./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt --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 91b38ad7ab67d81aafbb5fd4f68820f19b8e6fc7 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:24:06,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:24:06,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:24:06,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:24:06,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:24:06,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:24:06,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:24:06,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:24:06,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:24:06,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:24:06,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:24:06,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:24:06,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:24:06,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:24:06,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:24:06,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:24:06,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:24:06,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:24:06,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:24:06,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:24:06,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:24:06,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:24:06,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:24:06,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:24:06,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:24:06,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:24:06,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:24:06,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:24:06,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:24:06,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:24:06,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:24:06,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:24:06,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:24:06,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:24:06,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:24:06,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:24:06,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:24:06,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:24:06,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:24:06,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:24:06,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:24:06,495 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:24:06,542 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:24:06,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:24:06,543 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:24:06,543 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:24:06,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:24:06,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:24:06,545 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:24:06,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:24:06,545 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:24:06,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:24:06,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:24:06,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:24:06,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:24:06,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:24:06,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:24:06,548 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:24:06,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:24:06,548 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:24:06,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:24:06,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:24:06,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:24:06,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:24:06,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:24:06,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:24:06,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:24:06,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:24:06,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:24:06,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:24:06,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:24:06,552 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:24:06,552 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_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91b38ad7ab67d81aafbb5fd4f68820f19b8e6fc7 [2021-10-13 00:24:06,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:24:06,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:24:06,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:24:06,882 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:24:06,883 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:24:06,884 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2021-10-13 00:24:06,980 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/data/0c1e77e5c/84fb6a39b676456f9eb199f7fdef9e8f/FLAG7dbfa9418 [2021-10-13 00:24:07,564 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:24:07,565 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2021-10-13 00:24:07,599 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/data/0c1e77e5c/84fb6a39b676456f9eb199f7fdef9e8f/FLAG7dbfa9418 [2021-10-13 00:24:07,849 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/data/0c1e77e5c/84fb6a39b676456f9eb199f7fdef9e8f [2021-10-13 00:24:07,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:24:07,854 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:24:07,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:24:07,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:24:07,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:24:07,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:24:07" (1/1) ... [2021-10-13 00:24:07,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36ef186d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:07, skipping insertion in model container [2021-10-13 00:24:07,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:24:07" (1/1) ... [2021-10-13 00:24:07,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:24:07,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:24:08,157 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 00:24:08,430 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i[39095,39108] [2021-10-13 00:24:08,436 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i[39180,39193] [2021-10-13 00:24:08,437 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i[39232,39245] [2021-10-13 00:24:08,442 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i[39641,39654] [2021-10-13 00:24:08,443 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i[39726,39739] [2021-10-13 00:24:08,444 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i[39778,39791] [2021-10-13 00:24:08,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:24:08,458 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:24:08,471 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 00:24:08,513 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i[39095,39108] [2021-10-13 00:24:08,514 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i[39180,39193] [2021-10-13 00:24:08,517 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i[39232,39245] [2021-10-13 00:24:08,520 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i[39641,39654] [2021-10-13 00:24:08,526 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i[39726,39739] [2021-10-13 00:24:08,526 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i[39778,39791] [2021-10-13 00:24:08,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:24:08,592 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:24:08,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:08 WrapperNode [2021-10-13 00:24:08,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:24:08,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:24:08,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:24:08,595 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:24:08,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:08" (1/1) ... [2021-10-13 00:24:08,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:08" (1/1) ... [2021-10-13 00:24:08,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:24:08,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:24:08,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:24:08,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:24:08,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:08" (1/1) ... [2021-10-13 00:24:08,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:08" (1/1) ... [2021-10-13 00:24:08,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:08" (1/1) ... [2021-10-13 00:24:08,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:08" (1/1) ... [2021-10-13 00:24:08,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:08" (1/1) ... [2021-10-13 00:24:08,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:08" (1/1) ... [2021-10-13 00:24:08,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:08" (1/1) ... [2021-10-13 00:24:08,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:24:08,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:24:08,708 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:24:08,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:24:08,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:08" (1/1) ... [2021-10-13 00:24:08,728 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:24:08,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:24:08,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:24:08,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:24:08,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:24:08,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:24:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 00:24:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 00:24:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:24:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2021-10-13 00:24:08,813 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2021-10-13 00:24:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:24:08,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:24:08,815 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 00:24:09,213 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:24:09,214 INFO L299 CfgBuilder]: Removed 17 assume(true) statements. [2021-10-13 00:24:09,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:24:09 BoogieIcfgContainer [2021-10-13 00:24:09,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:24:09,218 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:24:09,218 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:24:09,221 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:24:09,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:24:07" (1/3) ... [2021-10-13 00:24:09,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66aa01c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:24:09, skipping insertion in model container [2021-10-13 00:24:09,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:08" (2/3) ... [2021-10-13 00:24:09,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66aa01c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:24:09, skipping insertion in model container [2021-10-13 00:24:09,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:24:09" (3/3) ... [2021-10-13 00:24:09,225 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2021-10-13 00:24:09,230 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-13 00:24:09,230 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:24:09,230 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 00:24:09,231 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-13 00:24:09,291 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,292 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,292 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,292 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,292 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,293 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,293 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,293 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,293 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,294 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,294 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,294 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,294 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,294 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,295 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,295 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,295 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,295 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,296 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,296 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,296 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,297 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,297 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,297 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,297 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,298 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,298 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,298 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,298 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,299 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,299 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,313 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,314 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,314 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,314 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,314 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,314 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,315 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,315 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,315 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,315 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,315 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,321 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,321 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,321 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,321 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,322 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,322 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,322 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,322 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,322 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,323 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,323 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,323 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,323 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,323 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,323 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,324 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,324 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,324 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,324 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,324 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,324 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,325 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,325 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,325 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,325 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,325 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,325 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,326 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,326 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,326 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,326 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,326 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,326 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,327 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,327 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,327 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,327 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,327 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,328 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,328 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,328 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,328 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,328 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,329 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,329 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,329 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,329 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,329 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,330 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,330 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,330 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,330 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,330 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,331 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,331 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,331 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,331 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,332 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,332 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,332 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,332 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,332 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,332 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,333 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,333 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,333 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,334 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,334 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,334 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,334 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,338 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,342 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,343 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,343 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,343 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,344 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,344 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,344 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,345 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,345 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,345 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,346 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,346 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,346 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,347 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,347 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,349 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,349 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,349 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,349 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,350 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,350 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,350 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,350 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,350 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,351 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,351 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,351 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,351 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,351 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,351 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,352 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,352 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,352 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,352 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,353 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,353 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,353 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,353 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,354 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,354 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,354 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,354 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,354 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,355 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,355 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,355 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,355 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,355 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,356 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,356 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,356 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,356 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,356 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,357 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,357 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,357 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,357 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,357 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,358 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,358 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,358 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,358 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,358 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,359 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,359 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,359 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,359 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,359 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,360 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,360 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,360 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,360 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,360 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,361 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,361 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,361 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,361 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,361 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,362 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,362 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,362 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,362 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,362 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,366 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,366 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,366 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,366 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,367 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,367 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,367 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,367 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,367 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,368 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,368 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,368 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,368 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,368 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,369 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,369 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,369 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,369 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,369 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,370 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,370 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,370 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,370 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,370 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,371 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,371 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,371 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,371 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 00:24:09,390 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-10-13 00:24:09,447 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:24:09,461 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:24:09,462 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-10-13 00:24:09,497 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-13 00:24:09,510 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 122 places, 127 transitions, 262 flow [2021-10-13 00:24:09,513 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 122 places, 127 transitions, 262 flow [2021-10-13 00:24:09,515 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 122 places, 127 transitions, 262 flow [2021-10-13 00:24:09,590 INFO L129 PetriNetUnfolder]: 9/126 cut-off events. [2021-10-13 00:24:09,590 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-10-13 00:24:09,599 INFO L84 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 126 events. 9/126 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 220 event pairs, 0 based on Foata normal form. 0/114 useless extension candidates. Maximal degree in co-relation 91. Up to 2 conditions per place. [2021-10-13 00:24:09,605 INFO L116 LiptonReduction]: Number of co-enabled transitions 3996 [2021-10-13 00:24:14,323 INFO L131 LiptonReduction]: Checked pairs total: 5809 [2021-10-13 00:24:14,324 INFO L133 LiptonReduction]: Total number of compositions: 129 [2021-10-13 00:24:14,339 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 26 places, 27 transitions, 62 flow [2021-10-13 00:24:14,354 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 83 states, 80 states have (on average 2.275) internal successors, (182), 82 states have internal predecessors, (182), 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) [2021-10-13 00:24:14,357 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 80 states have (on average 2.275) internal successors, (182), 82 states have internal predecessors, (182), 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) [2021-10-13 00:24:14,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 00:24:14,362 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:24:14,363 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-13 00:24:14,365 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-13 00:24:14,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:24:14,370 INFO L82 PathProgramCache]: Analyzing trace with hash 15666494, now seen corresponding path program 1 times [2021-10-13 00:24:14,379 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:24:14,380 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481806161] [2021-10-13 00:24:14,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:24:14,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:24:14,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:24:14,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:24:14,649 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:24:14,649 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481806161] [2021-10-13 00:24:14,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481806161] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:24:14,651 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:24:14,651 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:24:14,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913586045] [2021-10-13 00:24:14,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:24:14,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:24:14,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:24:14,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:24:14,682 INFO L87 Difference]: Start difference. First operand has 83 states, 80 states have (on average 2.275) internal successors, (182), 82 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:24:14,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:24:14,738 INFO L93 Difference]: Finished difference Result 128 states and 268 transitions. [2021-10-13 00:24:14,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:24:14,740 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-10-13 00:24:14,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:24:14,760 INFO L225 Difference]: With dead ends: 128 [2021-10-13 00:24:14,760 INFO L226 Difference]: Without dead ends: 128 [2021-10-13 00:24:14,761 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:24:14,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-10-13 00:24:14,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 92. [2021-10-13 00:24:14,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 89 states have (on average 2.157303370786517) internal successors, (192), 91 states have internal predecessors, (192), 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) [2021-10-13 00:24:14,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 192 transitions. [2021-10-13 00:24:14,820 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 192 transitions. Word has length 4 [2021-10-13 00:24:14,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:24:14,820 INFO L470 AbstractCegarLoop]: Abstraction has 92 states and 192 transitions. [2021-10-13 00:24:14,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:24:14,821 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 192 transitions. [2021-10-13 00:24:14,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-13 00:24:14,822 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:24:14,822 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:24:14,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:24:14,823 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-13 00:24:14,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:24:14,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1429573766, now seen corresponding path program 1 times [2021-10-13 00:24:14,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:24:14,824 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694245814] [2021-10-13 00:24:14,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:24:14,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:24:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:24:14,900 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:24:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:24:14,952 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:24:14,952 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 00:24:14,954 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:24:14,956 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:24:14,957 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:24:14,957 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:24:14,957 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-13 00:24:14,957 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:24:14,958 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:24:14,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:24:14,965 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-13 00:24:14,965 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:24:14,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:24:14 BasicIcfg [2021-10-13 00:24:14,989 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:24:14,989 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:24:14,990 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:24:14,990 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:24:14,990 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:24:09" (3/4) ... [2021-10-13 00:24:14,992 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-13 00:24:15,034 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:24:15,034 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:24:15,036 INFO L168 Benchmark]: Toolchain (without parser) took 7181.53 ms. Allocated memory was 102.8 MB in the beginning and 161.5 MB in the end (delta: 58.7 MB). Free memory was 60.5 MB in the beginning and 101.9 MB in the end (delta: -41.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:15,037 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 102.8 MB. Free memory was 78.5 MB in the beginning and 78.4 MB in the end (delta: 52.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:24:15,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 738.46 ms. Allocated memory is still 102.8 MB. Free memory was 60.3 MB in the beginning and 62.5 MB in the end (delta: -2.2 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:15,038 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.46 ms. Allocated memory is still 102.8 MB. Free memory was 62.5 MB in the beginning and 60.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:15,038 INFO L168 Benchmark]: Boogie Preprocessor took 53.45 ms. Allocated memory is still 102.8 MB. Free memory was 60.2 MB in the beginning and 58.6 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:24:15,039 INFO L168 Benchmark]: RCFGBuilder took 508.03 ms. Allocated memory is still 102.8 MB. Free memory was 58.3 MB in the beginning and 44.2 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:15,040 INFO L168 Benchmark]: TraceAbstraction took 5771.40 ms. Allocated memory was 102.8 MB in the beginning and 161.5 MB in the end (delta: 58.7 MB). Free memory was 44.0 MB in the beginning and 105.1 MB in the end (delta: -61.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:24:15,040 INFO L168 Benchmark]: Witness Printer took 44.75 ms. Allocated memory is still 161.5 MB. Free memory was 105.1 MB in the beginning and 101.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:24:15,043 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 102.8 MB. Free memory was 78.5 MB in the beginning and 78.4 MB in the end (delta: 52.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 738.46 ms. Allocated memory is still 102.8 MB. Free memory was 60.3 MB in the beginning and 62.5 MB in the end (delta: -2.2 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 58.46 ms. Allocated memory is still 102.8 MB. Free memory was 62.5 MB in the beginning and 60.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.45 ms. Allocated memory is still 102.8 MB. Free memory was 60.2 MB in the beginning and 58.6 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 508.03 ms. Allocated memory is still 102.8 MB. Free memory was 58.3 MB in the beginning and 44.2 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5771.40 ms. Allocated memory was 102.8 MB in the beginning and 161.5 MB in the end (delta: 58.7 MB). Free memory was 44.0 MB in the beginning and 105.1 MB in the end (delta: -61.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 44.75 ms. Allocated memory is still 161.5 MB. Free memory was 105.1 MB in the beginning and 101.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4811.0ms, 122 PlacesBefore, 26 PlacesAfterwards, 127 TransitionsBefore, 27 TransitionsAfterwards, 3996 CoEnabledTransitionPairs, 7 FixpointIterations, 31 TrivialSequentialCompositions, 77 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 17 ConcurrentYvCompositions, 4 ChoiceCompositions, 129 TotalNumberOfCompositions, 5809 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4415, positive: 4243, positive conditional: 0, positive unconditional: 4243, negative: 172, negative conditional: 0, negative unconditional: 172, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2980, positive: 2923, positive conditional: 0, positive unconditional: 2923, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2980, positive: 2910, positive conditional: 0, positive unconditional: 2910, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 172, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 164, negative conditional: 0, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4415, positive: 1320, positive conditional: 0, positive unconditional: 1320, negative: 115, negative conditional: 0, negative unconditional: 115, unknown: 2980, unknown conditional: 0, unknown unconditional: 2980] , Statistics on independence cache: Total cache size (in pairs): 136, Positive cache size: 115, Positive conditional cache size: 0, Positive unconditional cache size: 115, Negative cache size: 21, Negative conditional cache size: 0, Negative unconditional cache size: 21 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 855]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L864] 0 pthread_t reader; [L865] 0 Ring r; [L823] EXPR 0 r->writer = 0 [L823] 0 r->reader = r->writer = 0 [L867] FCALL, FORK 0 pthread_create( &reader, ((void *)0), &reader_nowait_fn, &r ) [L851] 1 Ring *r = arg; [L852] 1 long val = 0, last = 0, i = 0; [L853] COND TRUE 1 i < 8 [L815] EXPR 1 r->reader [L815] EXPR 1 r->q[ r->reader ] [L815] 1 long x = r->q[ r->reader ]; [L816] EXPR 1 r->reader [L816] 1 r->reader = (r->reader + 1) % 4 [L817] 1 return x; [L854] 1 val = ring_dequeue( r ) [L855] 1 !(val == last + 1) ? reach_error() : (void)0 [L855] 1 reach_error() - UnprovableResult [Line: 859]: 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: 860]: 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: 867]: 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 3 procedures, 170 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 5516.2ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 8.3ms, AutomataDifference: 100.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 4892.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 29 SDtfs, 14 SDslu, 15 SDs, 0 SdLazy, 7 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=1, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 43.8ms AutomataMinimizationTime, 1 MinimizatonAttempts, 36 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 17.1ms SsaConstructionTime, 111.1ms SatisfiabilityAnalysisTime, 104.3ms InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-13 00:24:15,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119d085-4902-45d0-a2a3-d75056daf9ce/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...