./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_28-funptr_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_28-funptr_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b90ecb07ae966182b79ce4444e238e18068c02297f514a326dfeeed6dbb5499 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 19:49:31,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:49:31,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:49:31,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:49:31,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:49:31,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:49:31,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:49:31,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:49:31,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:49:31,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:49:31,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:49:31,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:49:31,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:49:31,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:49:31,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:49:31,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:49:31,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:49:31,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:49:31,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:49:31,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:49:31,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:49:31,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:49:31,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:49:31,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:49:31,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:49:31,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:49:31,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:49:31,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:49:31,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:49:31,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:49:31,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:49:31,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:49:31,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:49:31,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:49:31,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:49:31,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:49:31,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:49:31,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:49:31,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:49:31,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:49:31,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:49:31,065 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-12-13 19:49:31,085 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:49:31,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:49:31,085 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:49:31,085 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:49:31,091 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:49:31,091 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:49:31,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:49:31,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:49:31,092 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:49:31,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:49:31,093 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 19:49:31,093 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:49:31,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:49:31,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 19:49:31,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:49:31,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:49:31,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:49:31,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:49:31,094 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-13 19:49:31,094 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 19:49:31,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:49:31,094 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:49:31,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:49:31,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:49:31,095 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:49:31,095 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:49:31,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:49:31,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:49:31,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:49:31,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:49:31,096 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:49:31,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:49:31,096 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:49:31,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:49:31,097 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:49:31,097 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:49:31,097 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:49:31,097 INFO L138 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_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b90ecb07ae966182b79ce4444e238e18068c02297f514a326dfeeed6dbb5499 [2022-12-13 19:49:31,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:49:31,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:49:31,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:49:31,310 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:49:31,310 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:49:31,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/goblint-regression/28-race_reach_28-funptr_racefree.i [2022-12-13 19:49:33,942 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:49:34,116 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:49:34,117 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/sv-benchmarks/c/goblint-regression/28-race_reach_28-funptr_racefree.i [2022-12-13 19:49:34,126 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/data/e1bf9ac9e/9f650283b49f41a3849008254f916324/FLAG5342833a2 [2022-12-13 19:49:34,139 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/data/e1bf9ac9e/9f650283b49f41a3849008254f916324 [2022-12-13 19:49:34,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:49:34,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:49:34,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:49:34,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:49:34,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:49:34,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:49:34" (1/1) ... [2022-12-13 19:49:34,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@702e483f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34, skipping insertion in model container [2022-12-13 19:49:34,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:49:34" (1/1) ... [2022-12-13 19:49:34,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:49:34,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:49:34,472 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/sv-benchmarks/c/goblint-regression/28-race_reach_28-funptr_racefree.i[41323,41336] [2022-12-13 19:49:34,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:49:34,502 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:49:34,525 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/sv-benchmarks/c/goblint-regression/28-race_reach_28-funptr_racefree.i[41323,41336] [2022-12-13 19:49:34,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:49:34,563 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:49:34,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34 WrapperNode [2022-12-13 19:49:34,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:49:34,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:49:34,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:49:34,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:49:34,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34" (1/1) ... [2022-12-13 19:49:34,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34" (1/1) ... [2022-12-13 19:49:34,604 INFO L138 Inliner]: procedures = 273, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2022-12-13 19:49:34,605 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:49:34,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:49:34,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:49:34,606 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:49:34,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34" (1/1) ... [2022-12-13 19:49:34,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34" (1/1) ... [2022-12-13 19:49:34,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34" (1/1) ... [2022-12-13 19:49:34,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34" (1/1) ... [2022-12-13 19:49:34,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34" (1/1) ... [2022-12-13 19:49:34,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34" (1/1) ... [2022-12-13 19:49:34,632 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34" (1/1) ... [2022-12-13 19:49:34,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34" (1/1) ... [2022-12-13 19:49:34,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:49:34,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:49:34,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:49:34,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:49:34,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34" (1/1) ... [2022-12-13 19:49:34,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:49:34,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:49:34,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 19:49:34,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 19:49:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 19:49:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 19:49:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 19:49:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 19:49:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 19:49:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:49:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-13 19:49:34,702 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-13 19:49:34,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 19:49:34,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:49:34,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:49:34,703 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 19:49:34,800 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:49:34,802 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:49:35,002 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:49:35,010 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:49:35,010 INFO L300 CfgBuilder]: Removed 10 assume(true) statements. [2022-12-13 19:49:35,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:49:35 BoogieIcfgContainer [2022-12-13 19:49:35,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:49:35,016 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 19:49:35,016 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 19:49:35,019 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 19:49:35,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:49:34" (1/3) ... [2022-12-13 19:49:35,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72c9d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:49:35, skipping insertion in model container [2022-12-13 19:49:35,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:49:34" (2/3) ... [2022-12-13 19:49:35,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72c9d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:49:35, skipping insertion in model container [2022-12-13 19:49:35,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:49:35" (3/3) ... [2022-12-13 19:49:35,022 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_28-funptr_racefree.i [2022-12-13 19:49:35,030 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 19:49:35,040 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 19:49:35,040 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-12-13 19:49:35,041 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 19:49:35,103 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-12-13 19:49:35,137 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 151 places, 160 transitions, 328 flow [2022-12-13 19:49:35,190 INFO L130 PetriNetUnfolder]: 17/213 cut-off events. [2022-12-13 19:49:35,190 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-13 19:49:35,195 INFO L83 FinitePrefix]: Finished finitePrefix Result has 219 conditions, 213 events. 17/213 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 607 event pairs, 0 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 116. Up to 4 conditions per place. [2022-12-13 19:49:35,195 INFO L82 GeneralOperation]: Start removeDead. Operand has 151 places, 160 transitions, 328 flow [2022-12-13 19:49:35,199 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 151 places, 160 transitions, 328 flow [2022-12-13 19:49:35,202 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 19:49:35,210 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 151 places, 160 transitions, 328 flow [2022-12-13 19:49:35,212 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 151 places, 160 transitions, 328 flow [2022-12-13 19:49:35,212 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 151 places, 160 transitions, 328 flow [2022-12-13 19:49:35,243 INFO L130 PetriNetUnfolder]: 17/213 cut-off events. [2022-12-13 19:49:35,243 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-13 19:49:35,244 INFO L83 FinitePrefix]: Finished finitePrefix Result has 219 conditions, 213 events. 17/213 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 607 event pairs, 0 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 116. Up to 4 conditions per place. [2022-12-13 19:49:35,247 INFO L119 LiptonReduction]: Number of co-enabled transitions 6844 [2022-12-13 19:49:37,824 INFO L134 LiptonReduction]: Checked pairs total: 18894 [2022-12-13 19:49:37,824 INFO L136 LiptonReduction]: Total number of compositions: 115 [2022-12-13 19:49:37,837 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:49:37,842 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=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@cc51bac, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:49:37,842 INFO L358 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2022-12-13 19:49:37,845 INFO L130 PetriNetUnfolder]: 0/8 cut-off events. [2022-12-13 19:49:37,845 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 19:49:37,845 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:49:37,846 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2022-12-13 19:49:37,846 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-12-13 19:49:37,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:49:37,850 INFO L85 PathProgramCache]: Analyzing trace with hash 551039560, now seen corresponding path program 1 times [2022-12-13 19:49:37,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:49:37,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828199243] [2022-12-13 19:49:37,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:49:37,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:49:37,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:49:38,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:49:38,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:49:38,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828199243] [2022-12-13 19:49:38,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828199243] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:49:38,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:49:38,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:49:38,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056915022] [2022-12-13 19:49:38,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:49:38,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:49:38,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:49:38,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:49:38,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:49:38,075 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 142 out of 275 [2022-12-13 19:49:38,077 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 59 transitions, 126 flow. Second operand has 3 states, 3 states have (on average 143.33333333333334) internal successors, (430), 3 states have internal predecessors, (430), 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) [2022-12-13 19:49:38,078 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:49:38,078 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 142 of 275 [2022-12-13 19:49:38,078 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:49:38,186 INFO L130 PetriNetUnfolder]: 168/500 cut-off events. [2022-12-13 19:49:38,187 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-13 19:49:38,187 INFO L83 FinitePrefix]: Finished finitePrefix Result has 878 conditions, 500 events. 168/500 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2394 event pairs, 143 based on Foata normal form. 41/485 useless extension candidates. Maximal degree in co-relation 852. Up to 353 conditions per place. [2022-12-13 19:49:38,189 INFO L137 encePairwiseOnDemand]: 263/275 looper letters, 41 selfloop transitions, 2 changer transitions 2/65 dead transitions. [2022-12-13 19:49:38,190 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 65 transitions, 228 flow [2022-12-13 19:49:38,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:49:38,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 19:49:38,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 487 transitions. [2022-12-13 19:49:38,200 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5903030303030303 [2022-12-13 19:49:38,201 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 487 transitions. [2022-12-13 19:49:38,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 487 transitions. [2022-12-13 19:49:38,202 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:49:38,204 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 487 transitions. [2022-12-13 19:49:38,208 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 162.33333333333334) internal successors, (487), 3 states have internal predecessors, (487), 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) [2022-12-13 19:49:38,213 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 275.0) internal successors, (1100), 4 states have internal predecessors, (1100), 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) [2022-12-13 19:49:38,214 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 275.0) internal successors, (1100), 4 states have internal predecessors, (1100), 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) [2022-12-13 19:49:38,215 INFO L175 Difference]: Start difference. First operand has 53 places, 59 transitions, 126 flow. Second operand 3 states and 487 transitions. [2022-12-13 19:49:38,216 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 65 transitions, 228 flow [2022-12-13 19:49:38,219 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 65 transitions, 228 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-12-13 19:49:38,221 INFO L231 Difference]: Finished difference. Result has 55 places, 48 transitions, 109 flow [2022-12-13 19:49:38,222 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=275, PETRI_DIFFERENCE_MINUEND_FLOW=108, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=109, PETRI_PLACES=55, PETRI_TRANSITIONS=48} [2022-12-13 19:49:38,226 INFO L288 CegarLoopForPetriNet]: 53 programPoint places, 2 predicate places. [2022-12-13 19:49:38,226 INFO L495 AbstractCegarLoop]: Abstraction has has 55 places, 48 transitions, 109 flow [2022-12-13 19:49:38,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 143.33333333333334) internal successors, (430), 3 states have internal predecessors, (430), 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) [2022-12-13 19:49:38,227 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:49:38,227 INFO L209 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1] [2022-12-13 19:49:38,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 19:49:38,227 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-12-13 19:49:38,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:49:38,228 INFO L85 PathProgramCache]: Analyzing trace with hash -83153364, now seen corresponding path program 1 times [2022-12-13 19:49:38,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:49:38,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950674046] [2022-12-13 19:49:38,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:49:38,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:49:38,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:49:38,253 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:49:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:49:38,279 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:49:38,279 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 19:49:38,280 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 14 remaining) [2022-12-13 19:49:38,282 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (12 of 14 remaining) [2022-12-13 19:49:38,282 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (11 of 14 remaining) [2022-12-13 19:49:38,282 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (10 of 14 remaining) [2022-12-13 19:49:38,282 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (9 of 14 remaining) [2022-12-13 19:49:38,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (8 of 14 remaining) [2022-12-13 19:49:38,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (7 of 14 remaining) [2022-12-13 19:49:38,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (6 of 14 remaining) [2022-12-13 19:49:38,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (5 of 14 remaining) [2022-12-13 19:49:38,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (4 of 14 remaining) [2022-12-13 19:49:38,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (3 of 14 remaining) [2022-12-13 19:49:38,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 14 remaining) [2022-12-13 19:49:38,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (1 of 14 remaining) [2022-12-13 19:49:38,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (0 of 14 remaining) [2022-12-13 19:49:38,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 19:49:38,284 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 19:49:38,286 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-12-13 19:49:38,286 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-12-13 19:49:38,309 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-13 19:49:38,311 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 206 places, 220 transitions, 458 flow [2022-12-13 19:49:38,360 INFO L130 PetriNetUnfolder]: 31/357 cut-off events. [2022-12-13 19:49:38,360 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-12-13 19:49:38,363 INFO L83 FinitePrefix]: Finished finitePrefix Result has 371 conditions, 357 events. 31/357 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1303 event pairs, 0 based on Foata normal form. 0/302 useless extension candidates. Maximal degree in co-relation 215. Up to 8 conditions per place. [2022-12-13 19:49:38,363 INFO L82 GeneralOperation]: Start removeDead. Operand has 206 places, 220 transitions, 458 flow [2022-12-13 19:49:38,366 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 206 places, 220 transitions, 458 flow [2022-12-13 19:49:38,366 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 19:49:38,366 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 206 places, 220 transitions, 458 flow [2022-12-13 19:49:38,366 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 206 places, 220 transitions, 458 flow [2022-12-13 19:49:38,367 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 206 places, 220 transitions, 458 flow [2022-12-13 19:49:38,412 INFO L130 PetriNetUnfolder]: 31/357 cut-off events. [2022-12-13 19:49:38,412 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-12-13 19:49:38,414 INFO L83 FinitePrefix]: Finished finitePrefix Result has 371 conditions, 357 events. 31/357 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1303 event pairs, 0 based on Foata normal form. 0/302 useless extension candidates. Maximal degree in co-relation 215. Up to 8 conditions per place. [2022-12-13 19:49:38,432 INFO L119 LiptonReduction]: Number of co-enabled transitions 21692 [2022-12-13 19:49:40,840 INFO L134 LiptonReduction]: Checked pairs total: 76410 [2022-12-13 19:49:40,840 INFO L136 LiptonReduction]: Total number of compositions: 139 [2022-12-13 19:49:40,842 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:49:40,842 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=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@cc51bac, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:49:40,843 INFO L358 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2022-12-13 19:49:40,844 INFO L130 PetriNetUnfolder]: 0/8 cut-off events. [2022-12-13 19:49:40,844 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 19:49:40,844 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:49:40,844 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2022-12-13 19:49:40,845 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2022-12-13 19:49:40,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:49:40,845 INFO L85 PathProgramCache]: Analyzing trace with hash 950502857, now seen corresponding path program 1 times [2022-12-13 19:49:40,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:49:40,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566032334] [2022-12-13 19:49:40,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:49:40,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:49:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:49:40,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:49:40,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:49:40,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566032334] [2022-12-13 19:49:40,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566032334] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:49:40,881 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:49:40,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:49:40,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361108701] [2022-12-13 19:49:40,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:49:40,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:49:40,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:49:40,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:49:40,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:49:40,892 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 194 out of 359 [2022-12-13 19:49:40,893 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 100 transitions, 218 flow. Second operand has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 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) [2022-12-13 19:49:40,893 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:49:40,893 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 194 of 359 [2022-12-13 19:49:40,893 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:49:41,599 INFO L130 PetriNetUnfolder]: 4434/9768 cut-off events. [2022-12-13 19:49:41,599 INFO L131 PetriNetUnfolder]: For 67/67 co-relation queries the response was YES. [2022-12-13 19:49:41,608 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16912 conditions, 9768 events. 4434/9768 cut-off events. For 67/67 co-relation queries the response was YES. Maximal size of possible extension queue 256. Compared 83268 event pairs, 2080 based on Foata normal form. 933/9702 useless extension candidates. Maximal degree in co-relation 1249. Up to 7030 conditions per place. [2022-12-13 19:49:41,653 INFO L137 encePairwiseOnDemand]: 341/359 looper letters, 55 selfloop transitions, 2 changer transitions 0/99 dead transitions. [2022-12-13 19:49:41,654 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 99 transitions, 330 flow [2022-12-13 19:49:41,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:49:41,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 19:49:41,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 661 transitions. [2022-12-13 19:49:41,657 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6137418755803157 [2022-12-13 19:49:41,658 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 661 transitions. [2022-12-13 19:49:41,658 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 661 transitions. [2022-12-13 19:49:41,658 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:49:41,658 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 661 transitions. [2022-12-13 19:49:41,660 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 220.33333333333334) internal successors, (661), 3 states have internal predecessors, (661), 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) [2022-12-13 19:49:41,661 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 359.0) internal successors, (1436), 4 states have internal predecessors, (1436), 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) [2022-12-13 19:49:41,662 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 359.0) internal successors, (1436), 4 states have internal predecessors, (1436), 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) [2022-12-13 19:49:41,662 INFO L175 Difference]: Start difference. First operand has 89 places, 100 transitions, 218 flow. Second operand 3 states and 661 transitions. [2022-12-13 19:49:41,662 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 99 transitions, 330 flow [2022-12-13 19:49:41,663 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 99 transitions, 330 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-12-13 19:49:41,664 INFO L231 Difference]: Finished difference. Result has 91 places, 86 transitions, 200 flow [2022-12-13 19:49:41,665 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=359, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=200, PETRI_PLACES=91, PETRI_TRANSITIONS=86} [2022-12-13 19:49:41,665 INFO L288 CegarLoopForPetriNet]: 89 programPoint places, 2 predicate places. [2022-12-13 19:49:41,665 INFO L495 AbstractCegarLoop]: Abstraction has has 91 places, 86 transitions, 200 flow [2022-12-13 19:49:41,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 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) [2022-12-13 19:49:41,666 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:49:41,666 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2022-12-13 19:49:41,666 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 19:49:41,666 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2022-12-13 19:49:41,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:49:41,666 INFO L85 PathProgramCache]: Analyzing trace with hash -574299083, now seen corresponding path program 1 times [2022-12-13 19:49:41,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:49:41,667 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596144552] [2022-12-13 19:49:41,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:49:41,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:49:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:49:41,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:49:41,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:49:41,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596144552] [2022-12-13 19:49:41,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596144552] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:49:41,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:49:41,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:49:41,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584064304] [2022-12-13 19:49:41,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:49:41,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:49:41,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:49:41,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:49:41,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:49:41,709 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 359 [2022-12-13 19:49:41,711 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 86 transitions, 200 flow. Second operand has 3 states, 3 states have (on average 193.0) internal successors, (579), 3 states have internal predecessors, (579), 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) [2022-12-13 19:49:41,711 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:49:41,711 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 359 [2022-12-13 19:49:41,711 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:49:43,083 INFO L130 PetriNetUnfolder]: 9380/19843 cut-off events. [2022-12-13 19:49:43,083 INFO L131 PetriNetUnfolder]: For 596/596 co-relation queries the response was YES. [2022-12-13 19:49:43,102 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35479 conditions, 19843 events. 9380/19843 cut-off events. For 596/596 co-relation queries the response was YES. Maximal size of possible extension queue 506. Compared 183997 event pairs, 2620 based on Foata normal form. 0/18053 useless extension candidates. Maximal degree in co-relation 35361. Up to 9219 conditions per place. [2022-12-13 19:49:43,150 INFO L137 encePairwiseOnDemand]: 352/359 looper letters, 89 selfloop transitions, 5 changer transitions 0/131 dead transitions. [2022-12-13 19:49:43,150 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 131 transitions, 496 flow [2022-12-13 19:49:43,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:49:43,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 19:49:43,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 667 transitions. [2022-12-13 19:49:43,152 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6193129062209842 [2022-12-13 19:49:43,152 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 667 transitions. [2022-12-13 19:49:43,152 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 667 transitions. [2022-12-13 19:49:43,152 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:49:43,152 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 667 transitions. [2022-12-13 19:49:43,153 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 222.33333333333334) internal successors, (667), 3 states have internal predecessors, (667), 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) [2022-12-13 19:49:43,155 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 359.0) internal successors, (1436), 4 states have internal predecessors, (1436), 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) [2022-12-13 19:49:43,155 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 359.0) internal successors, (1436), 4 states have internal predecessors, (1436), 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) [2022-12-13 19:49:43,155 INFO L175 Difference]: Start difference. First operand has 91 places, 86 transitions, 200 flow. Second operand 3 states and 667 transitions. [2022-12-13 19:49:43,155 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 131 transitions, 496 flow [2022-12-13 19:49:43,157 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 131 transitions, 493 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-13 19:49:43,158 INFO L231 Difference]: Finished difference. Result has 94 places, 91 transitions, 242 flow [2022-12-13 19:49:43,158 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=359, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=242, PETRI_PLACES=94, PETRI_TRANSITIONS=91} [2022-12-13 19:49:43,159 INFO L288 CegarLoopForPetriNet]: 89 programPoint places, 5 predicate places. [2022-12-13 19:49:43,159 INFO L495 AbstractCegarLoop]: Abstraction has has 94 places, 91 transitions, 242 flow [2022-12-13 19:49:43,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 193.0) internal successors, (579), 3 states have internal predecessors, (579), 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) [2022-12-13 19:49:43,159 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:49:43,159 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:49:43,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 19:49:43,160 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2022-12-13 19:49:43,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:49:43,160 INFO L85 PathProgramCache]: Analyzing trace with hash -297175217, now seen corresponding path program 1 times [2022-12-13 19:49:43,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:49:43,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864361827] [2022-12-13 19:49:43,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:49:43,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:49:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:49:43,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:49:43,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:49:43,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864361827] [2022-12-13 19:49:43,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864361827] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:49:43,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [972205516] [2022-12-13 19:49:43,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:49:43,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:49:43,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:49:43,201 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:49:43,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 19:49:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:49:43,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 19:49:43,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:49:43,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-13 19:49:43,275 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:49:43,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [972205516] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:49:43,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 19:49:43,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 5 [2022-12-13 19:49:43,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438062090] [2022-12-13 19:49:43,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:49:43,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:49:43,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:49:43,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:49:43,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-13 19:49:43,288 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 190 out of 359 [2022-12-13 19:49:43,289 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 91 transitions, 242 flow. Second operand has 3 states, 3 states have (on average 192.66666666666666) internal successors, (578), 3 states have internal predecessors, (578), 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) [2022-12-13 19:49:43,289 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:49:43,289 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 190 of 359 [2022-12-13 19:49:43,289 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:49:44,622 INFO L130 PetriNetUnfolder]: 9227/20228 cut-off events. [2022-12-13 19:49:44,622 INFO L131 PetriNetUnfolder]: For 2387/2387 co-relation queries the response was YES. [2022-12-13 19:49:44,639 INFO L83 FinitePrefix]: Finished finitePrefix Result has 37334 conditions, 20228 events. 9227/20228 cut-off events. For 2387/2387 co-relation queries the response was YES. Maximal size of possible extension queue 537. Compared 192097 event pairs, 7535 based on Foata normal form. 0/18242 useless extension candidates. Maximal degree in co-relation 17240. Up to 13869 conditions per place. [2022-12-13 19:49:44,681 INFO L137 encePairwiseOnDemand]: 354/359 looper letters, 71 selfloop transitions, 7 changer transitions 0/120 dead transitions. [2022-12-13 19:49:44,681 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 120 transitions, 468 flow [2022-12-13 19:49:44,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:49:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 19:49:44,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 643 transitions. [2022-12-13 19:49:44,683 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5970287836583101 [2022-12-13 19:49:44,683 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 643 transitions. [2022-12-13 19:49:44,683 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 643 transitions. [2022-12-13 19:49:44,684 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:49:44,684 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 643 transitions. [2022-12-13 19:49:44,685 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 214.33333333333334) internal successors, (643), 3 states have internal predecessors, (643), 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) [2022-12-13 19:49:44,686 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 359.0) internal successors, (1436), 4 states have internal predecessors, (1436), 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) [2022-12-13 19:49:44,687 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 359.0) internal successors, (1436), 4 states have internal predecessors, (1436), 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) [2022-12-13 19:49:44,687 INFO L175 Difference]: Start difference. First operand has 94 places, 91 transitions, 242 flow. Second operand 3 states and 643 transitions. [2022-12-13 19:49:44,687 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 120 transitions, 468 flow [2022-12-13 19:49:44,696 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 120 transitions, 454 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-12-13 19:49:44,697 INFO L231 Difference]: Finished difference. Result has 95 places, 96 transitions, 283 flow [2022-12-13 19:49:44,697 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=359, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=283, PETRI_PLACES=95, PETRI_TRANSITIONS=96} [2022-12-13 19:49:44,698 INFO L288 CegarLoopForPetriNet]: 89 programPoint places, 6 predicate places. [2022-12-13 19:49:44,698 INFO L495 AbstractCegarLoop]: Abstraction has has 95 places, 96 transitions, 283 flow [2022-12-13 19:49:44,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 192.66666666666666) internal successors, (578), 3 states have internal predecessors, (578), 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) [2022-12-13 19:49:44,699 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:49:44,699 INFO L209 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-12-13 19:49:44,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 19:49:44,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:49:44,900 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2022-12-13 19:49:44,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:49:44,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1352305339, now seen corresponding path program 1 times [2022-12-13 19:49:44,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:49:44,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465823273] [2022-12-13 19:49:44,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:49:44,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:49:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:49:44,949 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:49:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:49:44,969 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:49:44,970 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 19:49:44,970 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 19 remaining) [2022-12-13 19:49:44,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (17 of 19 remaining) [2022-12-13 19:49:44,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (16 of 19 remaining) [2022-12-13 19:49:44,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (15 of 19 remaining) [2022-12-13 19:49:44,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (14 of 19 remaining) [2022-12-13 19:49:44,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (13 of 19 remaining) [2022-12-13 19:49:44,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (12 of 19 remaining) [2022-12-13 19:49:44,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (11 of 19 remaining) [2022-12-13 19:49:44,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (10 of 19 remaining) [2022-12-13 19:49:44,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (9 of 19 remaining) [2022-12-13 19:49:44,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (8 of 19 remaining) [2022-12-13 19:49:44,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (7 of 19 remaining) [2022-12-13 19:49:44,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (6 of 19 remaining) [2022-12-13 19:49:44,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (5 of 19 remaining) [2022-12-13 19:49:44,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (4 of 19 remaining) [2022-12-13 19:49:44,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (3 of 19 remaining) [2022-12-13 19:49:44,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 19 remaining) [2022-12-13 19:49:44,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (1 of 19 remaining) [2022-12-13 19:49:44,973 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (0 of 19 remaining) [2022-12-13 19:49:44,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 19:49:44,973 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-12-13 19:49:44,974 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-12-13 19:49:44,974 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2022-12-13 19:49:44,999 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-12-13 19:49:45,002 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 261 places, 280 transitions, 590 flow [2022-12-13 19:49:45,071 INFO L130 PetriNetUnfolder]: 50/546 cut-off events. [2022-12-13 19:49:45,071 INFO L131 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2022-12-13 19:49:45,074 INFO L83 FinitePrefix]: Finished finitePrefix Result has 574 conditions, 546 events. 50/546 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 2275 event pairs, 1 based on Foata normal form. 0/461 useless extension candidates. Maximal degree in co-relation 365. Up to 16 conditions per place. [2022-12-13 19:49:45,074 INFO L82 GeneralOperation]: Start removeDead. Operand has 261 places, 280 transitions, 590 flow [2022-12-13 19:49:45,077 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 261 places, 280 transitions, 590 flow [2022-12-13 19:49:45,077 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 19:49:45,077 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 261 places, 280 transitions, 590 flow [2022-12-13 19:49:45,077 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 261 places, 280 transitions, 590 flow [2022-12-13 19:49:45,077 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 261 places, 280 transitions, 590 flow [2022-12-13 19:49:45,153 INFO L130 PetriNetUnfolder]: 50/546 cut-off events. [2022-12-13 19:49:45,154 INFO L131 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2022-12-13 19:49:45,156 INFO L83 FinitePrefix]: Finished finitePrefix Result has 574 conditions, 546 events. 50/546 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 2275 event pairs, 1 based on Foata normal form. 0/461 useless extension candidates. Maximal degree in co-relation 365. Up to 16 conditions per place. [2022-12-13 19:49:45,171 INFO L119 LiptonReduction]: Number of co-enabled transitions 43152 [2022-12-13 19:49:47,975 INFO L134 LiptonReduction]: Checked pairs total: 181454 [2022-12-13 19:49:47,975 INFO L136 LiptonReduction]: Total number of compositions: 169 [2022-12-13 19:49:47,977 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:49:47,978 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=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@cc51bac, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:49:47,978 INFO L358 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2022-12-13 19:49:47,980 INFO L130 PetriNetUnfolder]: 0/8 cut-off events. [2022-12-13 19:49:47,980 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 19:49:47,981 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:49:47,981 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2022-12-13 19:49:47,981 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2022-12-13 19:49:47,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:49:47,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1435889775, now seen corresponding path program 1 times [2022-12-13 19:49:47,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:49:47,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096954815] [2022-12-13 19:49:47,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:49:47,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:49:47,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:49:48,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:49:48,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:49:48,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096954815] [2022-12-13 19:49:48,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096954815] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:49:48,014 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:49:48,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:49:48,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703819006] [2022-12-13 19:49:48,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:49:48,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:49:48,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:49:48,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:49:48,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:49:48,024 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 246 out of 449 [2022-12-13 19:49:48,025 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 138 transitions, 306 flow. Second operand has 3 states, 3 states have (on average 247.33333333333334) internal successors, (742), 3 states have internal predecessors, (742), 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) [2022-12-13 19:49:48,025 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:49:48,025 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 246 of 449 [2022-12-13 19:49:48,026 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:49:58,805 INFO L130 PetriNetUnfolder]: 90810/160577 cut-off events. [2022-12-13 19:49:58,805 INFO L131 PetriNetUnfolder]: For 2142/2142 co-relation queries the response was YES. [2022-12-13 19:49:59,038 INFO L83 FinitePrefix]: Finished finitePrefix Result has 287922 conditions, 160577 events. 90810/160577 cut-off events. For 2142/2142 co-relation queries the response was YES. Maximal size of possible extension queue 3185. Compared 1649791 event pairs, 58813 based on Foata normal form. 22791/169373 useless extension candidates. Maximal degree in co-relation 17048. Up to 125811 conditions per place. [2022-12-13 19:49:59,700 INFO L137 encePairwiseOnDemand]: 424/449 looper letters, 70 selfloop transitions, 2 changer transitions 0/131 dead transitions. [2022-12-13 19:49:59,700 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 131 transitions, 436 flow [2022-12-13 19:49:59,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:49:59,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 19:49:59,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 839 transitions. [2022-12-13 19:49:59,703 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6228656273199703 [2022-12-13 19:49:59,703 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 839 transitions. [2022-12-13 19:49:59,703 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 839 transitions. [2022-12-13 19:49:59,704 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:49:59,704 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 839 transitions. [2022-12-13 19:49:59,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 279.6666666666667) internal successors, (839), 3 states have internal predecessors, (839), 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) [2022-12-13 19:49:59,708 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 449.0) internal successors, (1796), 4 states have internal predecessors, (1796), 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) [2022-12-13 19:49:59,709 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 449.0) internal successors, (1796), 4 states have internal predecessors, (1796), 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) [2022-12-13 19:49:59,710 INFO L175 Difference]: Start difference. First operand has 121 places, 138 transitions, 306 flow. Second operand 3 states and 839 transitions. [2022-12-13 19:49:59,710 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 131 transitions, 436 flow [2022-12-13 19:49:59,712 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 131 transitions, 436 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-12-13 19:49:59,714 INFO L231 Difference]: Finished difference. Result has 123 places, 117 transitions, 274 flow [2022-12-13 19:49:59,714 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=262, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=114, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=274, PETRI_PLACES=123, PETRI_TRANSITIONS=117} [2022-12-13 19:49:59,715 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 2 predicate places. [2022-12-13 19:49:59,715 INFO L495 AbstractCegarLoop]: Abstraction has has 123 places, 117 transitions, 274 flow [2022-12-13 19:49:59,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 247.33333333333334) internal successors, (742), 3 states have internal predecessors, (742), 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) [2022-12-13 19:49:59,715 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:49:59,715 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2022-12-13 19:49:59,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 19:49:59,716 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2022-12-13 19:49:59,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:49:59,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1583958640, now seen corresponding path program 1 times [2022-12-13 19:49:59,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:49:59,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576438478] [2022-12-13 19:49:59,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:49:59,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:49:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:49:59,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:49:59,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:49:59,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576438478] [2022-12-13 19:49:59,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576438478] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:49:59,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:49:59,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:49:59,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871447208] [2022-12-13 19:49:59,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:49:59,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:49:59,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:49:59,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:49:59,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:49:59,754 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 240 out of 449 [2022-12-13 19:49:59,755 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 117 transitions, 274 flow. Second operand has 3 states, 3 states have (on average 242.0) internal successors, (726), 3 states have internal predecessors, (726), 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) [2022-12-13 19:49:59,755 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:49:59,755 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 240 of 449 [2022-12-13 19:49:59,755 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:50:25,145 INFO L130 PetriNetUnfolder]: 235539/398790 cut-off events. [2022-12-13 19:50:25,145 INFO L131 PetriNetUnfolder]: For 10696/10696 co-relation queries the response was YES. [2022-12-13 19:50:25,876 INFO L83 FinitePrefix]: Finished finitePrefix Result has 736868 conditions, 398790 events. 235539/398790 cut-off events. For 10696/10696 co-relation queries the response was YES. Maximal size of possible extension queue 7347. Compared 4305409 event pairs, 89668 based on Foata normal form. 0/365643 useless extension candidates. Maximal degree in co-relation 736749. Up to 203852 conditions per place. [2022-12-13 19:50:27,206 INFO L137 encePairwiseOnDemand]: 439/449 looper letters, 120 selfloop transitions, 7 changer transitions 0/178 dead transitions. [2022-12-13 19:50:27,206 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 178 transitions, 678 flow [2022-12-13 19:50:27,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:50:27,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 19:50:27,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 848 transitions. [2022-12-13 19:50:27,209 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.629547141796585 [2022-12-13 19:50:27,209 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 848 transitions. [2022-12-13 19:50:27,209 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 848 transitions. [2022-12-13 19:50:27,209 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:50:27,210 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 848 transitions. [2022-12-13 19:50:27,211 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 282.6666666666667) internal successors, (848), 3 states have internal predecessors, (848), 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) [2022-12-13 19:50:27,213 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 449.0) internal successors, (1796), 4 states have internal predecessors, (1796), 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) [2022-12-13 19:50:27,213 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 449.0) internal successors, (1796), 4 states have internal predecessors, (1796), 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) [2022-12-13 19:50:27,213 INFO L175 Difference]: Start difference. First operand has 123 places, 117 transitions, 274 flow. Second operand 3 states and 848 transitions. [2022-12-13 19:50:27,214 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 178 transitions, 678 flow [2022-12-13 19:50:27,226 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 178 transitions, 675 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-13 19:50:27,228 INFO L231 Difference]: Finished difference. Result has 126 places, 124 transitions, 334 flow [2022-12-13 19:50:27,228 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=334, PETRI_PLACES=126, PETRI_TRANSITIONS=124} [2022-12-13 19:50:27,228 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 5 predicate places. [2022-12-13 19:50:27,228 INFO L495 AbstractCegarLoop]: Abstraction has has 126 places, 124 transitions, 334 flow [2022-12-13 19:50:27,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 242.0) internal successors, (726), 3 states have internal predecessors, (726), 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) [2022-12-13 19:50:27,229 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:50:27,229 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:50:27,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 19:50:27,229 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2022-12-13 19:50:27,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:50:27,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1483750502, now seen corresponding path program 1 times [2022-12-13 19:50:27,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:50:27,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068769944] [2022-12-13 19:50:27,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:50:27,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:50:27,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:50:27,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:50:27,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:50:27,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068769944] [2022-12-13 19:50:27,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068769944] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:50:27,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1348124590] [2022-12-13 19:50:27,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:50:27,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:50:27,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:50:27,271 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:50:27,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 19:50:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:50:27,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 19:50:27,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:50:27,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-13 19:50:27,338 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:50:27,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1348124590] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:50:27,338 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 19:50:27,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 5 [2022-12-13 19:50:27,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977926407] [2022-12-13 19:50:27,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:50:27,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:50:27,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:50:27,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:50:27,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-13 19:50:27,352 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 449 [2022-12-13 19:50:27,353 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 124 transitions, 334 flow. Second operand has 3 states, 3 states have (on average 243.66666666666666) internal successors, (731), 3 states have internal predecessors, (731), 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) [2022-12-13 19:50:27,354 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:50:27,354 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 449 [2022-12-13 19:50:27,354 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:50:53,507 INFO L130 PetriNetUnfolder]: 226895/394307 cut-off events. [2022-12-13 19:50:53,507 INFO L131 PetriNetUnfolder]: For 50033/50046 co-relation queries the response was YES. [2022-12-13 19:50:54,223 INFO L83 FinitePrefix]: Finished finitePrefix Result has 758630 conditions, 394307 events. 226895/394307 cut-off events. For 50033/50046 co-relation queries the response was YES. Maximal size of possible extension queue 7531. Compared 4376919 event pairs, 187937 based on Foata normal form. 3/359868 useless extension candidates. Maximal degree in co-relation 237404. Up to 296457 conditions per place. [2022-12-13 19:50:55,387 INFO L137 encePairwiseOnDemand]: 443/449 looper letters, 99 selfloop transitions, 9 changer transitions 0/167 dead transitions. [2022-12-13 19:50:55,387 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 167 transitions, 654 flow [2022-12-13 19:50:55,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:50:55,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 19:50:55,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 824 transitions. [2022-12-13 19:50:55,389 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6117297698589458 [2022-12-13 19:50:55,389 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 824 transitions. [2022-12-13 19:50:55,389 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 824 transitions. [2022-12-13 19:50:55,389 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:50:55,390 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 824 transitions. [2022-12-13 19:50:55,391 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 274.6666666666667) internal successors, (824), 3 states have internal predecessors, (824), 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) [2022-12-13 19:50:55,392 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 449.0) internal successors, (1796), 4 states have internal predecessors, (1796), 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) [2022-12-13 19:50:55,392 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 449.0) internal successors, (1796), 4 states have internal predecessors, (1796), 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) [2022-12-13 19:50:55,392 INFO L175 Difference]: Start difference. First operand has 126 places, 124 transitions, 334 flow. Second operand 3 states and 824 transitions. [2022-12-13 19:50:55,392 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 167 transitions, 654 flow [2022-12-13 19:50:55,959 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 167 transitions, 634 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-12-13 19:50:55,960 INFO L231 Difference]: Finished difference. Result has 127 places, 131 transitions, 389 flow [2022-12-13 19:50:55,961 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=320, PETRI_DIFFERENCE_MINUEND_PLACES=124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=389, PETRI_PLACES=127, PETRI_TRANSITIONS=131} [2022-12-13 19:50:55,961 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 6 predicate places. [2022-12-13 19:50:55,961 INFO L495 AbstractCegarLoop]: Abstraction has has 127 places, 131 transitions, 389 flow [2022-12-13 19:50:55,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 243.66666666666666) internal successors, (731), 3 states have internal predecessors, (731), 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) [2022-12-13 19:50:55,961 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:50:55,961 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:50:55,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 19:50:56,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:50:56,162 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2022-12-13 19:50:56,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:50:56,162 INFO L85 PathProgramCache]: Analyzing trace with hash 795457865, now seen corresponding path program 1 times [2022-12-13 19:50:56,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:50:56,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299649687] [2022-12-13 19:50:56,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:50:56,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:50:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:50:56,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:50:56,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:50:56,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299649687] [2022-12-13 19:50:56,202 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299649687] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:50:56,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [864946866] [2022-12-13 19:50:56,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:50:56,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:50:56,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:50:56,204 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:50:56,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 19:50:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:50:56,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 19:50:56,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:50:56,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:50:56,302 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 19:50:56,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:50:56,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [864946866] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 19:50:56,325 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 19:50:56,325 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2022-12-13 19:50:56,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628385746] [2022-12-13 19:50:56,325 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 19:50:56,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 19:50:56,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:50:56,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 19:50:56,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:50:56,343 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 245 out of 449 [2022-12-13 19:50:56,344 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 131 transitions, 389 flow. Second operand has 6 states, 6 states have (on average 247.66666666666666) internal successors, (1486), 6 states have internal predecessors, (1486), 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) [2022-12-13 19:50:56,345 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:50:56,345 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 245 of 449 [2022-12-13 19:50:56,345 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:50:56,610 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1449] L951-->L941: Formula: (and (= |v_t_funThread2of3ForFork0_~g~0#1.base_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|) (= |v_t_funThread2of3ForFork0_~g~0#1.offset_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|) (= (store |v_#pthreadsMutex_492| |v_~#fm~0.base_115| (store (select |v_#pthreadsMutex_492| |v_~#fm~0.base_115|) |v_~#fm~0.offset_115| 0)) |v_#pthreadsMutex_491|)) InVars {t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, #pthreadsMutex=|v_#pthreadsMutex_492|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, ~#fm~0.base=|v_~#fm~0.base_115|, ~#fm~0.offset=|v_~#fm~0.offset_115|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_491|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, t_funThread2of3ForFork0_good_#t~nondet37#1=|v_t_funThread2of3ForFork0_good_#t~nondet37#1_17|, ~#fm~0.base=|v_~#fm~0.base_115|, t_funThread2of3ForFork0_good_#t~nondet43#1=|v_t_funThread2of3ForFork0_good_#t~nondet43#1_29|, t_funThread2of3ForFork0_good_#t~nondet41#1=|v_t_funThread2of3ForFork0_good_#t~nondet41#1_15|, t_funThread2of3ForFork0_good_#t~nondet38#1=|v_t_funThread2of3ForFork0_good_#t~nondet38#1_15|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|, t_funThread2of3ForFork0_good_#t~post42#1=|v_t_funThread2of3ForFork0_good_#t~post42#1_17|, t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, t_funThread2of3ForFork0_good_#t~post39#1=|v_t_funThread2of3ForFork0_good_#t~post39#1_19|, t_funThread2of3ForFork0_good_#t~nondet40#1=|v_t_funThread2of3ForFork0_good_#t~nondet40#1_27|, ~#fm~0.offset=|v_~#fm~0.offset_115|} AuxVars[] AssignedVars[t_funThread2of3ForFork0_good_#t~nondet38#1, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base, #pthreadsMutex, t_funThread2of3ForFork0_good_#t~post42#1, t_funThread2of3ForFork0_good_#t~nondet37#1, t_funThread2of3ForFork0_good_#t~post39#1, t_funThread2of3ForFork0_good_#t~nondet43#1, t_funThread2of3ForFork0_good_#t~nondet40#1, t_funThread2of3ForFork0_good_#t~nondet41#1][54], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 145#L941true, 233#L950-1true, 160#L-1-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:56,610 INFO L383 tUnfolder$Statistics]: this new event has 26 ancestors and is cut-off event [2022-12-13 19:50:56,611 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-12-13 19:50:56,611 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-12-13 19:50:56,611 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-12-13 19:50:56,611 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [113#L950-1true, Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 160#L-1-1true, 67#L952-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:56,612 INFO L383 tUnfolder$Statistics]: this new event has 26 ancestors and is cut-off event [2022-12-13 19:50:56,612 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-12-13 19:50:56,612 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-12-13 19:50:56,612 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-12-13 19:50:56,642 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1449] L951-->L941: Formula: (and (= |v_t_funThread2of3ForFork0_~g~0#1.base_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|) (= |v_t_funThread2of3ForFork0_~g~0#1.offset_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|) (= (store |v_#pthreadsMutex_492| |v_~#fm~0.base_115| (store (select |v_#pthreadsMutex_492| |v_~#fm~0.base_115|) |v_~#fm~0.offset_115| 0)) |v_#pthreadsMutex_491|)) InVars {t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, #pthreadsMutex=|v_#pthreadsMutex_492|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, ~#fm~0.base=|v_~#fm~0.base_115|, ~#fm~0.offset=|v_~#fm~0.offset_115|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_491|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, t_funThread2of3ForFork0_good_#t~nondet37#1=|v_t_funThread2of3ForFork0_good_#t~nondet37#1_17|, ~#fm~0.base=|v_~#fm~0.base_115|, t_funThread2of3ForFork0_good_#t~nondet43#1=|v_t_funThread2of3ForFork0_good_#t~nondet43#1_29|, t_funThread2of3ForFork0_good_#t~nondet41#1=|v_t_funThread2of3ForFork0_good_#t~nondet41#1_15|, t_funThread2of3ForFork0_good_#t~nondet38#1=|v_t_funThread2of3ForFork0_good_#t~nondet38#1_15|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|, t_funThread2of3ForFork0_good_#t~post42#1=|v_t_funThread2of3ForFork0_good_#t~post42#1_17|, t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, t_funThread2of3ForFork0_good_#t~post39#1=|v_t_funThread2of3ForFork0_good_#t~post39#1_19|, t_funThread2of3ForFork0_good_#t~nondet40#1=|v_t_funThread2of3ForFork0_good_#t~nondet40#1_27|, ~#fm~0.offset=|v_~#fm~0.offset_115|} AuxVars[] AssignedVars[t_funThread2of3ForFork0_good_#t~nondet38#1, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base, #pthreadsMutex, t_funThread2of3ForFork0_good_#t~post42#1, t_funThread2of3ForFork0_good_#t~nondet37#1, t_funThread2of3ForFork0_good_#t~post39#1, t_funThread2of3ForFork0_good_#t~nondet43#1, t_funThread2of3ForFork0_good_#t~nondet40#1, t_funThread2of3ForFork0_good_#t~nondet41#1][54], [75#L942-29true, Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 233#L950-1true, 145#L941true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:56,642 INFO L383 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2022-12-13 19:50:56,642 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-12-13 19:50:56,642 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-12-13 19:50:56,642 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-12-13 19:50:56,643 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [75#L942-29true, 113#L950-1true, Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 67#L952-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:56,643 INFO L383 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2022-12-13 19:50:56,643 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-12-13 19:50:56,643 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-12-13 19:50:56,643 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-12-13 19:50:56,644 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 107#L950-2true, 160#L-1-1true, 67#L952-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:56,644 INFO L383 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2022-12-13 19:50:56,644 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-12-13 19:50:56,644 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-12-13 19:50:56,644 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-12-13 19:50:56,674 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [75#L942-29true, Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 107#L950-2true, 67#L952-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:56,674 INFO L383 tUnfolder$Statistics]: this new event has 28 ancestors and is cut-off event [2022-12-13 19:50:56,674 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-12-13 19:50:56,674 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-12-13 19:50:56,674 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-12-13 19:50:56,744 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1449] L951-->L941: Formula: (and (= |v_t_funThread2of3ForFork0_~g~0#1.base_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|) (= |v_t_funThread2of3ForFork0_~g~0#1.offset_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|) (= (store |v_#pthreadsMutex_492| |v_~#fm~0.base_115| (store (select |v_#pthreadsMutex_492| |v_~#fm~0.base_115|) |v_~#fm~0.offset_115| 0)) |v_#pthreadsMutex_491|)) InVars {t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, #pthreadsMutex=|v_#pthreadsMutex_492|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, ~#fm~0.base=|v_~#fm~0.base_115|, ~#fm~0.offset=|v_~#fm~0.offset_115|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_491|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, t_funThread2of3ForFork0_good_#t~nondet37#1=|v_t_funThread2of3ForFork0_good_#t~nondet37#1_17|, ~#fm~0.base=|v_~#fm~0.base_115|, t_funThread2of3ForFork0_good_#t~nondet43#1=|v_t_funThread2of3ForFork0_good_#t~nondet43#1_29|, t_funThread2of3ForFork0_good_#t~nondet41#1=|v_t_funThread2of3ForFork0_good_#t~nondet41#1_15|, t_funThread2of3ForFork0_good_#t~nondet38#1=|v_t_funThread2of3ForFork0_good_#t~nondet38#1_15|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|, t_funThread2of3ForFork0_good_#t~post42#1=|v_t_funThread2of3ForFork0_good_#t~post42#1_17|, t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, t_funThread2of3ForFork0_good_#t~post39#1=|v_t_funThread2of3ForFork0_good_#t~post39#1_19|, t_funThread2of3ForFork0_good_#t~nondet40#1=|v_t_funThread2of3ForFork0_good_#t~nondet40#1_27|, ~#fm~0.offset=|v_~#fm~0.offset_115|} AuxVars[] AssignedVars[t_funThread2of3ForFork0_good_#t~nondet38#1, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base, #pthreadsMutex, t_funThread2of3ForFork0_good_#t~post42#1, t_funThread2of3ForFork0_good_#t~nondet37#1, t_funThread2of3ForFork0_good_#t~post39#1, t_funThread2of3ForFork0_good_#t~nondet43#1, t_funThread2of3ForFork0_good_#t~nondet40#1, t_funThread2of3ForFork0_good_#t~nondet41#1][54], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 14#L942-3true, 145#L941true, 233#L950-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:56,745 INFO L383 tUnfolder$Statistics]: this new event has 30 ancestors and is cut-off event [2022-12-13 19:50:56,745 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-12-13 19:50:56,745 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-12-13 19:50:56,745 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-12-13 19:50:56,746 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [113#L950-1true, Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 14#L942-3true, 67#L952-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:56,746 INFO L383 tUnfolder$Statistics]: this new event has 30 ancestors and is cut-off event [2022-12-13 19:50:56,746 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-12-13 19:50:56,746 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-12-13 19:50:56,746 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-12-13 19:50:56,798 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 14#L942-3true, 67#L952-1true, 107#L950-2true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:56,798 INFO L383 tUnfolder$Statistics]: this new event has 31 ancestors and is cut-off event [2022-12-13 19:50:56,798 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2022-12-13 19:50:56,798 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2022-12-13 19:50:56,798 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2022-12-13 19:50:56,954 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1449] L951-->L941: Formula: (and (= |v_t_funThread2of3ForFork0_~g~0#1.base_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|) (= |v_t_funThread2of3ForFork0_~g~0#1.offset_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|) (= (store |v_#pthreadsMutex_492| |v_~#fm~0.base_115| (store (select |v_#pthreadsMutex_492| |v_~#fm~0.base_115|) |v_~#fm~0.offset_115| 0)) |v_#pthreadsMutex_491|)) InVars {t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, #pthreadsMutex=|v_#pthreadsMutex_492|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, ~#fm~0.base=|v_~#fm~0.base_115|, ~#fm~0.offset=|v_~#fm~0.offset_115|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_491|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, t_funThread2of3ForFork0_good_#t~nondet37#1=|v_t_funThread2of3ForFork0_good_#t~nondet37#1_17|, ~#fm~0.base=|v_~#fm~0.base_115|, t_funThread2of3ForFork0_good_#t~nondet43#1=|v_t_funThread2of3ForFork0_good_#t~nondet43#1_29|, t_funThread2of3ForFork0_good_#t~nondet41#1=|v_t_funThread2of3ForFork0_good_#t~nondet41#1_15|, t_funThread2of3ForFork0_good_#t~nondet38#1=|v_t_funThread2of3ForFork0_good_#t~nondet38#1_15|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|, t_funThread2of3ForFork0_good_#t~post42#1=|v_t_funThread2of3ForFork0_good_#t~post42#1_17|, t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, t_funThread2of3ForFork0_good_#t~post39#1=|v_t_funThread2of3ForFork0_good_#t~post39#1_19|, t_funThread2of3ForFork0_good_#t~nondet40#1=|v_t_funThread2of3ForFork0_good_#t~nondet40#1_27|, ~#fm~0.offset=|v_~#fm~0.offset_115|} AuxVars[] AssignedVars[t_funThread2of3ForFork0_good_#t~nondet38#1, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base, #pthreadsMutex, t_funThread2of3ForFork0_good_#t~post42#1, t_funThread2of3ForFork0_good_#t~nondet37#1, t_funThread2of3ForFork0_good_#t~post39#1, t_funThread2of3ForFork0_good_#t~nondet43#1, t_funThread2of3ForFork0_good_#t~nondet40#1, t_funThread2of3ForFork0_good_#t~nondet41#1][54], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 145#L941true, 233#L950-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 151#L942-8true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0), 275#true]) [2022-12-13 19:50:56,954 INFO L383 tUnfolder$Statistics]: this new event has 34 ancestors and is cut-off event [2022-12-13 19:50:56,954 INFO L386 tUnfolder$Statistics]: existing Event has 34 ancestors and is cut-off event [2022-12-13 19:50:56,954 INFO L386 tUnfolder$Statistics]: existing Event has 34 ancestors and is cut-off event [2022-12-13 19:50:56,954 INFO L386 tUnfolder$Statistics]: existing Event has 34 ancestors and is cut-off event [2022-12-13 19:50:56,989 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [113#L950-1true, Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 67#L952-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 151#L942-8true, 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:56,989 INFO L383 tUnfolder$Statistics]: this new event has 34 ancestors and is cut-off event [2022-12-13 19:50:56,989 INFO L386 tUnfolder$Statistics]: existing Event has 34 ancestors and is cut-off event [2022-12-13 19:50:56,989 INFO L386 tUnfolder$Statistics]: existing Event has 34 ancestors and is cut-off event [2022-12-13 19:50:56,989 INFO L386 tUnfolder$Statistics]: existing Event has 34 ancestors and is cut-off event [2022-12-13 19:50:57,032 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1449] L951-->L941: Formula: (and (= |v_t_funThread2of3ForFork0_~g~0#1.base_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|) (= |v_t_funThread2of3ForFork0_~g~0#1.offset_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|) (= (store |v_#pthreadsMutex_492| |v_~#fm~0.base_115| (store (select |v_#pthreadsMutex_492| |v_~#fm~0.base_115|) |v_~#fm~0.offset_115| 0)) |v_#pthreadsMutex_491|)) InVars {t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, #pthreadsMutex=|v_#pthreadsMutex_492|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, ~#fm~0.base=|v_~#fm~0.base_115|, ~#fm~0.offset=|v_~#fm~0.offset_115|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_491|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, t_funThread2of3ForFork0_good_#t~nondet37#1=|v_t_funThread2of3ForFork0_good_#t~nondet37#1_17|, ~#fm~0.base=|v_~#fm~0.base_115|, t_funThread2of3ForFork0_good_#t~nondet43#1=|v_t_funThread2of3ForFork0_good_#t~nondet43#1_29|, t_funThread2of3ForFork0_good_#t~nondet41#1=|v_t_funThread2of3ForFork0_good_#t~nondet41#1_15|, t_funThread2of3ForFork0_good_#t~nondet38#1=|v_t_funThread2of3ForFork0_good_#t~nondet38#1_15|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|, t_funThread2of3ForFork0_good_#t~post42#1=|v_t_funThread2of3ForFork0_good_#t~post42#1_17|, t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, t_funThread2of3ForFork0_good_#t~post39#1=|v_t_funThread2of3ForFork0_good_#t~post39#1_19|, t_funThread2of3ForFork0_good_#t~nondet40#1=|v_t_funThread2of3ForFork0_good_#t~nondet40#1_27|, ~#fm~0.offset=|v_~#fm~0.offset_115|} AuxVars[] AssignedVars[t_funThread2of3ForFork0_good_#t~nondet38#1, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base, #pthreadsMutex, t_funThread2of3ForFork0_good_#t~post42#1, t_funThread2of3ForFork0_good_#t~nondet37#1, t_funThread2of3ForFork0_good_#t~post39#1, t_funThread2of3ForFork0_good_#t~nondet43#1, t_funThread2of3ForFork0_good_#t~nondet40#1, t_funThread2of3ForFork0_good_#t~nondet41#1][54], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 233#L950-1true, 145#L941true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 148#L942-11true, 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:57,032 INFO L383 tUnfolder$Statistics]: this new event has 35 ancestors and is cut-off event [2022-12-13 19:50:57,032 INFO L386 tUnfolder$Statistics]: existing Event has 35 ancestors and is cut-off event [2022-12-13 19:50:57,032 INFO L386 tUnfolder$Statistics]: existing Event has 35 ancestors and is cut-off event [2022-12-13 19:50:57,032 INFO L386 tUnfolder$Statistics]: existing Event has 35 ancestors and is cut-off event [2022-12-13 19:50:57,037 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 107#L950-2true, 67#L952-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 151#L942-8true, 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:57,037 INFO L383 tUnfolder$Statistics]: this new event has 35 ancestors and is cut-off event [2022-12-13 19:50:57,037 INFO L386 tUnfolder$Statistics]: existing Event has 35 ancestors and is cut-off event [2022-12-13 19:50:57,037 INFO L386 tUnfolder$Statistics]: existing Event has 35 ancestors and is cut-off event [2022-12-13 19:50:57,037 INFO L386 tUnfolder$Statistics]: existing Event has 35 ancestors and is cut-off event [2022-12-13 19:50:57,038 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [113#L950-1true, Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 67#L952-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 148#L942-11true, 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:57,038 INFO L383 tUnfolder$Statistics]: this new event has 35 ancestors and is cut-off event [2022-12-13 19:50:57,038 INFO L386 tUnfolder$Statistics]: existing Event has 35 ancestors and is cut-off event [2022-12-13 19:50:57,038 INFO L386 tUnfolder$Statistics]: existing Event has 35 ancestors and is cut-off event [2022-12-13 19:50:57,038 INFO L386 tUnfolder$Statistics]: existing Event has 35 ancestors and is cut-off event [2022-12-13 19:50:57,086 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1449] L951-->L941: Formula: (and (= |v_t_funThread2of3ForFork0_~g~0#1.base_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|) (= |v_t_funThread2of3ForFork0_~g~0#1.offset_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|) (= (store |v_#pthreadsMutex_492| |v_~#fm~0.base_115| (store (select |v_#pthreadsMutex_492| |v_~#fm~0.base_115|) |v_~#fm~0.offset_115| 0)) |v_#pthreadsMutex_491|)) InVars {t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, #pthreadsMutex=|v_#pthreadsMutex_492|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, ~#fm~0.base=|v_~#fm~0.base_115|, ~#fm~0.offset=|v_~#fm~0.offset_115|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_491|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, t_funThread2of3ForFork0_good_#t~nondet37#1=|v_t_funThread2of3ForFork0_good_#t~nondet37#1_17|, ~#fm~0.base=|v_~#fm~0.base_115|, t_funThread2of3ForFork0_good_#t~nondet43#1=|v_t_funThread2of3ForFork0_good_#t~nondet43#1_29|, t_funThread2of3ForFork0_good_#t~nondet41#1=|v_t_funThread2of3ForFork0_good_#t~nondet41#1_15|, t_funThread2of3ForFork0_good_#t~nondet38#1=|v_t_funThread2of3ForFork0_good_#t~nondet38#1_15|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|, t_funThread2of3ForFork0_good_#t~post42#1=|v_t_funThread2of3ForFork0_good_#t~post42#1_17|, t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, t_funThread2of3ForFork0_good_#t~post39#1=|v_t_funThread2of3ForFork0_good_#t~post39#1_19|, t_funThread2of3ForFork0_good_#t~nondet40#1=|v_t_funThread2of3ForFork0_good_#t~nondet40#1_27|, ~#fm~0.offset=|v_~#fm~0.offset_115|} AuxVars[] AssignedVars[t_funThread2of3ForFork0_good_#t~nondet38#1, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base, #pthreadsMutex, t_funThread2of3ForFork0_good_#t~post42#1, t_funThread2of3ForFork0_good_#t~nondet37#1, t_funThread2of3ForFork0_good_#t~post39#1, t_funThread2of3ForFork0_good_#t~nondet43#1, t_funThread2of3ForFork0_good_#t~nondet40#1, t_funThread2of3ForFork0_good_#t~nondet41#1][54], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 233#L950-1true, 145#L941true, 35#L956-7true, 207#L942-27true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:57,086 INFO L383 tUnfolder$Statistics]: this new event has 36 ancestors and is cut-off event [2022-12-13 19:50:57,087 INFO L386 tUnfolder$Statistics]: existing Event has 36 ancestors and is cut-off event [2022-12-13 19:50:57,087 INFO L386 tUnfolder$Statistics]: existing Event has 36 ancestors and is cut-off event [2022-12-13 19:50:57,087 INFO L386 tUnfolder$Statistics]: existing Event has 36 ancestors and is cut-off event [2022-12-13 19:50:57,091 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 67#L952-1true, 35#L956-7true, 107#L950-2true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 148#L942-11true, 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:57,091 INFO L383 tUnfolder$Statistics]: this new event has 36 ancestors and is cut-off event [2022-12-13 19:50:57,091 INFO L386 tUnfolder$Statistics]: existing Event has 36 ancestors and is cut-off event [2022-12-13 19:50:57,091 INFO L386 tUnfolder$Statistics]: existing Event has 36 ancestors and is cut-off event [2022-12-13 19:50:57,091 INFO L386 tUnfolder$Statistics]: existing Event has 36 ancestors and is cut-off event [2022-12-13 19:50:57,092 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [113#L950-1true, Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 67#L952-1true, 35#L956-7true, 207#L942-27true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:57,092 INFO L383 tUnfolder$Statistics]: this new event has 36 ancestors and is cut-off event [2022-12-13 19:50:57,092 INFO L386 tUnfolder$Statistics]: existing Event has 36 ancestors and is cut-off event [2022-12-13 19:50:57,093 INFO L386 tUnfolder$Statistics]: existing Event has 36 ancestors and is cut-off event [2022-12-13 19:50:57,093 INFO L386 tUnfolder$Statistics]: existing Event has 36 ancestors and is cut-off event [2022-12-13 19:50:57,150 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 107#L950-2true, 35#L956-7true, 67#L952-1true, 207#L942-27true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:57,151 INFO L383 tUnfolder$Statistics]: this new event has 37 ancestors and is cut-off event [2022-12-13 19:50:57,151 INFO L386 tUnfolder$Statistics]: existing Event has 37 ancestors and is cut-off event [2022-12-13 19:50:57,151 INFO L386 tUnfolder$Statistics]: existing Event has 37 ancestors and is cut-off event [2022-12-13 19:50:57,151 INFO L386 tUnfolder$Statistics]: existing Event has 37 ancestors and is cut-off event [2022-12-13 19:50:57,169 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1449] L951-->L941: Formula: (and (= |v_t_funThread2of3ForFork0_~g~0#1.base_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|) (= |v_t_funThread2of3ForFork0_~g~0#1.offset_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|) (= (store |v_#pthreadsMutex_492| |v_~#fm~0.base_115| (store (select |v_#pthreadsMutex_492| |v_~#fm~0.base_115|) |v_~#fm~0.offset_115| 0)) |v_#pthreadsMutex_491|)) InVars {t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, #pthreadsMutex=|v_#pthreadsMutex_492|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, ~#fm~0.base=|v_~#fm~0.base_115|, ~#fm~0.offset=|v_~#fm~0.offset_115|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_491|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, t_funThread2of3ForFork0_good_#t~nondet37#1=|v_t_funThread2of3ForFork0_good_#t~nondet37#1_17|, ~#fm~0.base=|v_~#fm~0.base_115|, t_funThread2of3ForFork0_good_#t~nondet43#1=|v_t_funThread2of3ForFork0_good_#t~nondet43#1_29|, t_funThread2of3ForFork0_good_#t~nondet41#1=|v_t_funThread2of3ForFork0_good_#t~nondet41#1_15|, t_funThread2of3ForFork0_good_#t~nondet38#1=|v_t_funThread2of3ForFork0_good_#t~nondet38#1_15|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|, t_funThread2of3ForFork0_good_#t~post42#1=|v_t_funThread2of3ForFork0_good_#t~post42#1_17|, t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, t_funThread2of3ForFork0_good_#t~post39#1=|v_t_funThread2of3ForFork0_good_#t~post39#1_19|, t_funThread2of3ForFork0_good_#t~nondet40#1=|v_t_funThread2of3ForFork0_good_#t~nondet40#1_27|, ~#fm~0.offset=|v_~#fm~0.offset_115|} AuxVars[] AssignedVars[t_funThread2of3ForFork0_good_#t~nondet38#1, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base, #pthreadsMutex, t_funThread2of3ForFork0_good_#t~post42#1, t_funThread2of3ForFork0_good_#t~nondet37#1, t_funThread2of3ForFork0_good_#t~post39#1, t_funThread2of3ForFork0_good_#t~nondet43#1, t_funThread2of3ForFork0_good_#t~nondet40#1, t_funThread2of3ForFork0_good_#t~nondet41#1][54], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 72#L942-17true, Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 145#L941true, 233#L950-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0), 275#true]) [2022-12-13 19:50:57,170 INFO L383 tUnfolder$Statistics]: this new event has 38 ancestors and is cut-off event [2022-12-13 19:50:57,170 INFO L386 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 19:50:57,170 INFO L386 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 19:50:57,170 INFO L386 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 19:50:57,170 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [72#L942-17true, 113#L950-1true, Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 67#L952-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0), 275#true]) [2022-12-13 19:50:57,170 INFO L383 tUnfolder$Statistics]: this new event has 38 ancestors and is cut-off event [2022-12-13 19:50:57,170 INFO L386 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 19:50:57,171 INFO L386 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 19:50:57,171 INFO L386 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 19:50:57,226 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 72#L942-17true, t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 107#L950-2true, 67#L952-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0), 275#true]) [2022-12-13 19:50:57,226 INFO L383 tUnfolder$Statistics]: this new event has 39 ancestors and is cut-off event [2022-12-13 19:50:57,226 INFO L386 tUnfolder$Statistics]: existing Event has 39 ancestors and is cut-off event [2022-12-13 19:50:57,226 INFO L386 tUnfolder$Statistics]: existing Event has 39 ancestors and is cut-off event [2022-12-13 19:50:57,226 INFO L386 tUnfolder$Statistics]: existing Event has 39 ancestors and is cut-off event [2022-12-13 19:50:57,342 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1449] L951-->L941: Formula: (and (= |v_t_funThread2of3ForFork0_~g~0#1.base_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|) (= |v_t_funThread2of3ForFork0_~g~0#1.offset_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|) (= (store |v_#pthreadsMutex_492| |v_~#fm~0.base_115| (store (select |v_#pthreadsMutex_492| |v_~#fm~0.base_115|) |v_~#fm~0.offset_115| 0)) |v_#pthreadsMutex_491|)) InVars {t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, #pthreadsMutex=|v_#pthreadsMutex_492|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, ~#fm~0.base=|v_~#fm~0.base_115|, ~#fm~0.offset=|v_~#fm~0.offset_115|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_491|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, t_funThread2of3ForFork0_good_#t~nondet37#1=|v_t_funThread2of3ForFork0_good_#t~nondet37#1_17|, ~#fm~0.base=|v_~#fm~0.base_115|, t_funThread2of3ForFork0_good_#t~nondet43#1=|v_t_funThread2of3ForFork0_good_#t~nondet43#1_29|, t_funThread2of3ForFork0_good_#t~nondet41#1=|v_t_funThread2of3ForFork0_good_#t~nondet41#1_15|, t_funThread2of3ForFork0_good_#t~nondet38#1=|v_t_funThread2of3ForFork0_good_#t~nondet38#1_15|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|, t_funThread2of3ForFork0_good_#t~post42#1=|v_t_funThread2of3ForFork0_good_#t~post42#1_17|, t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, t_funThread2of3ForFork0_good_#t~post39#1=|v_t_funThread2of3ForFork0_good_#t~post39#1_19|, t_funThread2of3ForFork0_good_#t~nondet40#1=|v_t_funThread2of3ForFork0_good_#t~nondet40#1_27|, ~#fm~0.offset=|v_~#fm~0.offset_115|} AuxVars[] AssignedVars[t_funThread2of3ForFork0_good_#t~nondet38#1, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base, #pthreadsMutex, t_funThread2of3ForFork0_good_#t~post42#1, t_funThread2of3ForFork0_good_#t~nondet37#1, t_funThread2of3ForFork0_good_#t~post39#1, t_funThread2of3ForFork0_good_#t~nondet43#1, t_funThread2of3ForFork0_good_#t~nondet40#1, t_funThread2of3ForFork0_good_#t~nondet41#1][54], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 145#L941true, 233#L950-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 53#L942-21true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0), 275#true]) [2022-12-13 19:50:57,342 INFO L383 tUnfolder$Statistics]: this new event has 41 ancestors and is cut-off event [2022-12-13 19:50:57,342 INFO L386 tUnfolder$Statistics]: existing Event has 41 ancestors and is cut-off event [2022-12-13 19:50:57,342 INFO L386 tUnfolder$Statistics]: existing Event has 41 ancestors and is cut-off event [2022-12-13 19:50:57,342 INFO L386 tUnfolder$Statistics]: existing Event has 41 ancestors and is cut-off event [2022-12-13 19:50:57,342 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [113#L950-1true, Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 35#L956-7true, 67#L952-1true, 53#L942-21true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0), 275#true]) [2022-12-13 19:50:57,342 INFO L383 tUnfolder$Statistics]: this new event has 41 ancestors and is cut-off event [2022-12-13 19:50:57,342 INFO L386 tUnfolder$Statistics]: existing Event has 41 ancestors and is cut-off event [2022-12-13 19:50:57,343 INFO L386 tUnfolder$Statistics]: existing Event has 41 ancestors and is cut-off event [2022-12-13 19:50:57,343 INFO L386 tUnfolder$Statistics]: existing Event has 41 ancestors and is cut-off event [2022-12-13 19:50:57,404 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 107#L950-2true, 67#L952-1true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 53#L942-21true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0), 275#true]) [2022-12-13 19:50:57,404 INFO L383 tUnfolder$Statistics]: this new event has 42 ancestors and is cut-off event [2022-12-13 19:50:57,404 INFO L386 tUnfolder$Statistics]: existing Event has 42 ancestors and is cut-off event [2022-12-13 19:50:57,404 INFO L386 tUnfolder$Statistics]: existing Event has 42 ancestors and is cut-off event [2022-12-13 19:50:57,404 INFO L386 tUnfolder$Statistics]: existing Event has 42 ancestors and is cut-off event [2022-12-13 19:50:57,465 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1449] L951-->L941: Formula: (and (= |v_t_funThread2of3ForFork0_~g~0#1.base_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|) (= |v_t_funThread2of3ForFork0_~g~0#1.offset_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|) (= (store |v_#pthreadsMutex_492| |v_~#fm~0.base_115| (store (select |v_#pthreadsMutex_492| |v_~#fm~0.base_115|) |v_~#fm~0.offset_115| 0)) |v_#pthreadsMutex_491|)) InVars {t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, #pthreadsMutex=|v_#pthreadsMutex_492|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, ~#fm~0.base=|v_~#fm~0.base_115|, ~#fm~0.offset=|v_~#fm~0.offset_115|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_491|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, t_funThread2of3ForFork0_good_#t~nondet37#1=|v_t_funThread2of3ForFork0_good_#t~nondet37#1_17|, ~#fm~0.base=|v_~#fm~0.base_115|, t_funThread2of3ForFork0_good_#t~nondet43#1=|v_t_funThread2of3ForFork0_good_#t~nondet43#1_29|, t_funThread2of3ForFork0_good_#t~nondet41#1=|v_t_funThread2of3ForFork0_good_#t~nondet41#1_15|, t_funThread2of3ForFork0_good_#t~nondet38#1=|v_t_funThread2of3ForFork0_good_#t~nondet38#1_15|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|, t_funThread2of3ForFork0_good_#t~post42#1=|v_t_funThread2of3ForFork0_good_#t~post42#1_17|, t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, t_funThread2of3ForFork0_good_#t~post39#1=|v_t_funThread2of3ForFork0_good_#t~post39#1_19|, t_funThread2of3ForFork0_good_#t~nondet40#1=|v_t_funThread2of3ForFork0_good_#t~nondet40#1_27|, ~#fm~0.offset=|v_~#fm~0.offset_115|} AuxVars[] AssignedVars[t_funThread2of3ForFork0_good_#t~nondet38#1, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base, #pthreadsMutex, t_funThread2of3ForFork0_good_#t~post42#1, t_funThread2of3ForFork0_good_#t~nondet37#1, t_funThread2of3ForFork0_good_#t~post39#1, t_funThread2of3ForFork0_good_#t~nondet43#1, t_funThread2of3ForFork0_good_#t~nondet40#1, t_funThread2of3ForFork0_good_#t~nondet41#1][54], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 145#L941true, 233#L950-1true, 35#L956-7true, 249#L942-25true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0), 275#true]) [2022-12-13 19:50:57,465 INFO L383 tUnfolder$Statistics]: this new event has 43 ancestors and is cut-off event [2022-12-13 19:50:57,466 INFO L386 tUnfolder$Statistics]: existing Event has 43 ancestors and is cut-off event [2022-12-13 19:50:57,466 INFO L386 tUnfolder$Statistics]: existing Event has 43 ancestors and is cut-off event [2022-12-13 19:50:57,466 INFO L386 tUnfolder$Statistics]: existing Event has 43 ancestors and is cut-off event [2022-12-13 19:50:57,466 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [113#L950-1true, Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 35#L956-7true, 67#L952-1true, 249#L942-25true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0), 275#true]) [2022-12-13 19:50:57,466 INFO L383 tUnfolder$Statistics]: this new event has 43 ancestors and is cut-off event [2022-12-13 19:50:57,466 INFO L386 tUnfolder$Statistics]: existing Event has 43 ancestors and is cut-off event [2022-12-13 19:50:57,467 INFO L386 tUnfolder$Statistics]: existing Event has 43 ancestors and is cut-off event [2022-12-13 19:50:57,467 INFO L386 tUnfolder$Statistics]: existing Event has 43 ancestors and is cut-off event [2022-12-13 19:50:57,530 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 107#L950-2true, 35#L956-7true, 67#L952-1true, 249#L942-25true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0), 275#true]) [2022-12-13 19:50:57,530 INFO L383 tUnfolder$Statistics]: this new event has 44 ancestors and is cut-off event [2022-12-13 19:50:57,530 INFO L386 tUnfolder$Statistics]: existing Event has 44 ancestors and is cut-off event [2022-12-13 19:50:57,530 INFO L386 tUnfolder$Statistics]: existing Event has 44 ancestors and is cut-off event [2022-12-13 19:50:57,530 INFO L386 tUnfolder$Statistics]: existing Event has 44 ancestors and is cut-off event [2022-12-13 19:50:57,566 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1449] L951-->L941: Formula: (and (= |v_t_funThread2of3ForFork0_~g~0#1.base_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|) (= |v_t_funThread2of3ForFork0_~g~0#1.offset_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|) (= (store |v_#pthreadsMutex_492| |v_~#fm~0.base_115| (store (select |v_#pthreadsMutex_492| |v_~#fm~0.base_115|) |v_~#fm~0.offset_115| 0)) |v_#pthreadsMutex_491|)) InVars {t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, #pthreadsMutex=|v_#pthreadsMutex_492|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, ~#fm~0.base=|v_~#fm~0.base_115|, ~#fm~0.offset=|v_~#fm~0.offset_115|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_491|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, t_funThread2of3ForFork0_good_#t~nondet37#1=|v_t_funThread2of3ForFork0_good_#t~nondet37#1_17|, ~#fm~0.base=|v_~#fm~0.base_115|, t_funThread2of3ForFork0_good_#t~nondet43#1=|v_t_funThread2of3ForFork0_good_#t~nondet43#1_29|, t_funThread2of3ForFork0_good_#t~nondet41#1=|v_t_funThread2of3ForFork0_good_#t~nondet41#1_15|, t_funThread2of3ForFork0_good_#t~nondet38#1=|v_t_funThread2of3ForFork0_good_#t~nondet38#1_15|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|, t_funThread2of3ForFork0_good_#t~post42#1=|v_t_funThread2of3ForFork0_good_#t~post42#1_17|, t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, t_funThread2of3ForFork0_good_#t~post39#1=|v_t_funThread2of3ForFork0_good_#t~post39#1_19|, t_funThread2of3ForFork0_good_#t~nondet40#1=|v_t_funThread2of3ForFork0_good_#t~nondet40#1_27|, ~#fm~0.offset=|v_~#fm~0.offset_115|} AuxVars[] AssignedVars[t_funThread2of3ForFork0_good_#t~nondet38#1, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base, #pthreadsMutex, t_funThread2of3ForFork0_good_#t~post42#1, t_funThread2of3ForFork0_good_#t~nondet37#1, t_funThread2of3ForFork0_good_#t~post39#1, t_funThread2of3ForFork0_good_#t~nondet43#1, t_funThread2of3ForFork0_good_#t~nondet40#1, t_funThread2of3ForFork0_good_#t~nondet41#1][54], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 233#L950-1true, 145#L941true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0), 94#L942-28true]) [2022-12-13 19:50:57,566 INFO L383 tUnfolder$Statistics]: this new event has 44 ancestors and is cut-off event [2022-12-13 19:50:57,566 INFO L386 tUnfolder$Statistics]: existing Event has 44 ancestors and is cut-off event [2022-12-13 19:50:57,566 INFO L386 tUnfolder$Statistics]: existing Event has 44 ancestors and is cut-off event [2022-12-13 19:50:57,566 INFO L386 tUnfolder$Statistics]: existing Event has 44 ancestors and is cut-off event [2022-12-13 19:50:57,576 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [113#L950-1true, Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 35#L956-7true, 67#L952-1true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0), 94#L942-28true]) [2022-12-13 19:50:57,576 INFO L383 tUnfolder$Statistics]: this new event has 44 ancestors and is cut-off event [2022-12-13 19:50:57,576 INFO L386 tUnfolder$Statistics]: existing Event has 44 ancestors and is cut-off event [2022-12-13 19:50:57,576 INFO L386 tUnfolder$Statistics]: existing Event has 44 ancestors and is cut-off event [2022-12-13 19:50:57,576 INFO L386 tUnfolder$Statistics]: existing Event has 44 ancestors and is cut-off event [2022-12-13 19:50:57,633 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1449] L951-->L941: Formula: (and (= |v_t_funThread2of3ForFork0_~g~0#1.base_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|) (= |v_t_funThread2of3ForFork0_~g~0#1.offset_15| |v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|) (= (store |v_#pthreadsMutex_492| |v_~#fm~0.base_115| (store (select |v_#pthreadsMutex_492| |v_~#fm~0.base_115|) |v_~#fm~0.offset_115| 0)) |v_#pthreadsMutex_491|)) InVars {t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, #pthreadsMutex=|v_#pthreadsMutex_492|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, ~#fm~0.base=|v_~#fm~0.base_115|, ~#fm~0.offset=|v_~#fm~0.offset_115|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_491|, t_funThread2of3ForFork0_~g~0#1.offset=|v_t_funThread2of3ForFork0_~g~0#1.offset_15|, t_funThread2of3ForFork0_good_#t~nondet37#1=|v_t_funThread2of3ForFork0_good_#t~nondet37#1_17|, ~#fm~0.base=|v_~#fm~0.base_115|, t_funThread2of3ForFork0_good_#t~nondet43#1=|v_t_funThread2of3ForFork0_good_#t~nondet43#1_29|, t_funThread2of3ForFork0_good_#t~nondet41#1=|v_t_funThread2of3ForFork0_good_#t~nondet41#1_15|, t_funThread2of3ForFork0_good_#t~nondet38#1=|v_t_funThread2of3ForFork0_good_#t~nondet38#1_15|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset_7|, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base=|v_t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base_7|, t_funThread2of3ForFork0_good_#t~post42#1=|v_t_funThread2of3ForFork0_good_#t~post42#1_17|, t_funThread2of3ForFork0_~g~0#1.base=|v_t_funThread2of3ForFork0_~g~0#1.base_15|, t_funThread2of3ForFork0_good_#t~post39#1=|v_t_funThread2of3ForFork0_good_#t~post39#1_19|, t_funThread2of3ForFork0_good_#t~nondet40#1=|v_t_funThread2of3ForFork0_good_#t~nondet40#1_27|, ~#fm~0.offset=|v_~#fm~0.offset_115|} AuxVars[] AssignedVars[t_funThread2of3ForFork0_good_#t~nondet38#1, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset, t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base, #pthreadsMutex, t_funThread2of3ForFork0_good_#t~post42#1, t_funThread2of3ForFork0_good_#t~nondet37#1, t_funThread2of3ForFork0_good_#t~post39#1, t_funThread2of3ForFork0_good_#t~nondet43#1, t_funThread2of3ForFork0_good_#t~nondet40#1, t_funThread2of3ForFork0_good_#t~nondet41#1][54], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 32#t_funEXITtrue, t_funThread3of3ForFork0InUse, 233#L950-1true, 145#L941true, 35#L956-7true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:57,633 INFO L383 tUnfolder$Statistics]: this new event has 45 ancestors and is cut-off event [2022-12-13 19:50:57,633 INFO L386 tUnfolder$Statistics]: existing Event has 45 ancestors and is cut-off event [2022-12-13 19:50:57,633 INFO L386 tUnfolder$Statistics]: existing Event has 45 ancestors and is cut-off event [2022-12-13 19:50:57,633 INFO L386 tUnfolder$Statistics]: existing Event has 45 ancestors and is cut-off event [2022-12-13 19:50:57,642 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), t_funThread1of3ForFork0InUse, Black: 269#true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 107#L950-2true, 35#L956-7true, 67#L952-1true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0), 94#L942-28true]) [2022-12-13 19:50:57,642 INFO L383 tUnfolder$Statistics]: this new event has 45 ancestors and is cut-off event [2022-12-13 19:50:57,642 INFO L386 tUnfolder$Statistics]: existing Event has 45 ancestors and is cut-off event [2022-12-13 19:50:57,642 INFO L386 tUnfolder$Statistics]: existing Event has 45 ancestors and is cut-off event [2022-12-13 19:50:57,642 INFO L386 tUnfolder$Statistics]: existing Event has 45 ancestors and is cut-off event [2022-12-13 19:50:57,644 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [113#L950-1true, Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 32#t_funEXITtrue, t_funThread3of3ForFork0InUse, 35#L956-7true, 67#L952-1true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:57,644 INFO L383 tUnfolder$Statistics]: this new event has 45 ancestors and is cut-off event [2022-12-13 19:50:57,644 INFO L386 tUnfolder$Statistics]: existing Event has 45 ancestors and is cut-off event [2022-12-13 19:50:57,644 INFO L386 tUnfolder$Statistics]: existing Event has 45 ancestors and is cut-off event [2022-12-13 19:50:57,644 INFO L386 tUnfolder$Statistics]: existing Event has 45 ancestors and is cut-off event [2022-12-13 19:50:57,707 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1404] L951-->L952-1: Formula: (= (store |v_#pthreadsMutex_420| |v_~#fm~0.base_99| (store (select |v_#pthreadsMutex_420| |v_~#fm~0.base_99|) |v_~#fm~0.offset_99| 0)) |v_#pthreadsMutex_419|) InVars {#pthreadsMutex=|v_#pthreadsMutex_420|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_419|, ~#fm~0.base=|v_~#fm~0.base_99|, ~#fm~0.offset=|v_~#fm~0.offset_99|} AuxVars[] AssignedVars[#pthreadsMutex][65], [Black: 303#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), Black: 269#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 32#t_funEXITtrue, t_funThread3of3ForFork0InUse, 35#L956-7true, 107#L950-2true, 67#L952-1true, 352#(< |ULTIMATE.start_main_~i~0#1| 10000), 275#true, Black: 266#(<= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-12-13 19:50:57,707 INFO L383 tUnfolder$Statistics]: this new event has 46 ancestors and is cut-off event [2022-12-13 19:50:57,707 INFO L386 tUnfolder$Statistics]: existing Event has 46 ancestors and is cut-off event [2022-12-13 19:50:57,707 INFO L386 tUnfolder$Statistics]: existing Event has 46 ancestors and is cut-off event [2022-12-13 19:50:57,707 INFO L386 tUnfolder$Statistics]: existing Event has 46 ancestors and is cut-off event [2022-12-13 19:50:59,164 INFO L130 PetriNetUnfolder]: 23462/41726 cut-off events. [2022-12-13 19:50:59,164 INFO L131 PetriNetUnfolder]: For 16852/16945 co-relation queries the response was YES. [2022-12-13 19:50:59,239 INFO L83 FinitePrefix]: Finished finitePrefix Result has 91401 conditions, 41726 events. 23462/41726 cut-off events. For 16852/16945 co-relation queries the response was YES. Maximal size of possible extension queue 893. Compared 369135 event pairs, 2700 based on Foata normal form. 3533/43649 useless extension candidates. Maximal degree in co-relation 91392. Up to 23649 conditions per place. [2022-12-13 19:50:59,363 INFO L137 encePairwiseOnDemand]: 446/449 looper letters, 122 selfloop transitions, 4 changer transitions 0/177 dead transitions. [2022-12-13 19:50:59,364 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 177 transitions, 685 flow [2022-12-13 19:50:59,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:50:59,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-13 19:50:59,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1596 transitions. [2022-12-13 19:50:59,367 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5924276169265034 [2022-12-13 19:50:59,367 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1596 transitions. [2022-12-13 19:50:59,367 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1596 transitions. [2022-12-13 19:50:59,367 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:50:59,368 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1596 transitions. [2022-12-13 19:50:59,370 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 266.0) internal successors, (1596), 6 states have internal predecessors, (1596), 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) [2022-12-13 19:50:59,372 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 449.0) internal successors, (3143), 7 states have internal predecessors, (3143), 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) [2022-12-13 19:50:59,373 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 449.0) internal successors, (3143), 7 states have internal predecessors, (3143), 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) [2022-12-13 19:50:59,373 INFO L175 Difference]: Start difference. First operand has 127 places, 131 transitions, 389 flow. Second operand 6 states and 1596 transitions. [2022-12-13 19:50:59,373 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 177 transitions, 685 flow [2022-12-13 19:50:59,387 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 177 transitions, 657 flow, removed 14 selfloop flow, removed 1 redundant places. [2022-12-13 19:50:59,388 INFO L231 Difference]: Finished difference. Result has 109 places, 97 transitions, 243 flow [2022-12-13 19:50:59,388 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=231, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=243, PETRI_PLACES=109, PETRI_TRANSITIONS=97} [2022-12-13 19:50:59,389 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, -12 predicate places. [2022-12-13 19:50:59,389 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 97 transitions, 243 flow [2022-12-13 19:50:59,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 247.66666666666666) internal successors, (1486), 6 states have internal predecessors, (1486), 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) [2022-12-13 19:50:59,389 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:50:59,390 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:50:59,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 19:50:59,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28b6ce4-441f-4b2f-ba67-1e36e9662fa8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-13 19:50:59,590 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2022-12-13 19:50:59,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:50:59,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1462372450, now seen corresponding path program 1 times [2022-12-13 19:50:59,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:50:59,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518287786] [2022-12-13 19:50:59,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:50:59,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:50:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:50:59,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:50:59,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:50:59,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518287786] [2022-12-13 19:50:59,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518287786] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:50:59,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:50:59,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:50:59,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292112281] [2022-12-13 19:50:59,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:50:59,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:50:59,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:50:59,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:50:59,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:50:59,668 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 449 [2022-12-13 19:50:59,669 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 97 transitions, 243 flow. Second operand has 3 states, 3 states have (on average 226.0) internal successors, (678), 3 states have internal predecessors, (678), 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) [2022-12-13 19:50:59,669 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:50:59,669 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 449 [2022-12-13 19:50:59,669 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:51:07,413 INFO L130 PetriNetUnfolder]: 79291/127975 cut-off events. [2022-12-13 19:51:07,413 INFO L131 PetriNetUnfolder]: For 37394/37394 co-relation queries the response was YES. [2022-12-13 19:51:07,675 INFO L83 FinitePrefix]: Finished finitePrefix Result has 268074 conditions, 127975 events. 79291/127975 cut-off events. For 37394/37394 co-relation queries the response was YES. Maximal size of possible extension queue 2464. Compared 1115640 event pairs, 38158 based on Foata normal form. 0/122689 useless extension candidates. Maximal degree in co-relation 268065. Up to 63630 conditions per place. [2022-12-13 19:51:08,196 INFO L137 encePairwiseOnDemand]: 425/449 looper letters, 99 selfloop transitions, 18 changer transitions 0/151 dead transitions. [2022-12-13 19:51:08,196 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 151 transitions, 609 flow [2022-12-13 19:51:08,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:51:08,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 19:51:08,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 787 transitions. [2022-12-13 19:51:08,198 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5842613214550854 [2022-12-13 19:51:08,199 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 787 transitions. [2022-12-13 19:51:08,199 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 787 transitions. [2022-12-13 19:51:08,199 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:51:08,199 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 787 transitions. [2022-12-13 19:51:08,200 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 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) [2022-12-13 19:51:08,202 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 449.0) internal successors, (1796), 4 states have internal predecessors, (1796), 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) [2022-12-13 19:51:08,202 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 449.0) internal successors, (1796), 4 states have internal predecessors, (1796), 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) [2022-12-13 19:51:08,202 INFO L175 Difference]: Start difference. First operand has 109 places, 97 transitions, 243 flow. Second operand 3 states and 787 transitions. [2022-12-13 19:51:08,202 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 151 transitions, 609 flow [2022-12-13 19:51:08,207 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 151 transitions, 594 flow, removed 4 selfloop flow, removed 3 redundant places. [2022-12-13 19:51:08,209 INFO L231 Difference]: Finished difference. Result has 110 places, 115 transitions, 390 flow [2022-12-13 19:51:08,209 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=234, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=390, PETRI_PLACES=110, PETRI_TRANSITIONS=115} [2022-12-13 19:51:08,209 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, -11 predicate places. [2022-12-13 19:51:08,209 INFO L495 AbstractCegarLoop]: Abstraction has has 110 places, 115 transitions, 390 flow [2022-12-13 19:51:08,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 226.0) internal successors, (678), 3 states have internal predecessors, (678), 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) [2022-12-13 19:51:08,210 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:51:08,210 INFO L209 CegarLoopForPetriNet]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1] [2022-12-13 19:51:08,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 19:51:08,210 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2022-12-13 19:51:08,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:51:08,210 INFO L85 PathProgramCache]: Analyzing trace with hash -1776334232, now seen corresponding path program 1 times [2022-12-13 19:51:08,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:51:08,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570341474] [2022-12-13 19:51:08,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:51:08,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:51:08,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:51:08,222 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:51:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:51:08,233 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:51:08,233 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 19:51:08,234 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 24 remaining) [2022-12-13 19:51:08,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (22 of 24 remaining) [2022-12-13 19:51:08,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (21 of 24 remaining) [2022-12-13 19:51:08,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (20 of 24 remaining) [2022-12-13 19:51:08,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (19 of 24 remaining) [2022-12-13 19:51:08,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (18 of 24 remaining) [2022-12-13 19:51:08,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (17 of 24 remaining) [2022-12-13 19:51:08,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (16 of 24 remaining) [2022-12-13 19:51:08,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (15 of 24 remaining) [2022-12-13 19:51:08,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (14 of 24 remaining) [2022-12-13 19:51:08,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (13 of 24 remaining) [2022-12-13 19:51:08,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (12 of 24 remaining) [2022-12-13 19:51:08,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (11 of 24 remaining) [2022-12-13 19:51:08,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (10 of 24 remaining) [2022-12-13 19:51:08,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (9 of 24 remaining) [2022-12-13 19:51:08,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (8 of 24 remaining) [2022-12-13 19:51:08,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (7 of 24 remaining) [2022-12-13 19:51:08,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (6 of 24 remaining) [2022-12-13 19:51:08,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (5 of 24 remaining) [2022-12-13 19:51:08,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (4 of 24 remaining) [2022-12-13 19:51:08,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (3 of 24 remaining) [2022-12-13 19:51:08,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 24 remaining) [2022-12-13 19:51:08,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (1 of 24 remaining) [2022-12-13 19:51:08,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (0 of 24 remaining) [2022-12-13 19:51:08,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 19:51:08,237 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-12-13 19:51:08,237 WARN L233 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2022-12-13 19:51:08,237 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2022-12-13 19:51:08,262 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-12-13 19:51:08,265 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 316 places, 340 transitions, 724 flow [2022-12-13 19:51:08,385 INFO L130 PetriNetUnfolder]: 81/827 cut-off events. [2022-12-13 19:51:08,385 INFO L131 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2022-12-13 19:51:08,393 INFO L83 FinitePrefix]: Finished finitePrefix Result has 882 conditions, 827 events. 81/827 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 3823 event pairs, 6 based on Foata normal form. 0/700 useless extension candidates. Maximal degree in co-relation 566. Up to 32 conditions per place. [2022-12-13 19:51:08,393 INFO L82 GeneralOperation]: Start removeDead. Operand has 316 places, 340 transitions, 724 flow [2022-12-13 19:51:08,398 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 316 places, 340 transitions, 724 flow [2022-12-13 19:51:08,398 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 19:51:08,398 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 316 places, 340 transitions, 724 flow [2022-12-13 19:51:08,398 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 316 places, 340 transitions, 724 flow [2022-12-13 19:51:08,398 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 316 places, 340 transitions, 724 flow [2022-12-13 19:51:08,500 INFO L130 PetriNetUnfolder]: 81/827 cut-off events. [2022-12-13 19:51:08,500 INFO L131 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2022-12-13 19:51:08,507 INFO L83 FinitePrefix]: Finished finitePrefix Result has 882 conditions, 827 events. 81/827 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 3823 event pairs, 6 based on Foata normal form. 0/700 useless extension candidates. Maximal degree in co-relation 566. Up to 32 conditions per place. [2022-12-13 19:51:08,537 INFO L119 LiptonReduction]: Number of co-enabled transitions 71688 [2022-12-13 19:51:11,048 INFO L134 LiptonReduction]: Checked pairs total: 315323 [2022-12-13 19:51:11,048 INFO L136 LiptonReduction]: Total number of compositions: 197 [2022-12-13 19:51:11,049 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:51:11,049 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=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@cc51bac, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:51:11,049 INFO L358 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2022-12-13 19:51:11,050 INFO L130 PetriNetUnfolder]: 0/8 cut-off events. [2022-12-13 19:51:11,050 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 19:51:11,050 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:51:11,050 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2022-12-13 19:51:11,050 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2022-12-13 19:51:11,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:51:11,051 INFO L85 PathProgramCache]: Analyzing trace with hash 2004334308, now seen corresponding path program 1 times [2022-12-13 19:51:11,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:51:11,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171979360] [2022-12-13 19:51:11,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:51:11,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:51:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:51:11,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:51:11,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:51:11,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171979360] [2022-12-13 19:51:11,068 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171979360] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:51:11,068 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:51:11,068 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:51:11,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939533622] [2022-12-13 19:51:11,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:51:11,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:51:11,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:51:11,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:51:11,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:51:11,078 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 298 out of 537 [2022-12-13 19:51:11,079 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 175 transitions, 394 flow. Second operand has 3 states, 3 states have (on average 299.3333333333333) internal successors, (898), 3 states have internal predecessors, (898), 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) [2022-12-13 19:51:11,079 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:51:11,079 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 298 of 537 [2022-12-13 19:51:11,080 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand