./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-lit/fk2012.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4e7fbc69 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_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/fk2012.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 25a65bfeb78eff83ae0d8a23f733f9dc95190d8c8aa20c7c495d09a2bd7eb6f0 --- 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-4e7fbc6 [2022-11-23 14:14:23,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:14:23,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:14:23,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:14:23,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:14:23,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:14:23,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:14:23,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:14:23,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:14:23,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:14:23,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:14:23,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:14:23,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:14:23,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:14:23,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:14:23,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:14:23,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:14:23,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:14:23,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:14:23,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:14:23,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:14:23,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:14:23,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:14:23,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:14:23,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:14:23,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:14:23,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:14:23,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:14:23,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:14:23,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:14:23,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:14:23,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:14:23,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:14:23,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:14:23,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:14:23,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:14:23,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:14:23,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:14:23,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:14:23,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:14:23,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:14:23,395 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-23 14:14:23,419 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:14:23,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:14:23,420 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:14:23,421 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:14:23,421 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:14:23,422 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:14:23,422 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:14:23,422 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:14:23,423 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:14:23,423 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:14:23,423 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:14:23,424 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:14:23,424 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:14:23,424 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:14:23,424 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:14:23,425 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:14:23,425 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:14:23,425 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:14:23,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:14:23,427 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:14:23,427 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:14:23,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:14:23,427 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:14:23,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:14:23,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:14:23,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:14:23,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:14:23,429 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-23 14:14:23,429 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:14:23,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:14:23,430 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:14:23,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:14:23,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:14:23,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:14:23,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:14:23,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:14:23,432 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:14:23,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:14:23,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:14:23,433 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:14:23,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:14:23,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:14:23,433 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:14:23,434 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25a65bfeb78eff83ae0d8a23f733f9dc95190d8c8aa20c7c495d09a2bd7eb6f0 [2022-11-23 14:14:23,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:14:23,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:14:23,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:14:23,685 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:14:23,686 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:14:23,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/pthread-lit/fk2012.i [2022-11-23 14:14:27,025 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:14:27,322 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:14:27,323 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/sv-benchmarks/c/pthread-lit/fk2012.i [2022-11-23 14:14:27,348 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW/data/b8c91550b/710f07a135774764a8568332d6832297/FLAGf4126048f [2022-11-23 14:14:27,366 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW/data/b8c91550b/710f07a135774764a8568332d6832297 [2022-11-23 14:14:27,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:14:27,370 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:14:27,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:14:27,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:14:27,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:14:27,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:14:27" (1/1) ... [2022-11-23 14:14:27,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c64dba9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:27, skipping insertion in model container [2022-11-23 14:14:27,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:14:27" (1/1) ... [2022-11-23 14:14:27,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:14:27,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:14:27,611 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_39fd59f0-957d-4927-926a-80fd75a0e3f4/sv-benchmarks/c/pthread-lit/fk2012.i[800,813] [2022-11-23 14:14:27,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:14:27,964 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:14:27,977 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_39fd59f0-957d-4927-926a-80fd75a0e3f4/sv-benchmarks/c/pthread-lit/fk2012.i[800,813] [2022-11-23 14:14:28,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:14:28,123 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:14:28,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:28 WrapperNode [2022-11-23 14:14:28,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:14:28,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:14:28,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:14:28,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:14:28,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:28" (1/1) ... [2022-11-23 14:14:28,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:28" (1/1) ... [2022-11-23 14:14:28,190 INFO L138 Inliner]: procedures = 277, calls = 35, calls flagged for inlining = 16, calls inlined = 21, statements flattened = 254 [2022-11-23 14:14:28,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:14:28,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:14:28,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:14:28,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:14:28,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:28" (1/1) ... [2022-11-23 14:14:28,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:28" (1/1) ... [2022-11-23 14:14:28,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:28" (1/1) ... [2022-11-23 14:14:28,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:28" (1/1) ... [2022-11-23 14:14:28,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:28" (1/1) ... [2022-11-23 14:14:28,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:28" (1/1) ... [2022-11-23 14:14:28,231 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:28" (1/1) ... [2022-11-23 14:14:28,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:28" (1/1) ... [2022-11-23 14:14:28,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:14:28,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:14:28,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:14:28,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:14:28,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:28" (1/1) ... [2022-11-23 14:14:28,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:14:28,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:14:28,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:14:28,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39fd59f0-957d-4927-926a-80fd75a0e3f4/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:14:28,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-23 14:14:28,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:14:28,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:14:28,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-23 14:14:28,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:14:28,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:14:28,347 INFO L130 BoogieDeclarations]: Found specification of procedure producer [2022-11-23 14:14:28,347 INFO L138 BoogieDeclarations]: Found implementation of procedure producer [2022-11-23 14:14:28,347 INFO L130 BoogieDeclarations]: Found specification of procedure consumer [2022-11-23 14:14:28,348 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer [2022-11-23 14:14:28,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:14:28,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:14:28,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:14:28,350 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 14:14:28,582 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:14:28,584 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:14:29,067 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:14:29,209 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:14:29,210 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-23 14:14:29,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:14:29 BoogieIcfgContainer [2022-11-23 14:14:29,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:14:29,215 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:14:29,215 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:14:29,218 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:14:29,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:14:27" (1/3) ... [2022-11-23 14:14:29,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d3061b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:14:29, skipping insertion in model container [2022-11-23 14:14:29,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:28" (2/3) ... [2022-11-23 14:14:29,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d3061b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:14:29, skipping insertion in model container [2022-11-23 14:14:29,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:14:29" (3/3) ... [2022-11-23 14:14:29,222 INFO L112 eAbstractionObserver]: Analyzing ICFG fk2012.i [2022-11-23 14:14:29,231 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-23 14:14:29,243 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:14:29,243 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2022-11-23 14:14:29,243 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-23 14:14:29,304 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-23 14:14:29,348 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-23 14:14:29,368 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 198 places, 201 transitions, 412 flow [2022-11-23 14:14:29,371 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 198 places, 201 transitions, 412 flow [2022-11-23 14:14:29,373 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 198 places, 201 transitions, 412 flow [2022-11-23 14:14:29,527 INFO L130 PetriNetUnfolder]: 19/407 cut-off events. [2022-11-23 14:14:29,528 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-23 14:14:29,539 INFO L83 FinitePrefix]: Finished finitePrefix Result has 422 conditions, 407 events. 19/407 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1723 event pairs, 1 based on Foata normal form. 0/320 useless extension candidates. Maximal degree in co-relation 187. Up to 8 conditions per place. [2022-11-23 14:14:29,555 INFO L119 LiptonReduction]: Number of co-enabled transitions 16396 [2022-11-23 14:14:33,822 INFO L134 LiptonReduction]: Checked pairs total: 76524 [2022-11-23 14:14:33,822 INFO L136 LiptonReduction]: Total number of compositions: 233 [2022-11-23 14:14:33,831 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 86 places, 86 transitions, 182 flow [2022-11-23 14:14:34,186 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9712 states, 8986 states have (on average 3.1675940351658136) internal successors, (28464), 9711 states have internal predecessors, (28464), 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) [2022-11-23 14:14:34,215 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:14:34,223 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7cf0e27b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:14:34,223 INFO L358 AbstractCegarLoop]: Starting to check reachability of 63 error locations. [2022-11-23 14:14:34,261 INFO L276 IsEmpty]: Start isEmpty. Operand has 9712 states, 8986 states have (on average 3.1675940351658136) internal successors, (28464), 9711 states have internal predecessors, (28464), 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) [2022-11-23 14:14:34,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2022-11-23 14:14:34,269 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:14:34,270 INFO L195 NwaCegarLoop]: trace histogram [1] [2022-11-23 14:14:34,270 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [producerErr0ASSERT_VIOLATIONDATA_RACE, producerErr1ASSERT_VIOLATIONDATA_RACE, producerErr2ASSERT_VIOLATIONDATA_RACE, producerErr3ASSERT_VIOLATIONDATA_RACE (and 59 more)] === [2022-11-23 14:14:34,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:14:34,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1138, now seen corresponding path program 1 times [2022-11-23 14:14:34,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:14:34,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447572067] [2022-11-23 14:14:34,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:14:34,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:14:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:14:34,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:14:34,476 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:14:34,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447572067] [2022-11-23 14:14:34,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447572067] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:14:34,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:14:34,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-11-23 14:14:34,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132457911] [2022-11-23 14:14:34,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:14:34,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 14:14:34,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:14:34,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 14:14:34,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 14:14:34,535 INFO L87 Difference]: Start difference. First operand has 9712 states, 8986 states have (on average 3.1675940351658136) internal successors, (28464), 9711 states have internal predecessors, (28464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) [2022-11-23 14:14:34,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:14:34,701 INFO L93 Difference]: Finished difference Result 4821 states and 13697 transitions. [2022-11-23 14:14:34,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 14:14:34,704 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1 [2022-11-23 14:14:34,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:14:34,762 INFO L225 Difference]: With dead ends: 4821 [2022-11-23 14:14:34,762 INFO L226 Difference]: Without dead ends: 4821 [2022-11-23 14:14:34,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 14:14:34,767 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 14:14:34,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 32 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 14:14:34,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4821 states. [2022-11-23 14:14:35,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4821 to 4821. [2022-11-23 14:14:35,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4821 states, 4728 states have (on average 2.896996615905245) internal successors, (13697), 4820 states have internal predecessors, (13697), 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) [2022-11-23 14:14:35,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4821 states to 4821 states and 13697 transitions. [2022-11-23 14:14:35,089 INFO L78 Accepts]: Start accepts. Automaton has 4821 states and 13697 transitions. Word has length 1 [2022-11-23 14:14:35,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:14:35,090 INFO L495 AbstractCegarLoop]: Abstraction has 4821 states and 13697 transitions. [2022-11-23 14:14:35,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) [2022-11-23 14:14:35,096 INFO L276 IsEmpty]: Start isEmpty. Operand 4821 states and 13697 transitions. [2022-11-23 14:14:35,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-23 14:14:35,097 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:14:35,097 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2022-11-23 14:14:35,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 14:14:35,098 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [producerErr0ASSERT_VIOLATIONDATA_RACE, producerErr1ASSERT_VIOLATIONDATA_RACE, producerErr2ASSERT_VIOLATIONDATA_RACE, producerErr3ASSERT_VIOLATIONDATA_RACE (and 59 more)] === [2022-11-23 14:14:35,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:14:35,098 INFO L85 PathProgramCache]: Analyzing trace with hash -701072162, now seen corresponding path program 1 times [2022-11-23 14:14:35,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:14:35,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239842398] [2022-11-23 14:14:35,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:14:35,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:14:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 14:14:35,163 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 14:14:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 14:14:35,216 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-23 14:14:35,217 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-23 14:14:35,219 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (62 of 63 remaining) [2022-11-23 14:14:35,220 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr0ASSERT_VIOLATIONDATA_RACE (61 of 63 remaining) [2022-11-23 14:14:35,222 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr1ASSERT_VIOLATIONDATA_RACE (60 of 63 remaining) [2022-11-23 14:14:35,222 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr2ASSERT_VIOLATIONDATA_RACE (59 of 63 remaining) [2022-11-23 14:14:35,223 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr3ASSERT_VIOLATIONDATA_RACE (58 of 63 remaining) [2022-11-23 14:14:35,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr4ASSERT_VIOLATIONDATA_RACE (57 of 63 remaining) [2022-11-23 14:14:35,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr5ASSERT_VIOLATIONDATA_RACE (56 of 63 remaining) [2022-11-23 14:14:35,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr11ASSERT_VIOLATIONDATA_RACE (55 of 63 remaining) [2022-11-23 14:14:35,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr12ASSERT_VIOLATIONDATA_RACE (54 of 63 remaining) [2022-11-23 14:14:35,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr6ASSERT_VIOLATIONDATA_RACE (53 of 63 remaining) [2022-11-23 14:14:35,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr13ASSERT_VIOLATIONDATA_RACE (52 of 63 remaining) [2022-11-23 14:14:35,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr7ASSERT_VIOLATIONDATA_RACE (51 of 63 remaining) [2022-11-23 14:14:35,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr8ASSERT_VIOLATIONDATA_RACE (50 of 63 remaining) [2022-11-23 14:14:35,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr16ASSERT_VIOLATIONDATA_RACE (49 of 63 remaining) [2022-11-23 14:14:35,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr14ASSERT_VIOLATIONDATA_RACE (48 of 63 remaining) [2022-11-23 14:14:35,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr9ASSERT_VIOLATIONDATA_RACE (47 of 63 remaining) [2022-11-23 14:14:35,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr10ASSERT_VIOLATIONDATA_RACE (46 of 63 remaining) [2022-11-23 14:14:35,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr17ASSERT_VIOLATIONDATA_RACE (45 of 63 remaining) [2022-11-23 14:14:35,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr18ASSERT_VIOLATIONDATA_RACE (44 of 63 remaining) [2022-11-23 14:14:35,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr15ASSERT_VIOLATIONDATA_RACE (43 of 63 remaining) [2022-11-23 14:14:35,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (42 of 63 remaining) [2022-11-23 14:14:35,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (41 of 63 remaining) [2022-11-23 14:14:35,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (40 of 63 remaining) [2022-11-23 14:14:35,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (39 of 63 remaining) [2022-11-23 14:14:35,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr5ASSERT_VIOLATIONDATA_RACE (38 of 63 remaining) [2022-11-23 14:14:35,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr0ASSERT_VIOLATIONDATA_RACE (37 of 63 remaining) [2022-11-23 14:14:35,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr1ASSERT_VIOLATIONDATA_RACE (36 of 63 remaining) [2022-11-23 14:14:35,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr2ASSERT_VIOLATIONDATA_RACE (35 of 63 remaining) [2022-11-23 14:14:35,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr6ASSERT_VIOLATIONDATA_RACE (34 of 63 remaining) [2022-11-23 14:14:35,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr3ASSERT_VIOLATIONDATA_RACE (33 of 63 remaining) [2022-11-23 14:14:35,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr4ASSERT_VIOLATIONDATA_RACE (32 of 63 remaining) [2022-11-23 14:14:35,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr7ASSERT_VIOLATIONDATA_RACE (31 of 63 remaining) [2022-11-23 14:14:35,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr8ASSERT_VIOLATIONDATA_RACE (30 of 63 remaining) [2022-11-23 14:14:35,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr9ASSERT_VIOLATIONDATA_RACE (29 of 63 remaining) [2022-11-23 14:14:35,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr0ASSERT_VIOLATIONDATA_RACE (28 of 63 remaining) [2022-11-23 14:14:35,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr1ASSERT_VIOLATIONDATA_RACE (27 of 63 remaining) [2022-11-23 14:14:35,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr2ASSERT_VIOLATIONDATA_RACE (26 of 63 remaining) [2022-11-23 14:14:35,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr3ASSERT_VIOLATIONDATA_RACE (25 of 63 remaining) [2022-11-23 14:14:35,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr4ASSERT_VIOLATIONDATA_RACE (24 of 63 remaining) [2022-11-23 14:14:35,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr5ASSERT_VIOLATIONDATA_RACE (23 of 63 remaining) [2022-11-23 14:14:35,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr11ASSERT_VIOLATIONDATA_RACE (22 of 63 remaining) [2022-11-23 14:14:35,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr12ASSERT_VIOLATIONDATA_RACE (21 of 63 remaining) [2022-11-23 14:14:35,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr6ASSERT_VIOLATIONDATA_RACE (20 of 63 remaining) [2022-11-23 14:14:35,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr13ASSERT_VIOLATIONDATA_RACE (19 of 63 remaining) [2022-11-23 14:14:35,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr7ASSERT_VIOLATIONDATA_RACE (18 of 63 remaining) [2022-11-23 14:14:35,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr8ASSERT_VIOLATIONDATA_RACE (17 of 63 remaining) [2022-11-23 14:14:35,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr16ASSERT_VIOLATIONDATA_RACE (16 of 63 remaining) [2022-11-23 14:14:35,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr14ASSERT_VIOLATIONDATA_RACE (15 of 63 remaining) [2022-11-23 14:14:35,249 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr9ASSERT_VIOLATIONDATA_RACE (14 of 63 remaining) [2022-11-23 14:14:35,249 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr10ASSERT_VIOLATIONDATA_RACE (13 of 63 remaining) [2022-11-23 14:14:35,249 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr17ASSERT_VIOLATIONDATA_RACE (12 of 63 remaining) [2022-11-23 14:14:35,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr18ASSERT_VIOLATIONDATA_RACE (11 of 63 remaining) [2022-11-23 14:14:35,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location producerErr15ASSERT_VIOLATIONDATA_RACE (10 of 63 remaining) [2022-11-23 14:14:35,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr5ASSERT_VIOLATIONDATA_RACE (9 of 63 remaining) [2022-11-23 14:14:35,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr0ASSERT_VIOLATIONDATA_RACE (8 of 63 remaining) [2022-11-23 14:14:35,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr1ASSERT_VIOLATIONDATA_RACE (7 of 63 remaining) [2022-11-23 14:14:35,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr2ASSERT_VIOLATIONDATA_RACE (6 of 63 remaining) [2022-11-23 14:14:35,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr6ASSERT_VIOLATIONDATA_RACE (5 of 63 remaining) [2022-11-23 14:14:35,252 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr3ASSERT_VIOLATIONDATA_RACE (4 of 63 remaining) [2022-11-23 14:14:35,252 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr4ASSERT_VIOLATIONDATA_RACE (3 of 63 remaining) [2022-11-23 14:14:35,253 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr7ASSERT_VIOLATIONDATA_RACE (2 of 63 remaining) [2022-11-23 14:14:35,253 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr8ASSERT_VIOLATIONDATA_RACE (1 of 63 remaining) [2022-11-23 14:14:35,253 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location consumerErr9ASSERT_VIOLATIONDATA_RACE (0 of 63 remaining) [2022-11-23 14:14:35,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 14:14:35,258 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-23 14:14:35,260 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-11-23 14:14:35,260 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-11-23 14:14:35,342 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-23 14:14:35,346 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-23 14:14:35,346 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 335 places, 341 transitions, 706 flow [2022-11-23 14:14:35,351 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 335 places, 341 transitions, 706 flow [2022-11-23 14:14:35,351 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 335 places, 341 transitions, 706 flow [2022-11-23 14:14:35,784 INFO L130 PetriNetUnfolder]: 55/1085 cut-off events. [2022-11-23 14:14:35,784 INFO L131 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2022-11-23 14:14:35,806 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1132 conditions, 1085 events. 55/1085 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 7245 event pairs, 4 based on Foata normal form. 0/839 useless extension candidates. Maximal degree in co-relation 698. Up to 18 conditions per place. [2022-11-23 14:14:35,889 INFO L119 LiptonReduction]: Number of co-enabled transitions 71708 [2022-11-23 14:14:44,562 INFO L134 LiptonReduction]: Checked pairs total: 483241 [2022-11-23 14:14:44,562 INFO L136 LiptonReduction]: Total number of compositions: 410 [2022-11-23 14:14:44,563 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 168 places, 167 transitions, 358 flow