./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dbff9cba9b3794b18d55ca52c1abf6279404a7b220f91d79730a04b586f9ee44 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:21:40,682 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:21:40,740 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-29 00:21:40,744 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:21:40,745 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:21:40,765 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:21:40,765 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:21:40,766 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:21:40,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:21:40,767 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:21:40,768 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:21:40,768 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:21:40,769 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:21:40,769 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:21:40,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:21:40,770 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:21:40,771 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:21:40,771 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:21:40,772 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:21:40,772 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:21:40,773 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:21:40,774 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:21:40,774 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-29 00:21:40,775 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 00:21:40,775 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:21:40,775 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:21:40,776 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:21:40,776 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:21:40,777 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:21:40,777 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:21:40,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:21:40,778 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:21:40,778 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:21:40,779 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:21:40,779 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:21:40,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 00:21:40,779 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:21:40,779 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:21:40,779 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:21:40,780 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:21:40,780 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:21:40,780 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbff9cba9b3794b18d55ca52c1abf6279404a7b220f91d79730a04b586f9ee44 [2023-11-29 00:21:40,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:21:40,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:21:40,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:21:40,998 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:21:40,998 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:21:40,999 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2023-11-29 00:21:43,679 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:21:43,868 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:21:43,869 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2023-11-29 00:21:43,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/data/a45e6f84b/2c1c6e4f9e9e414bb8594ba8752c59f0/FLAG68b337385 [2023-11-29 00:21:43,889 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/data/a45e6f84b/2c1c6e4f9e9e414bb8594ba8752c59f0 [2023-11-29 00:21:43,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:21:43,893 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:21:43,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:21:43,894 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:21:43,899 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:21:43,900 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:21:43" (1/1) ... [2023-11-29 00:21:43,901 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@561e04ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:43, skipping insertion in model container [2023-11-29 00:21:43,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:21:43" (1/1) ... [2023-11-29 00:21:43,930 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:21:44,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:21:44,130 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:21:44,171 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:21:44,180 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 00:21:44,180 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 00:21:44,187 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:21:44,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:44 WrapperNode [2023-11-29 00:21:44,188 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:21:44,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:21:44,189 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:21:44,189 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:21:44,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:44" (1/1) ... [2023-11-29 00:21:44,208 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:44" (1/1) ... [2023-11-29 00:21:44,242 INFO L138 Inliner]: procedures = 27, calls = 77, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 618 [2023-11-29 00:21:44,243 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:21:44,243 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:21:44,243 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:21:44,244 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:21:44,251 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:44" (1/1) ... [2023-11-29 00:21:44,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:44" (1/1) ... [2023-11-29 00:21:44,257 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:44" (1/1) ... [2023-11-29 00:21:44,258 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:44" (1/1) ... [2023-11-29 00:21:44,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:44" (1/1) ... [2023-11-29 00:21:44,286 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:44" (1/1) ... [2023-11-29 00:21:44,289 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:44" (1/1) ... [2023-11-29 00:21:44,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:44" (1/1) ... [2023-11-29 00:21:44,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:21:44,297 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:21:44,297 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:21:44,297 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:21:44,298 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:44" (1/1) ... [2023-11-29 00:21:44,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:21:44,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:21:44,325 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:21:44,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:21:44,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:21:44,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 00:21:44,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-29 00:21:44,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-29 00:21:44,361 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-29 00:21:44,361 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-29 00:21:44,361 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-29 00:21:44,361 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-29 00:21:44,361 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-29 00:21:44,361 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-29 00:21:44,361 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-29 00:21:44,362 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-29 00:21:44,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-29 00:21:44,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-29 00:21:44,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-29 00:21:44,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 00:21:44,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:21:44,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:21:44,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 00:21:44,365 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-29 00:21:44,503 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:21:44,505 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:21:45,258 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:21:45,788 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:21:45,789 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-29 00:21:45,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:21:45 BoogieIcfgContainer [2023-11-29 00:21:45,790 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:21:45,793 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:21:45,793 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:21:45,797 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:21:45,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:21:43" (1/3) ... [2023-11-29 00:21:45,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61abbb8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:21:45, skipping insertion in model container [2023-11-29 00:21:45,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:21:44" (2/3) ... [2023-11-29 00:21:45,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61abbb8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:21:45, skipping insertion in model container [2023-11-29 00:21:45,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:21:45" (3/3) ... [2023-11-29 00:21:45,799 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-mult2.wvr.c [2023-11-29 00:21:45,809 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-29 00:21:45,820 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:21:45,820 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 93 error locations. [2023-11-29 00:21:45,820 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-29 00:21:45,971 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-29 00:21:46,014 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 421 places, 427 transitions, 882 flow [2023-11-29 00:21:46,169 INFO L124 PetriNetUnfolderBase]: 19/423 cut-off events. [2023-11-29 00:21:46,169 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-11-29 00:21:46,176 INFO L83 FinitePrefix]: Finished finitePrefix Result has 440 conditions, 423 events. 19/423 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 584 event pairs, 0 based on Foata normal form. 0/311 useless extension candidates. Maximal degree in co-relation 334. Up to 2 conditions per place. [2023-11-29 00:21:46,176 INFO L82 GeneralOperation]: Start removeDead. Operand has 421 places, 427 transitions, 882 flow [2023-11-29 00:21:46,187 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 393 places, 398 transitions, 820 flow [2023-11-29 00:21:46,195 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:21:46,200 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5cd2c99d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:21:46,200 INFO L358 AbstractCegarLoop]: Starting to check reachability of 167 error locations. [2023-11-29 00:21:46,205 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-29 00:21:46,205 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2023-11-29 00:21:46,205 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-29 00:21:46,205 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:46,206 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:46,206 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:46,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:46,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1525840011, now seen corresponding path program 1 times [2023-11-29 00:21:46,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:46,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295186677] [2023-11-29 00:21:46,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:46,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:46,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:46,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:46,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295186677] [2023-11-29 00:21:46,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295186677] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:46,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:46,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:46,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959174756] [2023-11-29 00:21:46,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:46,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:46,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:46,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:46,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:46,456 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 427 [2023-11-29 00:21:46,462 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 393 places, 398 transitions, 820 flow. Second operand has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 00:21:46,462 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:46,462 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 427 [2023-11-29 00:21:46,463 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:46,828 INFO L124 PetriNetUnfolderBase]: 451/1228 cut-off events. [2023-11-29 00:21:46,829 INFO L125 PetriNetUnfolderBase]: For 160/267 co-relation queries the response was YES. [2023-11-29 00:21:46,834 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1968 conditions, 1228 events. 451/1228 cut-off events. For 160/267 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5480 event pairs, 272 based on Foata normal form. 183/1266 useless extension candidates. Maximal degree in co-relation 1562. Up to 613 conditions per place. [2023-11-29 00:21:46,842 INFO L140 encePairwiseOnDemand]: 343/427 looper letters, 24 selfloop transitions, 2 changer transitions 5/316 dead transitions. [2023-11-29 00:21:46,842 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 324 places, 316 transitions, 708 flow [2023-11-29 00:21:46,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:46,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:46,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1056 transitions. [2023-11-29 00:21:46,858 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8243559718969555 [2023-11-29 00:21:46,859 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1056 transitions. [2023-11-29 00:21:46,859 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1056 transitions. [2023-11-29 00:21:46,862 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:46,865 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1056 transitions. [2023-11-29 00:21:46,870 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 352.0) internal successors, (1056), 3 states have internal predecessors, (1056), 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) [2023-11-29 00:21:46,876 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:46,877 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:46,879 INFO L175 Difference]: Start difference. First operand has 393 places, 398 transitions, 820 flow. Second operand 3 states and 1056 transitions. [2023-11-29 00:21:46,880 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 324 places, 316 transitions, 708 flow [2023-11-29 00:21:46,886 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 316 transitions, 692 flow, removed 0 selfloop flow, removed 8 redundant places. [2023-11-29 00:21:46,892 INFO L231 Difference]: Finished difference. Result has 316 places, 311 transitions, 634 flow [2023-11-29 00:21:46,894 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=316, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=314, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=634, PETRI_PLACES=316, PETRI_TRANSITIONS=311} [2023-11-29 00:21:46,897 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -77 predicate places. [2023-11-29 00:21:46,897 INFO L495 AbstractCegarLoop]: Abstraction has has 316 places, 311 transitions, 634 flow [2023-11-29 00:21:46,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 00:21:46,898 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:46,898 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:46,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 00:21:46,899 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:46,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:46,900 INFO L85 PathProgramCache]: Analyzing trace with hash 663790813, now seen corresponding path program 1 times [2023-11-29 00:21:46,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:46,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984054467] [2023-11-29 00:21:46,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:46,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:46,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:46,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:46,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984054467] [2023-11-29 00:21:46,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984054467] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:46,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:46,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:46,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375361880] [2023-11-29 00:21:46,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:46,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:46,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:46,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:46,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:46,988 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 427 [2023-11-29 00:21:46,990 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 311 transitions, 634 flow. Second operand has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 00:21:46,990 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:46,990 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 427 [2023-11-29 00:21:46,990 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:47,261 INFO L124 PetriNetUnfolderBase]: 451/1222 cut-off events. [2023-11-29 00:21:47,261 INFO L125 PetriNetUnfolderBase]: For 40/147 co-relation queries the response was YES. [2023-11-29 00:21:47,265 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1881 conditions, 1222 events. 451/1222 cut-off events. For 40/147 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5459 event pairs, 272 based on Foata normal form. 0/1083 useless extension candidates. Maximal degree in co-relation 1842. Up to 613 conditions per place. [2023-11-29 00:21:47,271 INFO L140 encePairwiseOnDemand]: 424/427 looper letters, 24 selfloop transitions, 2 changer transitions 0/310 dead transitions. [2023-11-29 00:21:47,271 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 310 transitions, 684 flow [2023-11-29 00:21:47,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:47,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:47,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 975 transitions. [2023-11-29 00:21:47,275 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7611241217798594 [2023-11-29 00:21:47,275 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 975 transitions. [2023-11-29 00:21:47,275 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 975 transitions. [2023-11-29 00:21:47,276 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:47,276 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 975 transitions. [2023-11-29 00:21:47,279 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.0) internal successors, (975), 3 states have internal predecessors, (975), 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) [2023-11-29 00:21:47,282 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:47,283 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:47,283 INFO L175 Difference]: Start difference. First operand has 316 places, 311 transitions, 634 flow. Second operand 3 states and 975 transitions. [2023-11-29 00:21:47,283 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 310 transitions, 684 flow [2023-11-29 00:21:47,285 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 310 places, 310 transitions, 680 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 00:21:47,289 INFO L231 Difference]: Finished difference. Result has 310 places, 310 transitions, 632 flow [2023-11-29 00:21:47,290 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=628, PETRI_DIFFERENCE_MINUEND_PLACES=308, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=632, PETRI_PLACES=310, PETRI_TRANSITIONS=310} [2023-11-29 00:21:47,291 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -83 predicate places. [2023-11-29 00:21:47,291 INFO L495 AbstractCegarLoop]: Abstraction has has 310 places, 310 transitions, 632 flow [2023-11-29 00:21:47,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 00:21:47,292 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:47,292 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:47,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 00:21:47,292 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:47,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:47,293 INFO L85 PathProgramCache]: Analyzing trace with hash -1509645190, now seen corresponding path program 1 times [2023-11-29 00:21:47,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:47,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413560861] [2023-11-29 00:21:47,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:47,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:47,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:47,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:47,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413560861] [2023-11-29 00:21:47,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413560861] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:47,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:47,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:47,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215879696] [2023-11-29 00:21:47,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:47,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:47,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:47,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:47,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:47,368 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 427 [2023-11-29 00:21:47,370 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 310 places, 310 transitions, 632 flow. Second operand has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 00:21:47,370 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:47,370 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 427 [2023-11-29 00:21:47,371 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:47,655 INFO L124 PetriNetUnfolderBase]: 451/1221 cut-off events. [2023-11-29 00:21:47,655 INFO L125 PetriNetUnfolderBase]: For 40/147 co-relation queries the response was YES. [2023-11-29 00:21:47,657 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1880 conditions, 1221 events. 451/1221 cut-off events. For 40/147 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5487 event pairs, 272 based on Foata normal form. 0/1083 useless extension candidates. Maximal degree in co-relation 1833. Up to 613 conditions per place. [2023-11-29 00:21:47,664 INFO L140 encePairwiseOnDemand]: 424/427 looper letters, 24 selfloop transitions, 2 changer transitions 0/309 dead transitions. [2023-11-29 00:21:47,664 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 311 places, 309 transitions, 682 flow [2023-11-29 00:21:47,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:47,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:47,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 975 transitions. [2023-11-29 00:21:47,668 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7611241217798594 [2023-11-29 00:21:47,668 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 975 transitions. [2023-11-29 00:21:47,668 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 975 transitions. [2023-11-29 00:21:47,668 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:47,668 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 975 transitions. [2023-11-29 00:21:47,671 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.0) internal successors, (975), 3 states have internal predecessors, (975), 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) [2023-11-29 00:21:47,673 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:47,674 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:47,675 INFO L175 Difference]: Start difference. First operand has 310 places, 310 transitions, 632 flow. Second operand 3 states and 975 transitions. [2023-11-29 00:21:47,675 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 311 places, 309 transitions, 682 flow [2023-11-29 00:21:47,676 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 309 places, 309 transitions, 678 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 00:21:47,679 INFO L231 Difference]: Finished difference. Result has 309 places, 309 transitions, 630 flow [2023-11-29 00:21:47,680 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=626, PETRI_DIFFERENCE_MINUEND_PLACES=307, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=309, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=307, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=630, PETRI_PLACES=309, PETRI_TRANSITIONS=309} [2023-11-29 00:21:47,681 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -84 predicate places. [2023-11-29 00:21:47,681 INFO L495 AbstractCegarLoop]: Abstraction has has 309 places, 309 transitions, 630 flow [2023-11-29 00:21:47,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 00:21:47,682 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:47,682 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:47,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 00:21:47,682 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:47,683 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:47,683 INFO L85 PathProgramCache]: Analyzing trace with hash 353139958, now seen corresponding path program 1 times [2023-11-29 00:21:47,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:47,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344062562] [2023-11-29 00:21:47,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:47,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:47,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:47,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:47,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344062562] [2023-11-29 00:21:47,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344062562] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:47,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:47,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:47,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336522695] [2023-11-29 00:21:47,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:47,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:47,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:47,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:47,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:47,759 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 427 [2023-11-29 00:21:47,761 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 309 places, 309 transitions, 630 flow. Second operand has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 00:21:47,761 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:47,761 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 427 [2023-11-29 00:21:47,761 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:48,064 INFO L124 PetriNetUnfolderBase]: 451/1220 cut-off events. [2023-11-29 00:21:48,064 INFO L125 PetriNetUnfolderBase]: For 40/147 co-relation queries the response was YES. [2023-11-29 00:21:48,068 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1879 conditions, 1220 events. 451/1220 cut-off events. For 40/147 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5460 event pairs, 272 based on Foata normal form. 0/1083 useless extension candidates. Maximal degree in co-relation 1824. Up to 613 conditions per place. [2023-11-29 00:21:48,076 INFO L140 encePairwiseOnDemand]: 424/427 looper letters, 24 selfloop transitions, 2 changer transitions 0/308 dead transitions. [2023-11-29 00:21:48,076 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 308 transitions, 680 flow [2023-11-29 00:21:48,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:48,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:48,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 975 transitions. [2023-11-29 00:21:48,080 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7611241217798594 [2023-11-29 00:21:48,080 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 975 transitions. [2023-11-29 00:21:48,080 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 975 transitions. [2023-11-29 00:21:48,081 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:48,081 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 975 transitions. [2023-11-29 00:21:48,084 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.0) internal successors, (975), 3 states have internal predecessors, (975), 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) [2023-11-29 00:21:48,087 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:48,088 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:48,088 INFO L175 Difference]: Start difference. First operand has 309 places, 309 transitions, 630 flow. Second operand 3 states and 975 transitions. [2023-11-29 00:21:48,088 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 308 transitions, 680 flow [2023-11-29 00:21:48,091 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 308 transitions, 676 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 00:21:48,095 INFO L231 Difference]: Finished difference. Result has 308 places, 308 transitions, 628 flow [2023-11-29 00:21:48,096 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=624, PETRI_DIFFERENCE_MINUEND_PLACES=306, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=308, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=306, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=628, PETRI_PLACES=308, PETRI_TRANSITIONS=308} [2023-11-29 00:21:48,097 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -85 predicate places. [2023-11-29 00:21:48,097 INFO L495 AbstractCegarLoop]: Abstraction has has 308 places, 308 transitions, 628 flow [2023-11-29 00:21:48,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 00:21:48,098 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:48,098 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:48,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 00:21:48,098 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:48,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:48,099 INFO L85 PathProgramCache]: Analyzing trace with hash -62178354, now seen corresponding path program 1 times [2023-11-29 00:21:48,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:48,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351349840] [2023-11-29 00:21:48,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:48,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:48,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:48,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:48,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351349840] [2023-11-29 00:21:48,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351349840] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:48,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:48,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:48,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068052044] [2023-11-29 00:21:48,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:48,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:48,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:48,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:48,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:48,169 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 427 [2023-11-29 00:21:48,170 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 308 transitions, 628 flow. Second operand has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 00:21:48,171 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:48,171 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 427 [2023-11-29 00:21:48,171 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:48,419 INFO L124 PetriNetUnfolderBase]: 451/1219 cut-off events. [2023-11-29 00:21:48,419 INFO L125 PetriNetUnfolderBase]: For 40/147 co-relation queries the response was YES. [2023-11-29 00:21:48,423 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1878 conditions, 1219 events. 451/1219 cut-off events. For 40/147 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 5433 event pairs, 272 based on Foata normal form. 0/1083 useless extension candidates. Maximal degree in co-relation 1815. Up to 613 conditions per place. [2023-11-29 00:21:48,430 INFO L140 encePairwiseOnDemand]: 424/427 looper letters, 24 selfloop transitions, 2 changer transitions 0/307 dead transitions. [2023-11-29 00:21:48,431 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 307 transitions, 678 flow [2023-11-29 00:21:48,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:48,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:48,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 975 transitions. [2023-11-29 00:21:48,435 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7611241217798594 [2023-11-29 00:21:48,435 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 975 transitions. [2023-11-29 00:21:48,435 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 975 transitions. [2023-11-29 00:21:48,436 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:48,436 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 975 transitions. [2023-11-29 00:21:48,439 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.0) internal successors, (975), 3 states have internal predecessors, (975), 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) [2023-11-29 00:21:48,443 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:48,445 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:48,445 INFO L175 Difference]: Start difference. First operand has 308 places, 308 transitions, 628 flow. Second operand 3 states and 975 transitions. [2023-11-29 00:21:48,445 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 307 transitions, 678 flow [2023-11-29 00:21:48,447 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 307 places, 307 transitions, 674 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 00:21:48,450 INFO L231 Difference]: Finished difference. Result has 307 places, 307 transitions, 626 flow [2023-11-29 00:21:48,451 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=622, PETRI_DIFFERENCE_MINUEND_PLACES=305, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=307, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=305, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=626, PETRI_PLACES=307, PETRI_TRANSITIONS=307} [2023-11-29 00:21:48,452 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -86 predicate places. [2023-11-29 00:21:48,452 INFO L495 AbstractCegarLoop]: Abstraction has has 307 places, 307 transitions, 626 flow [2023-11-29 00:21:48,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 00:21:48,453 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:48,453 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:48,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 00:21:48,454 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:48,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:48,454 INFO L85 PathProgramCache]: Analyzing trace with hash 752651453, now seen corresponding path program 1 times [2023-11-29 00:21:48,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:48,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139907098] [2023-11-29 00:21:48,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:48,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:48,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:48,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:48,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139907098] [2023-11-29 00:21:48,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139907098] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:48,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:48,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:48,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385323636] [2023-11-29 00:21:48,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:48,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:48,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:48,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:48,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:48,512 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 427 [2023-11-29 00:21:48,514 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 307 places, 307 transitions, 626 flow. Second operand has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 00:21:48,515 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:48,515 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 427 [2023-11-29 00:21:48,515 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:48,849 INFO L124 PetriNetUnfolderBase]: 595/1787 cut-off events. [2023-11-29 00:21:48,849 INFO L125 PetriNetUnfolderBase]: For 57/143 co-relation queries the response was YES. [2023-11-29 00:21:48,853 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2648 conditions, 1787 events. 595/1787 cut-off events. For 57/143 co-relation queries the response was YES. Maximal size of possible extension queue 86. Compared 10199 event pairs, 228 based on Foata normal form. 0/1571 useless extension candidates. Maximal degree in co-relation 2577. Up to 435 conditions per place. [2023-11-29 00:21:48,862 INFO L140 encePairwiseOnDemand]: 424/427 looper letters, 36 selfloop transitions, 2 changer transitions 0/321 dead transitions. [2023-11-29 00:21:48,862 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 308 places, 321 transitions, 735 flow [2023-11-29 00:21:48,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:48,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:48,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 999 transitions. [2023-11-29 00:21:48,866 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7798594847775175 [2023-11-29 00:21:48,866 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 999 transitions. [2023-11-29 00:21:48,866 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 999 transitions. [2023-11-29 00:21:48,867 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:48,867 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 999 transitions. [2023-11-29 00:21:48,869 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 333.0) internal successors, (999), 3 states have internal predecessors, (999), 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) [2023-11-29 00:21:48,872 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:48,873 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:48,873 INFO L175 Difference]: Start difference. First operand has 307 places, 307 transitions, 626 flow. Second operand 3 states and 999 transitions. [2023-11-29 00:21:48,873 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 308 places, 321 transitions, 735 flow [2023-11-29 00:21:48,875 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 321 transitions, 731 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 00:21:48,880 INFO L231 Difference]: Finished difference. Result has 307 places, 307 transitions, 630 flow [2023-11-29 00:21:48,880 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=620, PETRI_DIFFERENCE_MINUEND_PLACES=304, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=306, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=304, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=630, PETRI_PLACES=307, PETRI_TRANSITIONS=307} [2023-11-29 00:21:48,881 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -86 predicate places. [2023-11-29 00:21:48,881 INFO L495 AbstractCegarLoop]: Abstraction has has 307 places, 307 transitions, 630 flow [2023-11-29 00:21:48,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 00:21:48,882 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:48,882 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:48,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 00:21:48,882 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:48,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:48,883 INFO L85 PathProgramCache]: Analyzing trace with hash 560849832, now seen corresponding path program 1 times [2023-11-29 00:21:48,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:48,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729745352] [2023-11-29 00:21:48,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:48,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:48,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:48,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:48,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729745352] [2023-11-29 00:21:48,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729745352] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:48,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:48,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:48,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690923560] [2023-11-29 00:21:48,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:48,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:48,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:48,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:48,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:48,940 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 427 [2023-11-29 00:21:48,941 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 307 places, 307 transitions, 630 flow. Second operand has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 00:21:48,942 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:48,942 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 427 [2023-11-29 00:21:48,942 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:49,349 INFO L124 PetriNetUnfolderBase]: 595/1632 cut-off events. [2023-11-29 00:21:49,350 INFO L125 PetriNetUnfolderBase]: For 153/273 co-relation queries the response was YES. [2023-11-29 00:21:49,355 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2639 conditions, 1632 events. 595/1632 cut-off events. For 153/273 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 8759 event pairs, 375 based on Foata normal form. 0/1442 useless extension candidates. Maximal degree in co-relation 1304. Up to 808 conditions per place. [2023-11-29 00:21:49,364 INFO L140 encePairwiseOnDemand]: 424/427 looper letters, 24 selfloop transitions, 2 changer transitions 0/306 dead transitions. [2023-11-29 00:21:49,364 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 308 places, 306 transitions, 680 flow [2023-11-29 00:21:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:49,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:49,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2023-11-29 00:21:49,368 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7626854020296643 [2023-11-29 00:21:49,369 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 977 transitions. [2023-11-29 00:21:49,369 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 977 transitions. [2023-11-29 00:21:49,370 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:49,370 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 977 transitions. [2023-11-29 00:21:49,373 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.6666666666667) internal successors, (977), 3 states have internal predecessors, (977), 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) [2023-11-29 00:21:49,376 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:49,377 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:49,378 INFO L175 Difference]: Start difference. First operand has 307 places, 307 transitions, 630 flow. Second operand 3 states and 977 transitions. [2023-11-29 00:21:49,378 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 308 places, 306 transitions, 680 flow [2023-11-29 00:21:49,381 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 307 places, 306 transitions, 678 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 00:21:49,386 INFO L231 Difference]: Finished difference. Result has 307 places, 306 transitions, 630 flow [2023-11-29 00:21:49,386 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=626, PETRI_DIFFERENCE_MINUEND_PLACES=305, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=306, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=304, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=630, PETRI_PLACES=307, PETRI_TRANSITIONS=306} [2023-11-29 00:21:49,387 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -86 predicate places. [2023-11-29 00:21:49,387 INFO L495 AbstractCegarLoop]: Abstraction has has 307 places, 306 transitions, 630 flow [2023-11-29 00:21:49,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 00:21:49,388 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:49,388 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:49,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 00:21:49,389 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:49,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:49,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1199652229, now seen corresponding path program 1 times [2023-11-29 00:21:49,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:49,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384470968] [2023-11-29 00:21:49,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:49,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:49,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:49,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:49,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384470968] [2023-11-29 00:21:49,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384470968] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:49,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:49,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:49,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368521325] [2023-11-29 00:21:49,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:49,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:49,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:49,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:49,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:49,446 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 427 [2023-11-29 00:21:49,448 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 307 places, 306 transitions, 630 flow. Second operand has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 00:21:49,448 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:49,448 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 427 [2023-11-29 00:21:49,448 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:49,746 INFO L124 PetriNetUnfolderBase]: 595/1631 cut-off events. [2023-11-29 00:21:49,746 INFO L125 PetriNetUnfolderBase]: For 152/272 co-relation queries the response was YES. [2023-11-29 00:21:49,751 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2593 conditions, 1631 events. 595/1631 cut-off events. For 152/272 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 8817 event pairs, 375 based on Foata normal form. 0/1442 useless extension candidates. Maximal degree in co-relation 2513. Up to 809 conditions per place. [2023-11-29 00:21:49,756 INFO L140 encePairwiseOnDemand]: 424/427 looper letters, 25 selfloop transitions, 2 changer transitions 0/305 dead transitions. [2023-11-29 00:21:49,756 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 308 places, 305 transitions, 682 flow [2023-11-29 00:21:49,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:49,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:49,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 975 transitions. [2023-11-29 00:21:49,760 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7611241217798594 [2023-11-29 00:21:49,760 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 975 transitions. [2023-11-29 00:21:49,760 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 975 transitions. [2023-11-29 00:21:49,761 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:49,761 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 975 transitions. [2023-11-29 00:21:49,763 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.0) internal successors, (975), 3 states have internal predecessors, (975), 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) [2023-11-29 00:21:49,765 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:49,766 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:49,766 INFO L175 Difference]: Start difference. First operand has 307 places, 306 transitions, 630 flow. Second operand 3 states and 975 transitions. [2023-11-29 00:21:49,766 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 308 places, 305 transitions, 682 flow [2023-11-29 00:21:49,768 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 305 transitions, 678 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 00:21:49,772 INFO L231 Difference]: Finished difference. Result has 306 places, 305 transitions, 628 flow [2023-11-29 00:21:49,772 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=624, PETRI_DIFFERENCE_MINUEND_PLACES=304, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=305, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=303, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=628, PETRI_PLACES=306, PETRI_TRANSITIONS=305} [2023-11-29 00:21:49,773 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -87 predicate places. [2023-11-29 00:21:49,773 INFO L495 AbstractCegarLoop]: Abstraction has has 306 places, 305 transitions, 628 flow [2023-11-29 00:21:49,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 00:21:49,774 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:49,774 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:49,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 00:21:49,774 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:49,775 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:49,775 INFO L85 PathProgramCache]: Analyzing trace with hash 22964261, now seen corresponding path program 1 times [2023-11-29 00:21:49,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:49,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402426693] [2023-11-29 00:21:49,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:49,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:49,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:49,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:49,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402426693] [2023-11-29 00:21:49,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402426693] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:49,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:49,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:49,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217810970] [2023-11-29 00:21:49,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:49,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:49,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:49,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:49,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:49,827 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 427 [2023-11-29 00:21:49,828 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 305 transitions, 628 flow. Second operand has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 00:21:49,829 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:49,829 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 427 [2023-11-29 00:21:49,829 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:50,262 INFO L124 PetriNetUnfolderBase]: 749/2086 cut-off events. [2023-11-29 00:21:50,263 INFO L125 PetriNetUnfolderBase]: For 199/315 co-relation queries the response was YES. [2023-11-29 00:21:50,268 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3281 conditions, 2086 events. 749/2086 cut-off events. For 199/315 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 12013 event pairs, 280 based on Foata normal form. 0/1860 useless extension candidates. Maximal degree in co-relation 3193. Up to 544 conditions per place. [2023-11-29 00:21:50,277 INFO L140 encePairwiseOnDemand]: 424/427 looper letters, 37 selfloop transitions, 2 changer transitions 0/319 dead transitions. [2023-11-29 00:21:50,277 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 307 places, 319 transitions, 742 flow [2023-11-29 00:21:50,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:50,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:50,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 998 transitions. [2023-11-29 00:21:50,280 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7790788446526151 [2023-11-29 00:21:50,280 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 998 transitions. [2023-11-29 00:21:50,281 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 998 transitions. [2023-11-29 00:21:50,281 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:50,281 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 998 transitions. [2023-11-29 00:21:50,284 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 332.6666666666667) internal successors, (998), 3 states have internal predecessors, (998), 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) [2023-11-29 00:21:50,287 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:50,288 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:50,288 INFO L175 Difference]: Start difference. First operand has 306 places, 305 transitions, 628 flow. Second operand 3 states and 998 transitions. [2023-11-29 00:21:50,288 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 307 places, 319 transitions, 742 flow [2023-11-29 00:21:50,291 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 319 transitions, 738 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 00:21:50,295 INFO L231 Difference]: Finished difference. Result has 306 places, 305 transitions, 632 flow [2023-11-29 00:21:50,296 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=622, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=304, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=302, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=632, PETRI_PLACES=306, PETRI_TRANSITIONS=305} [2023-11-29 00:21:50,297 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -87 predicate places. [2023-11-29 00:21:50,297 INFO L495 AbstractCegarLoop]: Abstraction has has 306 places, 305 transitions, 632 flow [2023-11-29 00:21:50,298 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 00:21:50,298 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:50,298 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:50,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 00:21:50,298 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:50,299 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:50,299 INFO L85 PathProgramCache]: Analyzing trace with hash -513723001, now seen corresponding path program 1 times [2023-11-29 00:21:50,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:50,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910673763] [2023-11-29 00:21:50,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:50,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:50,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:50,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:50,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910673763] [2023-11-29 00:21:50,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910673763] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:50,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:50,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:50,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731502917] [2023-11-29 00:21:50,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:50,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:50,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:50,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:50,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:50,353 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 427 [2023-11-29 00:21:50,354 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 305 transitions, 632 flow. Second operand has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 00:21:50,354 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:50,354 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 427 [2023-11-29 00:21:50,355 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:50,810 INFO L124 PetriNetUnfolderBase]: 749/2061 cut-off events. [2023-11-29 00:21:50,811 INFO L125 PetriNetUnfolderBase]: For 307/446 co-relation queries the response was YES. [2023-11-29 00:21:50,815 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3420 conditions, 2061 events. 749/2061 cut-off events. For 307/446 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 12464 event pairs, 488 based on Foata normal form. 0/1814 useless extension candidates. Maximal degree in co-relation 1795. Up to 1018 conditions per place. [2023-11-29 00:21:50,826 INFO L140 encePairwiseOnDemand]: 424/427 looper letters, 25 selfloop transitions, 2 changer transitions 0/304 dead transitions. [2023-11-29 00:21:50,827 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 307 places, 304 transitions, 684 flow [2023-11-29 00:21:50,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:50,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:50,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2023-11-29 00:21:50,831 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7626854020296643 [2023-11-29 00:21:50,831 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 977 transitions. [2023-11-29 00:21:50,831 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 977 transitions. [2023-11-29 00:21:50,832 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:50,832 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 977 transitions. [2023-11-29 00:21:50,835 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.6666666666667) internal successors, (977), 3 states have internal predecessors, (977), 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) [2023-11-29 00:21:50,838 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:50,839 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:50,839 INFO L175 Difference]: Start difference. First operand has 306 places, 305 transitions, 632 flow. Second operand 3 states and 977 transitions. [2023-11-29 00:21:50,840 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 307 places, 304 transitions, 684 flow [2023-11-29 00:21:50,843 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 304 transitions, 682 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 00:21:50,849 INFO L231 Difference]: Finished difference. Result has 306 places, 304 transitions, 632 flow [2023-11-29 00:21:50,849 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=628, PETRI_DIFFERENCE_MINUEND_PLACES=304, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=304, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=302, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=632, PETRI_PLACES=306, PETRI_TRANSITIONS=304} [2023-11-29 00:21:50,850 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -87 predicate places. [2023-11-29 00:21:50,850 INFO L495 AbstractCegarLoop]: Abstraction has has 306 places, 304 transitions, 632 flow [2023-11-29 00:21:50,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 00:21:50,851 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:50,852 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:50,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 00:21:50,852 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:50,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:50,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1351797839, now seen corresponding path program 1 times [2023-11-29 00:21:50,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:50,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426856044] [2023-11-29 00:21:50,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:50,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:50,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:50,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:50,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426856044] [2023-11-29 00:21:50,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426856044] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:50,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:50,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:50,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364425109] [2023-11-29 00:21:50,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:50,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:50,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:50,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:50,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:50,914 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 427 [2023-11-29 00:21:50,916 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 304 transitions, 632 flow. Second operand has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 00:21:50,916 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:50,916 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 427 [2023-11-29 00:21:50,917 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:51,356 INFO L124 PetriNetUnfolderBase]: 749/2060 cut-off events. [2023-11-29 00:21:51,356 INFO L125 PetriNetUnfolderBase]: For 306/445 co-relation queries the response was YES. [2023-11-29 00:21:51,361 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3365 conditions, 2060 events. 749/2060 cut-off events. For 306/445 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 12479 event pairs, 488 based on Foata normal form. 0/1814 useless extension candidates. Maximal degree in co-relation 3268. Up to 1016 conditions per place. [2023-11-29 00:21:51,370 INFO L140 encePairwiseOnDemand]: 425/427 looper letters, 24 selfloop transitions, 1 changer transitions 0/303 dead transitions. [2023-11-29 00:21:51,370 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 307 places, 303 transitions, 680 flow [2023-11-29 00:21:51,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:51,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:51,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 984 transitions. [2023-11-29 00:21:51,373 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7681498829039812 [2023-11-29 00:21:51,373 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 984 transitions. [2023-11-29 00:21:51,373 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 984 transitions. [2023-11-29 00:21:51,374 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:51,374 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 984 transitions. [2023-11-29 00:21:51,376 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 328.0) internal successors, (984), 3 states have internal predecessors, (984), 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) [2023-11-29 00:21:51,378 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:51,378 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:51,379 INFO L175 Difference]: Start difference. First operand has 306 places, 304 transitions, 632 flow. Second operand 3 states and 984 transitions. [2023-11-29 00:21:51,379 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 307 places, 303 transitions, 680 flow [2023-11-29 00:21:51,382 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 303 transitions, 676 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 00:21:51,387 INFO L231 Difference]: Finished difference. Result has 305 places, 303 transitions, 628 flow [2023-11-29 00:21:51,387 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=626, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=303, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=302, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=628, PETRI_PLACES=305, PETRI_TRANSITIONS=303} [2023-11-29 00:21:51,388 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -88 predicate places. [2023-11-29 00:21:51,388 INFO L495 AbstractCegarLoop]: Abstraction has has 305 places, 303 transitions, 628 flow [2023-11-29 00:21:51,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 00:21:51,389 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:51,389 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:51,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 00:21:51,390 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:51,390 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:51,390 INFO L85 PathProgramCache]: Analyzing trace with hash 2135956343, now seen corresponding path program 1 times [2023-11-29 00:21:51,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:51,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826414139] [2023-11-29 00:21:51,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:51,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:51,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:51,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:51,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:51,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826414139] [2023-11-29 00:21:51,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826414139] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:51,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:51,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:51,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190932295] [2023-11-29 00:21:51,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:51,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:51,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:51,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:51,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:51,446 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 427 [2023-11-29 00:21:51,447 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 303 transitions, 628 flow. Second operand has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 00:21:51,447 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:51,447 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 427 [2023-11-29 00:21:51,447 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:51,828 INFO L124 PetriNetUnfolderBase]: 749/2059 cut-off events. [2023-11-29 00:21:51,828 INFO L125 PetriNetUnfolderBase]: For 306/445 co-relation queries the response was YES. [2023-11-29 00:21:51,835 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3365 conditions, 2059 events. 749/2059 cut-off events. For 306/445 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 12537 event pairs, 488 based on Foata normal form. 0/1814 useless extension candidates. Maximal degree in co-relation 3268. Up to 1018 conditions per place. [2023-11-29 00:21:51,845 INFO L140 encePairwiseOnDemand]: 424/427 looper letters, 25 selfloop transitions, 2 changer transitions 0/302 dead transitions. [2023-11-29 00:21:51,846 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 302 transitions, 680 flow [2023-11-29 00:21:51,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:51,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2023-11-29 00:21:51,849 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7626854020296643 [2023-11-29 00:21:51,849 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 977 transitions. [2023-11-29 00:21:51,849 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 977 transitions. [2023-11-29 00:21:51,850 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:51,850 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 977 transitions. [2023-11-29 00:21:51,852 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.6666666666667) internal successors, (977), 3 states have internal predecessors, (977), 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) [2023-11-29 00:21:51,855 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:51,855 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:51,855 INFO L175 Difference]: Start difference. First operand has 305 places, 303 transitions, 628 flow. Second operand 3 states and 977 transitions. [2023-11-29 00:21:51,855 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 302 transitions, 680 flow [2023-11-29 00:21:51,859 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 302 transitions, 679 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 00:21:51,863 INFO L231 Difference]: Finished difference. Result has 305 places, 302 transitions, 629 flow [2023-11-29 00:21:51,864 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=625, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=302, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=300, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=629, PETRI_PLACES=305, PETRI_TRANSITIONS=302} [2023-11-29 00:21:51,864 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -88 predicate places. [2023-11-29 00:21:51,865 INFO L495 AbstractCegarLoop]: Abstraction has has 305 places, 302 transitions, 629 flow [2023-11-29 00:21:51,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 00:21:51,865 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:51,865 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:51,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 00:21:51,866 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:51,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:51,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1000715176, now seen corresponding path program 1 times [2023-11-29 00:21:51,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:51,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90042603] [2023-11-29 00:21:51,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:51,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:52,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:52,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:52,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90042603] [2023-11-29 00:21:52,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90042603] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:52,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:52,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 00:21:52,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913967285] [2023-11-29 00:21:52,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:52,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:21:52,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:52,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:21:52,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:21:52,727 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 427 [2023-11-29 00:21:52,728 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 302 transitions, 629 flow. Second operand has 6 states, 6 states have (on average 281.5) internal successors, (1689), 6 states have internal predecessors, (1689), 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) [2023-11-29 00:21:52,728 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:52,729 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 427 [2023-11-29 00:21:52,729 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:54,104 INFO L124 PetriNetUnfolderBase]: 3789/6631 cut-off events. [2023-11-29 00:21:54,104 INFO L125 PetriNetUnfolderBase]: For 1154/1154 co-relation queries the response was YES. [2023-11-29 00:21:54,122 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12712 conditions, 6631 events. 3789/6631 cut-off events. For 1154/1154 co-relation queries the response was YES. Maximal size of possible extension queue 272. Compared 40108 event pairs, 2656 based on Foata normal form. 0/6163 useless extension candidates. Maximal degree in co-relation 12616. Up to 4935 conditions per place. [2023-11-29 00:21:54,156 INFO L140 encePairwiseOnDemand]: 415/427 looper letters, 54 selfloop transitions, 10 changer transitions 0/300 dead transitions. [2023-11-29 00:21:54,157 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 308 places, 300 transitions, 753 flow [2023-11-29 00:21:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 00:21:54,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 00:21:54,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1744 transitions. [2023-11-29 00:21:54,162 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6807181889149102 [2023-11-29 00:21:54,162 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1744 transitions. [2023-11-29 00:21:54,162 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1744 transitions. [2023-11-29 00:21:54,163 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:54,163 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1744 transitions. [2023-11-29 00:21:54,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 290.6666666666667) internal successors, (1744), 6 states have internal predecessors, (1744), 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) [2023-11-29 00:21:54,172 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 427.0) internal successors, (2989), 7 states have internal predecessors, (2989), 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) [2023-11-29 00:21:54,173 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 427.0) internal successors, (2989), 7 states have internal predecessors, (2989), 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) [2023-11-29 00:21:54,173 INFO L175 Difference]: Start difference. First operand has 305 places, 302 transitions, 629 flow. Second operand 6 states and 1744 transitions. [2023-11-29 00:21:54,173 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 308 places, 300 transitions, 753 flow [2023-11-29 00:21:54,176 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 300 transitions, 749 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 00:21:54,231 INFO L231 Difference]: Finished difference. Result has 306 places, 300 transitions, 641 flow [2023-11-29 00:21:54,232 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=621, PETRI_DIFFERENCE_MINUEND_PLACES=301, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=300, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=290, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=641, PETRI_PLACES=306, PETRI_TRANSITIONS=300} [2023-11-29 00:21:54,234 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -87 predicate places. [2023-11-29 00:21:54,234 INFO L495 AbstractCegarLoop]: Abstraction has has 306 places, 300 transitions, 641 flow [2023-11-29 00:21:54,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 281.5) internal successors, (1689), 6 states have internal predecessors, (1689), 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) [2023-11-29 00:21:54,236 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:54,237 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:54,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-29 00:21:54,237 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:54,237 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:54,237 INFO L85 PathProgramCache]: Analyzing trace with hash -576897263, now seen corresponding path program 1 times [2023-11-29 00:21:54,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:54,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364707519] [2023-11-29 00:21:54,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:54,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:54,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:54,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:54,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364707519] [2023-11-29 00:21:54,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364707519] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:54,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:54,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:54,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771147110] [2023-11-29 00:21:54,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:54,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:54,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:54,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:54,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:54,296 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 427 [2023-11-29 00:21:54,297 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 300 transitions, 641 flow. Second operand has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 00:21:54,297 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:54,297 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 427 [2023-11-29 00:21:54,297 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:54,692 INFO L124 PetriNetUnfolderBase]: 749/2056 cut-off events. [2023-11-29 00:21:54,692 INFO L125 PetriNetUnfolderBase]: For 306/445 co-relation queries the response was YES. [2023-11-29 00:21:54,697 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3370 conditions, 2056 events. 749/2056 cut-off events. For 306/445 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 12499 event pairs, 488 based on Foata normal form. 0/1814 useless extension candidates. Maximal degree in co-relation 3335. Up to 1016 conditions per place. [2023-11-29 00:21:54,706 INFO L140 encePairwiseOnDemand]: 425/427 looper letters, 24 selfloop transitions, 1 changer transitions 0/299 dead transitions. [2023-11-29 00:21:54,706 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 307 places, 299 transitions, 689 flow [2023-11-29 00:21:54,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:54,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:54,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 984 transitions. [2023-11-29 00:21:54,710 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7681498829039812 [2023-11-29 00:21:54,710 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 984 transitions. [2023-11-29 00:21:54,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 984 transitions. [2023-11-29 00:21:54,711 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:54,711 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 984 transitions. [2023-11-29 00:21:54,713 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 328.0) internal successors, (984), 3 states have internal predecessors, (984), 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) [2023-11-29 00:21:54,715 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:54,716 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:54,716 INFO L175 Difference]: Start difference. First operand has 306 places, 300 transitions, 641 flow. Second operand 3 states and 984 transitions. [2023-11-29 00:21:54,716 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 307 places, 299 transitions, 689 flow [2023-11-29 00:21:54,719 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 302 places, 299 transitions, 669 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-11-29 00:21:54,724 INFO L231 Difference]: Finished difference. Result has 302 places, 299 transitions, 621 flow [2023-11-29 00:21:54,724 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=619, PETRI_DIFFERENCE_MINUEND_PLACES=300, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=299, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=298, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=621, PETRI_PLACES=302, PETRI_TRANSITIONS=299} [2023-11-29 00:21:54,725 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -91 predicate places. [2023-11-29 00:21:54,725 INFO L495 AbstractCegarLoop]: Abstraction has has 302 places, 299 transitions, 621 flow [2023-11-29 00:21:54,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 00:21:54,725 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:54,726 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:54,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-29 00:21:54,726 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:54,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:54,726 INFO L85 PathProgramCache]: Analyzing trace with hash -597262655, now seen corresponding path program 1 times [2023-11-29 00:21:54,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:54,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095460389] [2023-11-29 00:21:54,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:54,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:54,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:54,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:54,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095460389] [2023-11-29 00:21:54,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095460389] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:54,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:54,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:54,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307560916] [2023-11-29 00:21:54,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:54,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:54,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:54,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:54,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:54,798 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 427 [2023-11-29 00:21:54,799 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 302 places, 299 transitions, 621 flow. Second operand has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 00:21:54,800 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:54,800 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 427 [2023-11-29 00:21:54,800 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:55,238 INFO L124 PetriNetUnfolderBase]: 749/2055 cut-off events. [2023-11-29 00:21:55,238 INFO L125 PetriNetUnfolderBase]: For 306/445 co-relation queries the response was YES. [2023-11-29 00:21:55,242 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3362 conditions, 2055 events. 749/2055 cut-off events. For 306/445 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 12523 event pairs, 488 based on Foata normal form. 0/1814 useless extension candidates. Maximal degree in co-relation 3265. Up to 1018 conditions per place. [2023-11-29 00:21:55,250 INFO L140 encePairwiseOnDemand]: 424/427 looper letters, 25 selfloop transitions, 2 changer transitions 0/298 dead transitions. [2023-11-29 00:21:55,251 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 303 places, 298 transitions, 673 flow [2023-11-29 00:21:55,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:55,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:55,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2023-11-29 00:21:55,254 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7626854020296643 [2023-11-29 00:21:55,254 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 977 transitions. [2023-11-29 00:21:55,254 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 977 transitions. [2023-11-29 00:21:55,255 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:55,255 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 977 transitions. [2023-11-29 00:21:55,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.6666666666667) internal successors, (977), 3 states have internal predecessors, (977), 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) [2023-11-29 00:21:55,259 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:55,260 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:55,260 INFO L175 Difference]: Start difference. First operand has 302 places, 299 transitions, 621 flow. Second operand 3 states and 977 transitions. [2023-11-29 00:21:55,260 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 303 places, 298 transitions, 673 flow [2023-11-29 00:21:55,263 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 302 places, 298 transitions, 672 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 00:21:55,267 INFO L231 Difference]: Finished difference. Result has 302 places, 298 transitions, 622 flow [2023-11-29 00:21:55,268 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=618, PETRI_DIFFERENCE_MINUEND_PLACES=300, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=298, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=622, PETRI_PLACES=302, PETRI_TRANSITIONS=298} [2023-11-29 00:21:55,269 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -91 predicate places. [2023-11-29 00:21:55,269 INFO L495 AbstractCegarLoop]: Abstraction has has 302 places, 298 transitions, 622 flow [2023-11-29 00:21:55,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 00:21:55,269 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:55,269 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:55,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-29 00:21:55,270 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:55,270 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:55,270 INFO L85 PathProgramCache]: Analyzing trace with hash 923181445, now seen corresponding path program 1 times [2023-11-29 00:21:55,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:55,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101297733] [2023-11-29 00:21:55,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:55,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:55,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:55,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:55,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101297733] [2023-11-29 00:21:55,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101297733] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:55,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:55,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:55,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351499115] [2023-11-29 00:21:55,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:55,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:55,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:55,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:55,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:55,338 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 427 [2023-11-29 00:21:55,339 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 302 places, 298 transitions, 622 flow. Second operand has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 00:21:55,339 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:55,339 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 427 [2023-11-29 00:21:55,340 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:55,788 INFO L124 PetriNetUnfolderBase]: 749/2054 cut-off events. [2023-11-29 00:21:55,788 INFO L125 PetriNetUnfolderBase]: For 306/445 co-relation queries the response was YES. [2023-11-29 00:21:55,792 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3361 conditions, 2054 events. 749/2054 cut-off events. For 306/445 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 12533 event pairs, 488 based on Foata normal form. 0/1814 useless extension candidates. Maximal degree in co-relation 3264. Up to 1016 conditions per place. [2023-11-29 00:21:55,802 INFO L140 encePairwiseOnDemand]: 425/427 looper letters, 24 selfloop transitions, 1 changer transitions 0/297 dead transitions. [2023-11-29 00:21:55,802 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 303 places, 297 transitions, 670 flow [2023-11-29 00:21:55,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:55,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:55,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 984 transitions. [2023-11-29 00:21:55,806 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7681498829039812 [2023-11-29 00:21:55,806 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 984 transitions. [2023-11-29 00:21:55,806 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 984 transitions. [2023-11-29 00:21:55,806 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:55,806 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 984 transitions. [2023-11-29 00:21:55,808 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 328.0) internal successors, (984), 3 states have internal predecessors, (984), 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) [2023-11-29 00:21:55,810 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:55,811 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:55,811 INFO L175 Difference]: Start difference. First operand has 302 places, 298 transitions, 622 flow. Second operand 3 states and 984 transitions. [2023-11-29 00:21:55,811 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 303 places, 297 transitions, 670 flow [2023-11-29 00:21:55,814 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 301 places, 297 transitions, 666 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 00:21:55,818 INFO L231 Difference]: Finished difference. Result has 301 places, 297 transitions, 618 flow [2023-11-29 00:21:55,818 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=616, PETRI_DIFFERENCE_MINUEND_PLACES=299, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=297, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=618, PETRI_PLACES=301, PETRI_TRANSITIONS=297} [2023-11-29 00:21:55,819 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -92 predicate places. [2023-11-29 00:21:55,819 INFO L495 AbstractCegarLoop]: Abstraction has has 301 places, 297 transitions, 618 flow [2023-11-29 00:21:55,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 00:21:55,819 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:55,820 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:55,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-29 00:21:55,820 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:55,820 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:55,820 INFO L85 PathProgramCache]: Analyzing trace with hash 729433946, now seen corresponding path program 1 times [2023-11-29 00:21:55,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:55,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576511419] [2023-11-29 00:21:55,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:55,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:55,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:55,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:55,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576511419] [2023-11-29 00:21:55,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576511419] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:55,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:55,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:21:55,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442416155] [2023-11-29 00:21:55,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:55,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:21:55,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:55,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:21:55,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:21:55,885 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 427 [2023-11-29 00:21:55,886 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 301 places, 297 transitions, 618 flow. Second operand has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 00:21:55,886 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:55,886 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 427 [2023-11-29 00:21:55,886 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:56,347 INFO L124 PetriNetUnfolderBase]: 758/2005 cut-off events. [2023-11-29 00:21:56,347 INFO L125 PetriNetUnfolderBase]: For 306/374 co-relation queries the response was YES. [2023-11-29 00:21:56,352 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3329 conditions, 2005 events. 758/2005 cut-off events. For 306/374 co-relation queries the response was YES. Maximal size of possible extension queue 105. Compared 11749 event pairs, 362 based on Foata normal form. 1/1788 useless extension candidates. Maximal degree in co-relation 3232. Up to 1026 conditions per place. [2023-11-29 00:21:56,360 INFO L140 encePairwiseOnDemand]: 421/427 looper letters, 28 selfloop transitions, 5 changer transitions 0/304 dead transitions. [2023-11-29 00:21:56,360 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 302 places, 304 transitions, 702 flow [2023-11-29 00:21:56,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:21:56,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:21:56,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 992 transitions. [2023-11-29 00:21:56,363 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7743950039032006 [2023-11-29 00:21:56,364 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 992 transitions. [2023-11-29 00:21:56,364 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 992 transitions. [2023-11-29 00:21:56,364 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:56,364 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 992 transitions. [2023-11-29 00:21:56,367 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 330.6666666666667) internal successors, (992), 3 states have internal predecessors, (992), 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) [2023-11-29 00:21:56,369 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:56,369 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:21:56,369 INFO L175 Difference]: Start difference. First operand has 301 places, 297 transitions, 618 flow. Second operand 3 states and 992 transitions. [2023-11-29 00:21:56,369 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 302 places, 304 transitions, 702 flow [2023-11-29 00:21:56,372 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 301 places, 304 transitions, 701 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 00:21:56,376 INFO L231 Difference]: Finished difference. Result has 302 places, 300 transitions, 646 flow [2023-11-29 00:21:56,376 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=615, PETRI_DIFFERENCE_MINUEND_PLACES=299, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=296, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=291, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=646, PETRI_PLACES=302, PETRI_TRANSITIONS=300} [2023-11-29 00:21:56,376 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -91 predicate places. [2023-11-29 00:21:56,376 INFO L495 AbstractCegarLoop]: Abstraction has has 302 places, 300 transitions, 646 flow [2023-11-29 00:21:56,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 00:21:56,377 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:56,377 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:56,377 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-29 00:21:56,377 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:56,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:56,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1875458957, now seen corresponding path program 1 times [2023-11-29 00:21:56,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:56,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142677877] [2023-11-29 00:21:56,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:56,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:57,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:57,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:57,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142677877] [2023-11-29 00:21:57,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142677877] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:57,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:57,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 00:21:57,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243638171] [2023-11-29 00:21:57,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:57,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:21:57,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:57,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:21:57,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:21:57,324 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 306 out of 427 [2023-11-29 00:21:57,325 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 302 places, 300 transitions, 646 flow. Second operand has 6 states, 6 states have (on average 307.8333333333333) internal successors, (1847), 6 states have internal predecessors, (1847), 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) [2023-11-29 00:21:57,326 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:57,326 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 306 of 427 [2023-11-29 00:21:57,326 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:21:58,523 INFO L124 PetriNetUnfolderBase]: 3658/5982 cut-off events. [2023-11-29 00:21:58,523 INFO L125 PetriNetUnfolderBase]: For 2034/2034 co-relation queries the response was YES. [2023-11-29 00:21:58,536 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12818 conditions, 5982 events. 3658/5982 cut-off events. For 2034/2034 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 30397 event pairs, 273 based on Foata normal form. 0/5765 useless extension candidates. Maximal degree in co-relation 12720. Up to 1710 conditions per place. [2023-11-29 00:21:58,557 INFO L140 encePairwiseOnDemand]: 422/427 looper letters, 109 selfloop transitions, 4 changer transitions 0/371 dead transitions. [2023-11-29 00:21:58,557 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 371 transitions, 1126 flow [2023-11-29 00:21:58,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 00:21:58,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 00:21:58,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1920 transitions. [2023-11-29 00:21:58,562 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7494145199063232 [2023-11-29 00:21:58,562 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1920 transitions. [2023-11-29 00:21:58,562 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1920 transitions. [2023-11-29 00:21:58,563 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:21:58,563 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1920 transitions. [2023-11-29 00:21:58,566 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 320.0) internal successors, (1920), 6 states have internal predecessors, (1920), 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) [2023-11-29 00:21:58,569 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 427.0) internal successors, (2989), 7 states have internal predecessors, (2989), 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) [2023-11-29 00:21:58,569 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 427.0) internal successors, (2989), 7 states have internal predecessors, (2989), 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) [2023-11-29 00:21:58,569 INFO L175 Difference]: Start difference. First operand has 302 places, 300 transitions, 646 flow. Second operand 6 states and 1920 transitions. [2023-11-29 00:21:58,569 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 371 transitions, 1126 flow [2023-11-29 00:21:58,572 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 371 transitions, 1126 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-29 00:21:58,575 INFO L231 Difference]: Finished difference. Result has 306 places, 299 transitions, 652 flow [2023-11-29 00:21:58,576 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=644, PETRI_DIFFERENCE_MINUEND_PLACES=301, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=299, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=295, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=652, PETRI_PLACES=306, PETRI_TRANSITIONS=299} [2023-11-29 00:21:58,576 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -87 predicate places. [2023-11-29 00:21:58,576 INFO L495 AbstractCegarLoop]: Abstraction has has 306 places, 299 transitions, 652 flow [2023-11-29 00:21:58,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 307.8333333333333) internal successors, (1847), 6 states have internal predecessors, (1847), 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) [2023-11-29 00:21:58,577 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:21:58,577 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:21:58,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-29 00:21:58,577 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:21:58,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:21:58,577 INFO L85 PathProgramCache]: Analyzing trace with hash 548459833, now seen corresponding path program 1 times [2023-11-29 00:21:58,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:21:58,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121569968] [2023-11-29 00:21:58,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:21:58,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:21:58,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:21:59,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:21:59,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:21:59,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121569968] [2023-11-29 00:21:59,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121569968] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:21:59,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:21:59,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 00:21:59,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819714239] [2023-11-29 00:21:59,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:21:59,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:21:59,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:21:59,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:21:59,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:21:59,545 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 306 out of 427 [2023-11-29 00:21:59,547 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 299 transitions, 652 flow. Second operand has 6 states, 6 states have (on average 308.1666666666667) internal successors, (1849), 6 states have internal predecessors, (1849), 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) [2023-11-29 00:21:59,547 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:21:59,547 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 306 of 427 [2023-11-29 00:21:59,547 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:22:00,245 INFO L124 PetriNetUnfolderBase]: 1478/3069 cut-off events. [2023-11-29 00:22:00,245 INFO L125 PetriNetUnfolderBase]: For 913/952 co-relation queries the response was YES. [2023-11-29 00:22:00,253 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6089 conditions, 3069 events. 1478/3069 cut-off events. For 913/952 co-relation queries the response was YES. Maximal size of possible extension queue 104. Compared 16404 event pairs, 377 based on Foata normal form. 0/2852 useless extension candidates. Maximal degree in co-relation 5990. Up to 971 conditions per place. [2023-11-29 00:22:00,262 INFO L140 encePairwiseOnDemand]: 422/427 looper letters, 81 selfloop transitions, 4 changer transitions 0/342 dead transitions. [2023-11-29 00:22:00,262 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 342 transitions, 964 flow [2023-11-29 00:22:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 00:22:00,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 00:22:00,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1908 transitions. [2023-11-29 00:22:00,266 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7447306791569087 [2023-11-29 00:22:00,266 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1908 transitions. [2023-11-29 00:22:00,266 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1908 transitions. [2023-11-29 00:22:00,267 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:22:00,267 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1908 transitions. [2023-11-29 00:22:00,270 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 318.0) internal successors, (1908), 6 states have internal predecessors, (1908), 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) [2023-11-29 00:22:00,273 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 427.0) internal successors, (2989), 7 states have internal predecessors, (2989), 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) [2023-11-29 00:22:00,273 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 427.0) internal successors, (2989), 7 states have internal predecessors, (2989), 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) [2023-11-29 00:22:00,273 INFO L175 Difference]: Start difference. First operand has 306 places, 299 transitions, 652 flow. Second operand 6 states and 1908 transitions. [2023-11-29 00:22:00,273 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 342 transitions, 964 flow [2023-11-29 00:22:00,275 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 342 transitions, 957 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 00:22:00,278 INFO L231 Difference]: Finished difference. Result has 306 places, 298 transitions, 651 flow [2023-11-29 00:22:00,279 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=643, PETRI_DIFFERENCE_MINUEND_PLACES=301, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=298, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=294, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=651, PETRI_PLACES=306, PETRI_TRANSITIONS=298} [2023-11-29 00:22:00,279 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -87 predicate places. [2023-11-29 00:22:00,279 INFO L495 AbstractCegarLoop]: Abstraction has has 306 places, 298 transitions, 651 flow [2023-11-29 00:22:00,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 308.1666666666667) internal successors, (1849), 6 states have internal predecessors, (1849), 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) [2023-11-29 00:22:00,280 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:22:00,280 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:22:00,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-29 00:22:00,280 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:22:00,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:22:00,281 INFO L85 PathProgramCache]: Analyzing trace with hash -171185467, now seen corresponding path program 1 times [2023-11-29 00:22:00,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:22:00,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487372740] [2023-11-29 00:22:00,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:00,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:22:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:22:01,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:22:01,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:22:01,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487372740] [2023-11-29 00:22:01,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487372740] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:22:01,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:22:01,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 00:22:01,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662064994] [2023-11-29 00:22:01,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:22:01,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:22:01,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:22:01,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:22:01,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:22:01,227 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 306 out of 427 [2023-11-29 00:22:01,228 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 298 transitions, 651 flow. Second operand has 6 states, 6 states have (on average 308.5) internal successors, (1851), 6 states have internal predecessors, (1851), 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) [2023-11-29 00:22:01,228 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:22:01,228 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 306 of 427 [2023-11-29 00:22:01,228 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:22:01,756 INFO L124 PetriNetUnfolderBase]: 918/2268 cut-off events. [2023-11-29 00:22:01,756 INFO L125 PetriNetUnfolderBase]: For 599/653 co-relation queries the response was YES. [2023-11-29 00:22:01,761 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4246 conditions, 2268 events. 918/2268 cut-off events. For 599/653 co-relation queries the response was YES. Maximal size of possible extension queue 105. Compared 12805 event pairs, 401 based on Foata normal form. 0/2051 useless extension candidates. Maximal degree in co-relation 4147. Up to 1019 conditions per place. [2023-11-29 00:22:01,767 INFO L140 encePairwiseOnDemand]: 422/427 looper letters, 69 selfloop transitions, 4 changer transitions 0/329 dead transitions. [2023-11-29 00:22:01,768 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 329 transitions, 907 flow [2023-11-29 00:22:01,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 00:22:01,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 00:22:01,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1896 transitions. [2023-11-29 00:22:01,772 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7400468384074942 [2023-11-29 00:22:01,772 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1896 transitions. [2023-11-29 00:22:01,772 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1896 transitions. [2023-11-29 00:22:01,772 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:22:01,773 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1896 transitions. [2023-11-29 00:22:01,775 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 316.0) internal successors, (1896), 6 states have internal predecessors, (1896), 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) [2023-11-29 00:22:01,778 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 427.0) internal successors, (2989), 7 states have internal predecessors, (2989), 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) [2023-11-29 00:22:01,779 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 427.0) internal successors, (2989), 7 states have internal predecessors, (2989), 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) [2023-11-29 00:22:01,779 INFO L175 Difference]: Start difference. First operand has 306 places, 298 transitions, 651 flow. Second operand 6 states and 1896 transitions. [2023-11-29 00:22:01,779 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 329 transitions, 907 flow [2023-11-29 00:22:01,781 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 329 transitions, 900 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 00:22:01,783 INFO L231 Difference]: Finished difference. Result has 306 places, 297 transitions, 650 flow [2023-11-29 00:22:01,784 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=642, PETRI_DIFFERENCE_MINUEND_PLACES=301, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=297, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=293, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=650, PETRI_PLACES=306, PETRI_TRANSITIONS=297} [2023-11-29 00:22:01,784 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -87 predicate places. [2023-11-29 00:22:01,784 INFO L495 AbstractCegarLoop]: Abstraction has has 306 places, 297 transitions, 650 flow [2023-11-29 00:22:01,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 308.5) internal successors, (1851), 6 states have internal predecessors, (1851), 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) [2023-11-29 00:22:01,784 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:22:01,785 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:22:01,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-11-29 00:22:01,785 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:22:01,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:22:01,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1155251652, now seen corresponding path program 1 times [2023-11-29 00:22:01,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:22:01,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619130865] [2023-11-29 00:22:01,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:01,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:22:01,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:22:02,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:22:02,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:22:02,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619130865] [2023-11-29 00:22:02,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619130865] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:22:02,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:22:02,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 00:22:02,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894083915] [2023-11-29 00:22:02,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:22:02,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:22:02,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:22:02,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:22:02,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:22:02,795 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 306 out of 427 [2023-11-29 00:22:02,796 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 297 transitions, 650 flow. Second operand has 6 states, 6 states have (on average 308.8333333333333) internal successors, (1853), 6 states have internal predecessors, (1853), 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) [2023-11-29 00:22:02,796 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:22:02,796 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 306 of 427 [2023-11-29 00:22:02,796 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:22:03,240 INFO L124 PetriNetUnfolderBase]: 798/2069 cut-off events. [2023-11-29 00:22:03,240 INFO L125 PetriNetUnfolderBase]: For 513/575 co-relation queries the response was YES. [2023-11-29 00:22:03,245 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3798 conditions, 2069 events. 798/2069 cut-off events. For 513/575 co-relation queries the response was YES. Maximal size of possible extension queue 104. Compared 11985 event pairs, 407 based on Foata normal form. 0/1852 useless extension candidates. Maximal degree in co-relation 3699. Up to 1035 conditions per place. [2023-11-29 00:22:03,251 INFO L140 encePairwiseOnDemand]: 422/427 looper letters, 53 selfloop transitions, 4 changer transitions 0/312 dead transitions. [2023-11-29 00:22:03,251 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 312 transitions, 818 flow [2023-11-29 00:22:03,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 00:22:03,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 00:22:03,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1884 transitions. [2023-11-29 00:22:03,255 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7353629976580797 [2023-11-29 00:22:03,255 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1884 transitions. [2023-11-29 00:22:03,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1884 transitions. [2023-11-29 00:22:03,256 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:22:03,256 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1884 transitions. [2023-11-29 00:22:03,259 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 314.0) internal successors, (1884), 6 states have internal predecessors, (1884), 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) [2023-11-29 00:22:03,262 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 427.0) internal successors, (2989), 7 states have internal predecessors, (2989), 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) [2023-11-29 00:22:03,262 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 427.0) internal successors, (2989), 7 states have internal predecessors, (2989), 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) [2023-11-29 00:22:03,262 INFO L175 Difference]: Start difference. First operand has 306 places, 297 transitions, 650 flow. Second operand 6 states and 1884 transitions. [2023-11-29 00:22:03,262 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 312 transitions, 818 flow [2023-11-29 00:22:03,264 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 312 transitions, 811 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 00:22:03,267 INFO L231 Difference]: Finished difference. Result has 306 places, 296 transitions, 649 flow [2023-11-29 00:22:03,267 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=641, PETRI_DIFFERENCE_MINUEND_PLACES=301, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=296, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=292, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=649, PETRI_PLACES=306, PETRI_TRANSITIONS=296} [2023-11-29 00:22:03,267 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -87 predicate places. [2023-11-29 00:22:03,267 INFO L495 AbstractCegarLoop]: Abstraction has has 306 places, 296 transitions, 649 flow [2023-11-29 00:22:03,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 308.8333333333333) internal successors, (1853), 6 states have internal predecessors, (1853), 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) [2023-11-29 00:22:03,268 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 00:22:03,268 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:22:03,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-29 00:22:03,268 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 00:22:03,268 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:22:03,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1813349374, now seen corresponding path program 1 times [2023-11-29 00:22:03,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:22:03,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291313762] [2023-11-29 00:22:03,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:03,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:22:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:22:03,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:22:03,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:22:03,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291313762] [2023-11-29 00:22:03,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291313762] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:22:03,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:22:03,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:22:03,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096415004] [2023-11-29 00:22:03,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:22:03,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:22:03,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:22:03,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:22:03,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:22:03,358 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 427 [2023-11-29 00:22:03,359 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 296 transitions, 649 flow. Second operand has 3 states, 3 states have (on average 325.6666666666667) internal successors, (977), 3 states have internal predecessors, (977), 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) [2023-11-29 00:22:03,359 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 00:22:03,359 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 427 [2023-11-29 00:22:03,359 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 00:22:03,698 INFO L124 PetriNetUnfolderBase]: 758/1995 cut-off events. [2023-11-29 00:22:03,698 INFO L125 PetriNetUnfolderBase]: For 487/555 co-relation queries the response was YES. [2023-11-29 00:22:03,705 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3613 conditions, 1995 events. 758/1995 cut-off events. For 487/555 co-relation queries the response was YES. Maximal size of possible extension queue 105. Compared 11664 event pairs, 407 based on Foata normal form. 4/1784 useless extension candidates. Maximal degree in co-relation 3569. Up to 1029 conditions per place. [2023-11-29 00:22:03,706 INFO L140 encePairwiseOnDemand]: 425/427 looper letters, 0 selfloop transitions, 0 changer transitions 295/295 dead transitions. [2023-11-29 00:22:03,706 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 307 places, 295 transitions, 701 flow [2023-11-29 00:22:03,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:22:03,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 00:22:03,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 985 transitions. [2023-11-29 00:22:03,709 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7689305230288837 [2023-11-29 00:22:03,709 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 985 transitions. [2023-11-29 00:22:03,709 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 985 transitions. [2023-11-29 00:22:03,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:22:03,710 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 985 transitions. [2023-11-29 00:22:03,712 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 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) [2023-11-29 00:22:03,714 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:22:03,714 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 427.0) internal successors, (1708), 4 states have internal predecessors, (1708), 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) [2023-11-29 00:22:03,714 INFO L175 Difference]: Start difference. First operand has 306 places, 296 transitions, 649 flow. Second operand 3 states and 985 transitions. [2023-11-29 00:22:03,715 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 307 places, 295 transitions, 701 flow [2023-11-29 00:22:03,717 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 303 places, 295 transitions, 694 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 00:22:03,719 INFO L231 Difference]: Finished difference. Result has 303 places, 0 transitions, 0 flow [2023-11-29 00:22:03,719 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=301, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=295, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=295, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=303, PETRI_TRANSITIONS=0} [2023-11-29 00:22:03,720 INFO L281 CegarLoopForPetriNet]: 393 programPoint places, -90 predicate places. [2023-11-29 00:22:03,720 INFO L495 AbstractCegarLoop]: Abstraction has has 303 places, 0 transitions, 0 flow [2023-11-29 00:22:03,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 325.6666666666667) internal successors, (977), 3 states have internal predecessors, (977), 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) [2023-11-29 00:22:03,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (166 of 167 remaining) [2023-11-29 00:22:03,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (165 of 167 remaining) [2023-11-29 00:22:03,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (164 of 167 remaining) [2023-11-29 00:22:03,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (163 of 167 remaining) [2023-11-29 00:22:03,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (162 of 167 remaining) [2023-11-29 00:22:03,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (161 of 167 remaining) [2023-11-29 00:22:03,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (160 of 167 remaining) [2023-11-29 00:22:03,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (159 of 167 remaining) [2023-11-29 00:22:03,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (158 of 167 remaining) [2023-11-29 00:22:03,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (157 of 167 remaining) [2023-11-29 00:22:03,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (156 of 167 remaining) [2023-11-29 00:22:03,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (155 of 167 remaining) [2023-11-29 00:22:03,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (154 of 167 remaining) [2023-11-29 00:22:03,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (153 of 167 remaining) [2023-11-29 00:22:03,725 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (152 of 167 remaining) [2023-11-29 00:22:03,725 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (151 of 167 remaining) [2023-11-29 00:22:03,725 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (150 of 167 remaining) [2023-11-29 00:22:03,725 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (149 of 167 remaining) [2023-11-29 00:22:03,725 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (148 of 167 remaining) [2023-11-29 00:22:03,725 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (147 of 167 remaining) [2023-11-29 00:22:03,725 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (146 of 167 remaining) [2023-11-29 00:22:03,725 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (145 of 167 remaining) [2023-11-29 00:22:03,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (144 of 167 remaining) [2023-11-29 00:22:03,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (143 of 167 remaining) [2023-11-29 00:22:03,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (142 of 167 remaining) [2023-11-29 00:22:03,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (141 of 167 remaining) [2023-11-29 00:22:03,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (140 of 167 remaining) [2023-11-29 00:22:03,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (139 of 167 remaining) [2023-11-29 00:22:03,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (138 of 167 remaining) [2023-11-29 00:22:03,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (137 of 167 remaining) [2023-11-29 00:22:03,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (136 of 167 remaining) [2023-11-29 00:22:03,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (135 of 167 remaining) [2023-11-29 00:22:03,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (134 of 167 remaining) [2023-11-29 00:22:03,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (133 of 167 remaining) [2023-11-29 00:22:03,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (132 of 167 remaining) [2023-11-29 00:22:03,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (131 of 167 remaining) [2023-11-29 00:22:03,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (130 of 167 remaining) [2023-11-29 00:22:03,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (129 of 167 remaining) [2023-11-29 00:22:03,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (128 of 167 remaining) [2023-11-29 00:22:03,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (127 of 167 remaining) [2023-11-29 00:22:03,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (126 of 167 remaining) [2023-11-29 00:22:03,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (125 of 167 remaining) [2023-11-29 00:22:03,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (124 of 167 remaining) [2023-11-29 00:22:03,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (123 of 167 remaining) [2023-11-29 00:22:03,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (122 of 167 remaining) [2023-11-29 00:22:03,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (121 of 167 remaining) [2023-11-29 00:22:03,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (120 of 167 remaining) [2023-11-29 00:22:03,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (119 of 167 remaining) [2023-11-29 00:22:03,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (118 of 167 remaining) [2023-11-29 00:22:03,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (117 of 167 remaining) [2023-11-29 00:22:03,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (116 of 167 remaining) [2023-11-29 00:22:03,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (115 of 167 remaining) [2023-11-29 00:22:03,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (114 of 167 remaining) [2023-11-29 00:22:03,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (113 of 167 remaining) [2023-11-29 00:22:03,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (112 of 167 remaining) [2023-11-29 00:22:03,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (111 of 167 remaining) [2023-11-29 00:22:03,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (110 of 167 remaining) [2023-11-29 00:22:03,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (109 of 167 remaining) [2023-11-29 00:22:03,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (108 of 167 remaining) [2023-11-29 00:22:03,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (107 of 167 remaining) [2023-11-29 00:22:03,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (106 of 167 remaining) [2023-11-29 00:22:03,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (105 of 167 remaining) [2023-11-29 00:22:03,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (104 of 167 remaining) [2023-11-29 00:22:03,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (103 of 167 remaining) [2023-11-29 00:22:03,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (102 of 167 remaining) [2023-11-29 00:22:03,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (101 of 167 remaining) [2023-11-29 00:22:03,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (100 of 167 remaining) [2023-11-29 00:22:03,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (99 of 167 remaining) [2023-11-29 00:22:03,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (98 of 167 remaining) [2023-11-29 00:22:03,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (97 of 167 remaining) [2023-11-29 00:22:03,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (96 of 167 remaining) [2023-11-29 00:22:03,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (95 of 167 remaining) [2023-11-29 00:22:03,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (94 of 167 remaining) [2023-11-29 00:22:03,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 167 remaining) [2023-11-29 00:22:03,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (92 of 167 remaining) [2023-11-29 00:22:03,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 167 remaining) [2023-11-29 00:22:03,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 167 remaining) [2023-11-29 00:22:03,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (89 of 167 remaining) [2023-11-29 00:22:03,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (88 of 167 remaining) [2023-11-29 00:22:03,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (87 of 167 remaining) [2023-11-29 00:22:03,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (86 of 167 remaining) [2023-11-29 00:22:03,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (85 of 167 remaining) [2023-11-29 00:22:03,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (84 of 167 remaining) [2023-11-29 00:22:03,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (83 of 167 remaining) [2023-11-29 00:22:03,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (82 of 167 remaining) [2023-11-29 00:22:03,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (81 of 167 remaining) [2023-11-29 00:22:03,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (80 of 167 remaining) [2023-11-29 00:22:03,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (79 of 167 remaining) [2023-11-29 00:22:03,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (78 of 167 remaining) [2023-11-29 00:22:03,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (77 of 167 remaining) [2023-11-29 00:22:03,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (76 of 167 remaining) [2023-11-29 00:22:03,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (75 of 167 remaining) [2023-11-29 00:22:03,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (74 of 167 remaining) [2023-11-29 00:22:03,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (73 of 167 remaining) [2023-11-29 00:22:03,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (72 of 167 remaining) [2023-11-29 00:22:03,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (71 of 167 remaining) [2023-11-29 00:22:03,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (70 of 167 remaining) [2023-11-29 00:22:03,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (69 of 167 remaining) [2023-11-29 00:22:03,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (68 of 167 remaining) [2023-11-29 00:22:03,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (67 of 167 remaining) [2023-11-29 00:22:03,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (66 of 167 remaining) [2023-11-29 00:22:03,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (65 of 167 remaining) [2023-11-29 00:22:03,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (64 of 167 remaining) [2023-11-29 00:22:03,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (63 of 167 remaining) [2023-11-29 00:22:03,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (62 of 167 remaining) [2023-11-29 00:22:03,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (61 of 167 remaining) [2023-11-29 00:22:03,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (60 of 167 remaining) [2023-11-29 00:22:03,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (59 of 167 remaining) [2023-11-29 00:22:03,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (58 of 167 remaining) [2023-11-29 00:22:03,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (57 of 167 remaining) [2023-11-29 00:22:03,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (56 of 167 remaining) [2023-11-29 00:22:03,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (55 of 167 remaining) [2023-11-29 00:22:03,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (54 of 167 remaining) [2023-11-29 00:22:03,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (53 of 167 remaining) [2023-11-29 00:22:03,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (52 of 167 remaining) [2023-11-29 00:22:03,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (51 of 167 remaining) [2023-11-29 00:22:03,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (50 of 167 remaining) [2023-11-29 00:22:03,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (49 of 167 remaining) [2023-11-29 00:22:03,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (48 of 167 remaining) [2023-11-29 00:22:03,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (47 of 167 remaining) [2023-11-29 00:22:03,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (46 of 167 remaining) [2023-11-29 00:22:03,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (45 of 167 remaining) [2023-11-29 00:22:03,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (44 of 167 remaining) [2023-11-29 00:22:03,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (43 of 167 remaining) [2023-11-29 00:22:03,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (42 of 167 remaining) [2023-11-29 00:22:03,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (41 of 167 remaining) [2023-11-29 00:22:03,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (40 of 167 remaining) [2023-11-29 00:22:03,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 167 remaining) [2023-11-29 00:22:03,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 167 remaining) [2023-11-29 00:22:03,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 167 remaining) [2023-11-29 00:22:03,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 167 remaining) [2023-11-29 00:22:03,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 167 remaining) [2023-11-29 00:22:03,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 167 remaining) [2023-11-29 00:22:03,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 167 remaining) [2023-11-29 00:22:03,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 167 remaining) [2023-11-29 00:22:03,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 167 remaining) [2023-11-29 00:22:03,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 167 remaining) [2023-11-29 00:22:03,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 167 remaining) [2023-11-29 00:22:03,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 167 remaining) [2023-11-29 00:22:03,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 167 remaining) [2023-11-29 00:22:03,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 167 remaining) [2023-11-29 00:22:03,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 167 remaining) [2023-11-29 00:22:03,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 167 remaining) [2023-11-29 00:22:03,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 167 remaining) [2023-11-29 00:22:03,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 167 remaining) [2023-11-29 00:22:03,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 167 remaining) [2023-11-29 00:22:03,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 167 remaining) [2023-11-29 00:22:03,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 167 remaining) [2023-11-29 00:22:03,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 167 remaining) [2023-11-29 00:22:03,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 167 remaining) [2023-11-29 00:22:03,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 167 remaining) [2023-11-29 00:22:03,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 167 remaining) [2023-11-29 00:22:03,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 167 remaining) [2023-11-29 00:22:03,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 167 remaining) [2023-11-29 00:22:03,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 167 remaining) [2023-11-29 00:22:03,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 167 remaining) [2023-11-29 00:22:03,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 167 remaining) [2023-11-29 00:22:03,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 167 remaining) [2023-11-29 00:22:03,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 167 remaining) [2023-11-29 00:22:03,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 167 remaining) [2023-11-29 00:22:03,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 167 remaining) [2023-11-29 00:22:03,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 167 remaining) [2023-11-29 00:22:03,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 167 remaining) [2023-11-29 00:22:03,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 167 remaining) [2023-11-29 00:22:03,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 167 remaining) [2023-11-29 00:22:03,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 167 remaining) [2023-11-29 00:22:03,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 167 remaining) [2023-11-29 00:22:03,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-29 00:22:03,743 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:22:03,750 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-29 00:22:03,751 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 00:22:03,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 12:22:03 BasicIcfg [2023-11-29 00:22:03,757 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 00:22:03,757 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 00:22:03,757 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 00:22:03,758 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 00:22:03,758 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:21:45" (3/4) ... [2023-11-29 00:22:03,760 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 00:22:03,762 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-29 00:22:03,762 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-29 00:22:03,762 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-11-29 00:22:03,763 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2023-11-29 00:22:03,771 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-29 00:22:03,772 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-29 00:22:03,773 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 00:22:03,773 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 00:22:03,881 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 00:22:03,881 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 00:22:03,881 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 00:22:03,882 INFO L158 Benchmark]: Toolchain (without parser) took 19989.47ms. Allocated memory was 138.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 108.4MB in the beginning and 387.9MB in the end (delta: -279.5MB). Peak memory consumption was 800.6MB. Max. memory is 16.1GB. [2023-11-29 00:22:03,883 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 107.0MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:22:03,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.22ms. Allocated memory is still 138.4MB. Free memory was 108.4MB in the beginning and 94.0MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 00:22:03,883 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.28ms. Allocated memory is still 138.4MB. Free memory was 94.0MB in the beginning and 89.6MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 00:22:03,884 INFO L158 Benchmark]: Boogie Preprocessor took 52.77ms. Allocated memory is still 138.4MB. Free memory was 89.6MB in the beginning and 86.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 00:22:03,884 INFO L158 Benchmark]: RCFGBuilder took 1493.65ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 86.1MB in the beginning and 122.4MB in the end (delta: -36.4MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2023-11-29 00:22:03,885 INFO L158 Benchmark]: TraceAbstraction took 17963.91ms. Allocated memory was 178.3MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 122.4MB in the beginning and 396.2MB in the end (delta: -273.8MB). Peak memory consumption was 764.3MB. Max. memory is 16.1GB. [2023-11-29 00:22:03,885 INFO L158 Benchmark]: Witness Printer took 124.19ms. Allocated memory is still 1.2GB. Free memory was 396.2MB in the beginning and 387.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 00:22:03,887 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 107.0MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.22ms. Allocated memory is still 138.4MB. Free memory was 108.4MB in the beginning and 94.0MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.28ms. Allocated memory is still 138.4MB. Free memory was 94.0MB in the beginning and 89.6MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.77ms. Allocated memory is still 138.4MB. Free memory was 89.6MB in the beginning and 86.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1493.65ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 86.1MB in the beginning and 122.4MB in the end (delta: -36.4MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * TraceAbstraction took 17963.91ms. Allocated memory was 178.3MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 122.4MB in the beginning and 396.2MB in the end (delta: -273.8MB). Peak memory consumption was 764.3MB. Max. memory is 16.1GB. * Witness Printer took 124.19ms. Allocated memory is still 1.2GB. Free memory was 396.2MB in the beginning and 387.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 159]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 159]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 143]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 144]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 147]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 515 locations, 167 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 17.7s, OverallIterations: 22, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 12.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 948 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 533 mSDsluCounter, 109 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 303 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2501 IncrementalHoareTripleChecker+Invalid, 2804 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 303 mSolverCounterUnsat, 109 mSDtfsCounter, 2501 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=820occurred in iteration=0, InterpolantAutomatonStates: 81, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 2646 NumberOfCodeBlocks, 2646 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2624 ConstructedInterpolants, 0 QuantifiedInterpolants, 3097 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 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 - AllSpecificationsHoldResult: All specifications hold 93 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-29 00:22:03,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7724a2-7c66-4f13-9078-051e5aeebc77/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE