow. Second operand 3 states and 485 transitions. [2021-11-19 04:43:43,715 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 167 transitions, 419 flow [2021-11-19 04:43:43,717 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 167 transitions, 415 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-19 04:43:43,720 INFO L242 Difference]: Finished difference. Result has 157 places, 158 transitions, 344 flow [2021-11-19 04:43:43,721 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=336, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=158, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=156, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=344, PETRI_PLACES=157, PETRI_TRANSITIONS=158} [2021-11-19 04:43:43,721 INFO L334 CegarLoopForPetriNet]: 155 programPoint places, 2 predicate places. [2021-11-19 04:43:43,722 INFO L470 AbstractCegarLoop]: Abstraction has has 157 places, 158 transitions, 344 flow [2021-11-19 04:43:43,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 154.33333333333334) internal successors, (463), 3 states have internal predecessors, (463), 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 04:43:43,722 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 04:43:43,723 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 04:43:43,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-19 04:43:43,723 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-19 04:43:43,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:43:43,724 INFO L85 PathProgramCache]: Analyzing trace with hash -662968471, now seen corresponding path program 1 times [2021-11-19 04:43:43,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:43:43,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269600802] [2021-11-19 04:43:43,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:43:43,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:43:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 04:43:43,841 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 04:43:43,841 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 04:43:43,841 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269600802] [2021-11-19 04:43:43,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269600802] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 04:43:43,842 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 04:43:43,842 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-19 04:43:43,842 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797828497] [2021-11-19 04:43:43,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 04:43:43,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 04:43:43,843 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 04:43:43,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 04:43:43,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-19 04:43:43,845 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 178 [2021-11-19 04:43:43,847 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 158 transitions, 344 flow. Second operand has 7 states, 7 states have (on average 130.14285714285714) internal successors, (911), 7 states have internal predecessors, (911), 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 04:43:43,847 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-19 04:43:43,847 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 178 [2021-11-19 04:43:43,847 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-19 04:43:44,519 INFO L129 PetriNetUnfolder]: 839/1868 cut-off events. [2021-11-19 04:43:44,520 INFO L130 PetriNetUnfolder]: For 173/173 co-relation queries the response was YES. [2021-11-19 04:43:44,531 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3410 conditions, 1868 events. 839/1868 cut-off events. For 173/173 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 12637 event pairs, 86 based on Foata normal form. 97/1876 useless extension candidates. Maximal degree in co-relation 3255. Up to 637 conditions per place. [2021-11-19 04:43:44,549 INFO L132 encePairwiseOnDemand]: 155/178 looper letters, 103 selfloop transitions, 35 changer transitions 0/252 dead transitions. [2021-11-19 04:43:44,549 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 252 transitions, 856 flow [2021-11-19 04:43:44,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-19 04:43:44,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-19 04:43:44,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1430 transitions. [2021-11-19 04:43:44,555 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8033707865168539 [2021-11-19 04:43:44,556 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1430 transitions. [2021-11-19 04:43:44,556 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1430 transitions. [2021-11-19 04:43:44,557 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 04:43:44,557 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1430 transitions. [2021-11-19 04:43:44,562 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 143.0) internal successors, (1430), 10 states have internal predecessors, (1430), 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 04:43:44,568 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 178.0) internal successors, (1958), 11 states have internal predecessors, (1958), 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 04:43:44,569 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 178.0) internal successors, (1958), 11 states have internal predecessors, (1958), 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 04:43:44,570 INFO L186 Difference]: Start difference. First operand has 157 places, 158 transitions, 344 flow. Second operand 10 states and 1430 transitions. [2021-11-19 04:43:44,570 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 252 transitions, 856 flow [2021-11-19 04:43:44,576 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 252 transitions, 852 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-19 04:43:44,581 INFO L242 Difference]: Finished difference. Result has 171 places, 195 transitions, 645 flow [2021-11-19 04:43:44,582 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=340, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=158, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=139, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=645, PETRI_PLACES=171, PETRI_TRANSITIONS=195} [2021-11-19 04:43:44,583 INFO L334 CegarLoopForPetriNet]: 155 programPoint places, 16 predicate places. [2021-11-19 04:43:44,584 INFO L470 AbstractCegarLoop]: Abstraction has has 171 places, 195 transitions, 645 flow [2021-11-19 04:43:44,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 130.14285714285714) internal successors, (911), 7 states have internal predecessors, (911), 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 04:43:44,586 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-19 04:43:44,586 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 04:43:44,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-19 04:43:44,587 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-19 04:43:44,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:43:44,589 INFO L85 PathProgramCache]: Analyzing trace with hash -2004559437, now seen corresponding path program 2 times [2021-11-19 04:43:44,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:43:44,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332664246] [2021-11-19 04:43:44,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:43:44,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:43:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:43:44,643 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-19 04:43:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:43:44,721 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-19 04:43:44,721 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-19 04:43:44,723 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2021-11-19 04:43:44,724 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2021-11-19 04:43:44,725 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION (4 of 7 remaining) [2021-11-19 04:43:44,725 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 7 remaining) [2021-11-19 04:43:44,725 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 7 remaining) [2021-11-19 04:43:44,726 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 7 remaining) [2021-11-19 04:43:44,726 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2021-11-19 04:43:44,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-19 04:43:44,730 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2021-11-19 04:43:44,737 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-19 04:43:44,737 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-19 04:43:44,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:43:44 BasicIcfg [2021-11-19 04:43:44,877 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-19 04:43:44,877 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 04:43:44,877 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 04:43:44,878 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 04:43:44,879 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:43:41" (3/4) ... [2021-11-19 04:43:44,883 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-19 04:43:45,001 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/witness.graphml [2021-11-19 04:43:45,001 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 04:43:45,002 INFO L158 Benchmark]: Toolchain (without parser) took 5137.26ms. Allocated memory was 98.6MB in the beginning and 224.4MB in the end (delta: 125.8MB). Free memory was 67.3MB in the beginning and 85.3MB in the end (delta: -18.0MB). Peak memory consumption was 108.3MB. Max. memory is 16.1GB. [2021-11-19 04:43:45,003 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 98.6MB. Free memory was 67.8MB in the beginning and 67.7MB in the end (delta: 91.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 04:43:45,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 590.81ms. Allocated memory was 98.6MB in the beginning and 132.1MB in the end (delta: 33.6MB). Free memory was 67.1MB in the beginning and 107.7MB in the end (delta: -40.6MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2021-11-19 04:43:45,004 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.05ms. Allocated memory is still 132.1MB. Free memory was 107.7MB in the beginning and 105.8MB in the end (delta: 1.9MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2021-11-19 04:43:45,005 INFO L158 Benchmark]: Boogie Preprocessor took 33.85ms. Allocated memory is still 132.1MB. Free memory was 105.8MB in the beginning and 104.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 04:43:45,005 INFO L158 Benchmark]: RCFGBuilder took 871.92ms. Allocated memory is still 132.1MB. Free memory was 104.2MB in the beginning and 73.3MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-19 04:43:45,006 INFO L158 Benchmark]: TraceAbstraction took 3418.35ms. Allocated memory was 132.1MB in the beginning and 224.4MB in the end (delta: 92.3MB). Free memory was 72.8MB in the beginning and 105.2MB in the end (delta: -32.5MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2021-11-19 04:43:45,007 INFO L158 Benchmark]: Witness Printer took 124.08ms. Allocated memory is still 224.4MB. Free memory was 105.2MB in the beginning and 85.3MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-19 04:43:45,010 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 98.6MB. Free memory was 67.8MB in the beginning and 67.7MB in the end (delta: 91.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 590.81ms. Allocated memory was 98.6MB in the beginning and 132.1MB in the end (delta: 33.6MB). Free memory was 67.1MB in the beginning and 107.7MB in the end (delta: -40.6MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.05ms. Allocated memory is still 132.1MB. Free memory was 107.7MB in the beginning and 105.8MB in the end (delta: 1.9MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.85ms. Allocated memory is still 132.1MB. Free memory was 105.8MB in the beginning and 104.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 871.92ms. Allocated memory is still 132.1MB. Free memory was 104.2MB in the beginning and 73.3MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 3418.35ms. Allocated memory was 132.1MB in the beginning and 224.4MB in the end (delta: 92.3MB). Free memory was 72.8MB in the beginning and 105.2MB in the end (delta: -32.5MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * Witness Printer took 124.08ms. Allocated memory is still 224.4MB. Free memory was 105.2MB in the beginning and 85.3MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 712]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L689] 0 int idx=0; VAL [idx=0] [L690] 0 int ctr1=1, ctr2=0; VAL [ctr1=1, ctr2=0, idx=0] [L691] 0 int readerprogress1=0, readerprogress2=0; VAL [ctr1=1, ctr2=0, idx=0, readerprogress1=0, readerprogress2=0] [L692] 0 pthread_mutex_t mutex; VAL [ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0] [L782] 0 pthread_t t1, t2, t3; VAL [ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0, t1={6:0}, t2={7:0}, t3={3:0}] [L784] FCALL, FORK 0 pthread_create(&t1, 0, qrcu_reader1, 0) VAL [ctr1=1, ctr2=0, idx=0, mutex={5:0}, pthread_create(&t1, 0, qrcu_reader1, 0)=13, readerprogress1=0, readerprogress2=0, t1={6:0}, t2={7:0}, t3={3:0}] [L724] 1 int myidx; VAL [arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0] [L725] COND TRUE 1 1 VAL [arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0] [L726] 1 myidx = idx VAL [arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, myidx=0, readerprogress1=0, readerprogress2=0] [L727] COND TRUE 1 __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=1, arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, myidx=0, readerprogress1=0, readerprogress2=0] [L785] FCALL, FORK 0 pthread_create(&t2, 0, qrcu_reader2, 0) VAL [ctr1=1, ctr2=0, idx=0, mutex={5:0}, pthread_create(&t2, 0, qrcu_reader2, 0)=14, readerprogress1=0, readerprogress2=0, t1={6:0}, t2={7:0}, t3={3:0}] [L786] FCALL, FORK 0 pthread_create(&t3, 0, qrcu_updater, 0) VAL [ctr1=1, ctr2=0, idx=0, mutex={5:0}, pthread_create(&t3, 0, qrcu_updater, 0)=15, readerprogress1=0, readerprogress2=0, t1={6:0}, t2={7:0}, t3={3:0}] [L762] 3 int i; VAL [arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0] [L763] 3 int readerstart1=__VERIFIER_nondet_int(), readerstart2=__VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=1, arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0, readerstart1=1] [L763] 3 int readerstart1=__VERIFIER_nondet_int(), readerstart2=__VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=0, arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0, readerstart1=1, readerstart2=0] [L764] 3 int sum; VAL [arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0, readerstart1=1, readerstart2=0] [L765] CALL 3 __VERIFIER_atomic_take_snapshot(readerstart1, readerstart2) [L706] 3 readerstart1 = readerprogress1 [L707] 3 readerstart2 = readerprogress2 [L765] RET 3 __VERIFIER_atomic_take_snapshot(readerstart1, readerstart2) [L766] COND FALSE 3 !(__VERIFIER_nondet_int()) VAL [__VERIFIER_nondet_int()=0, arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0, readerstart1=1, readerstart2=0] [L766] 3 sum = ctr2 VAL [arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0, readerstart1=1, readerstart2=0, sum=0] [L766] 3 sum = sum + ctr1 VAL [arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0, readerstart1=1, readerstart2=0, sum=1] [L767] COND TRUE 3 sum <= 1 VAL [arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0, readerstart1=1, readerstart2=0, sum=1] [L767] COND FALSE 3 !(__VERIFIER_nondet_int()) VAL [__VERIFIER_nondet_int()=0, arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0, readerstart1=1, readerstart2=0, sum=1] [L767] 3 sum = ctr2 VAL [arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0, readerstart1=1, readerstart2=0, sum=0] [L767] 3 sum = sum + ctr1 VAL [arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0, readerstart1=1, readerstart2=0, sum=1] [L769] COND FALSE 3 !(sum > 1) VAL [arg={0:0}, arg={0:0}, ctr1=1, ctr2=0, idx=0, mutex={5:0}, readerprogress1=0, readerprogress2=0, readerstart1=1, readerstart2=0, sum=1] [L728] CALL 1 __VERIFIER_atomic_use1(myidx) [L694] CALL 1 assume_abort_if_not(myidx <= 0 && ctr1>0) [L3] COND FALSE 1 !(!cond) [L694] RET 1 assume_abort_if_not(myidx <= 0 && ctr1>0) [L695] 1 ctr1++ [L728] RET 1 __VERIFIER_atomic_use1(myidx) [L737] 1 readerprogress1 = 1 VAL [arg={0:0}, arg={0:0}, ctr1=2, ctr2=0, idx=0, mutex={5:0}, myidx=0, readerprogress1=1, readerprogress2=0] [L777] CALL 3 __VERIFIER_atomic_check_progress1(readerstart1) [L710] COND TRUE 3 __VERIFIER_nondet_int() [L711] CALL 3 assume_abort_if_not(readerstart1 == 1 && readerprogress1 == 1) [L3] COND FALSE 3 !(!cond) [L711] RET 3 assume_abort_if_not(readerstart1 == 1 && readerprogress1 == 1) [L712] COND TRUE 3 !(0) [L712] 3 reach_error() VAL [\old(readerstart1)=1, ctr1=2, ctr2=0, idx=0, mutex={5:0}, readerprogress1=1, readerprogress2=0, readerstart1=1] - UnprovableResult [Line: 719]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 784]: 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: 786]: 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: 785]: 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 7 procedures, 260 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 116 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 116 mSDsluCounter, 63 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 149 mSDsCounter, 34 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 497 IncrementalHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34 mSolverCounterUnsat, 38 mSDtfsCounter, 497 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=645occurred in iteration=4, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 344 NumberOfCodeBlocks, 344 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 265 ConstructedInterpolants, 0 QuantifiedInterpolants, 817 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-19 04:43:45,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6383f687-a129-40b8-8dd3-b90d96aff995/bin/uautomizer-ZXIjhQolGL/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