./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R --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 ecda181bd3fe1882667151a04232fb9d04292dd6ca3491d98fdc8de5d539856a --- 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-38b53e6 [2022-11-25 17:07:33,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:07:33,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:07:33,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:07:33,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:07:33,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:07:33,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:07:33,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:07:33,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:07:33,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:07:33,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:07:33,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:07:33,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:07:33,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:07:33,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:07:33,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:07:33,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:07:33,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:07:33,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:07:33,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:07:33,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:07:33,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:07:33,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:07:33,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:07:33,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:07:33,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:07:33,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:07:33,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:07:33,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:07:33,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:07:33,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:07:33,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:07:33,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:07:33,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:07:33,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:07:33,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:07:33,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:07:33,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:07:33,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:07:33,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:07:33,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:07:33,289 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-25 17:07:33,333 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:07:33,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:07:33,334 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:07:33,334 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:07:33,335 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:07:33,335 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:07:33,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:07:33,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:07:33,337 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:07:33,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:07:33,338 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:07:33,339 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:07:33,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:07:33,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:07:33,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:07:33,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:07:33,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:07:33,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:07:33,340 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-25 17:07:33,340 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:07:33,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:07:33,341 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:07:33,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:07:33,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:07:33,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:07:33,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:07:33,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:07:33,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:07:33,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:07:33,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:07:33,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:07:33,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:07:33,343 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:07:33,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:07:33,343 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:07:33,344 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:07:33,344 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_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecda181bd3fe1882667151a04232fb9d04292dd6ca3491d98fdc8de5d539856a [2022-11-25 17:07:33,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:07:33,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:07:33,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:07:33,690 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:07:33,691 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:07:33,692 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2022-11-25 17:07:36,853 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:07:37,112 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:07:37,113 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2022-11-25 17:07:37,121 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/data/272b60192/715ade1329794e0f9ae82610a8765d0d/FLAG1ad3532ef [2022-11-25 17:07:37,139 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/data/272b60192/715ade1329794e0f9ae82610a8765d0d [2022-11-25 17:07:37,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:07:37,143 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:07:37,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:07:37,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:07:37,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:07:37,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:07:37" (1/1) ... [2022-11-25 17:07:37,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@136337de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37, skipping insertion in model container [2022-11-25 17:07:37,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:07:37" (1/1) ... [2022-11-25 17:07:37,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:07:37,189 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:07:37,389 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:07:37,395 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:07:37,397 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:07:37,398 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:07:37,402 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:07:37,404 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:07:37,404 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:07:37,407 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:07:37,410 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:07:37,411 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:07:37,422 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_ea19fb51-39b7-47f1-8caf-858887a887b5/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c[2924,2937] [2022-11-25 17:07:37,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:07:37,438 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:07:37,454 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:07:37,460 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:07:37,462 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:07:37,463 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:07:37,465 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:07:37,466 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:07:37,467 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:07:37,469 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:07:37,471 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:07:37,476 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:07:37,487 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_ea19fb51-39b7-47f1-8caf-858887a887b5/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c[2924,2937] [2022-11-25 17:07:37,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:07:37,510 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:07:37,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37 WrapperNode [2022-11-25 17:07:37,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:07:37,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:07:37,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:07:37,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:07:37,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37" (1/1) ... [2022-11-25 17:07:37,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37" (1/1) ... [2022-11-25 17:07:37,622 INFO L138 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 11, calls inlined = 13, statements flattened = 419 [2022-11-25 17:07:37,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:07:37,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:07:37,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:07:37,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:07:37,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37" (1/1) ... [2022-11-25 17:07:37,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37" (1/1) ... [2022-11-25 17:07:37,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37" (1/1) ... [2022-11-25 17:07:37,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37" (1/1) ... [2022-11-25 17:07:37,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37" (1/1) ... [2022-11-25 17:07:37,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37" (1/1) ... [2022-11-25 17:07:37,715 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37" (1/1) ... [2022-11-25 17:07:37,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37" (1/1) ... [2022-11-25 17:07:37,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:07:37,738 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:07:37,738 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:07:37,738 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:07:37,739 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37" (1/1) ... [2022-11-25 17:07:37,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:07:37,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:07:37,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:07:37,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:07:37,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:07:37,835 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-25 17:07:37,835 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-25 17:07:37,835 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-25 17:07:37,836 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-25 17:07:37,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 17:07:37,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:07:37,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 17:07:37,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-25 17:07:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-25 17:07:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 17:07:37,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:07:37,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:07:37,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 17:07:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:07:37,842 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-25 17:07:38,028 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:07:38,030 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:07:38,869 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:07:39,270 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:07:39,270 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-25 17:07:39,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:07:39 BoogieIcfgContainer [2022-11-25 17:07:39,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:07:39,279 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 17:07:39,279 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 17:07:39,283 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 17:07:39,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:07:37" (1/3) ... [2022-11-25 17:07:39,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@335f8a4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:07:39, skipping insertion in model container [2022-11-25 17:07:39,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:37" (2/3) ... [2022-11-25 17:07:39,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@335f8a4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:07:39, skipping insertion in model container [2022-11-25 17:07:39,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:07:39" (3/3) ... [2022-11-25 17:07:39,290 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-dec-subseq.wvr.c [2022-11-25 17:07:39,301 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-25 17:07:39,315 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 17:07:39,316 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 69 error locations. [2022-11-25 17:07:39,316 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-25 17:07:39,501 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-25 17:07:39,564 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 376 places, 385 transitions, 786 flow [2022-11-25 17:07:39,788 INFO L130 PetriNetUnfolder]: 16/383 cut-off events. [2022-11-25 17:07:39,788 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-25 17:07:39,800 INFO L83 FinitePrefix]: Finished finitePrefix Result has 392 conditions, 383 events. 16/383 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 615 event pairs, 0 based on Foata normal form. 0/298 useless extension candidates. Maximal degree in co-relation 288. Up to 2 conditions per place. [2022-11-25 17:07:39,800 INFO L82 GeneralOperation]: Start removeDead. Operand has 376 places, 385 transitions, 786 flow [2022-11-25 17:07:39,811 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 357 places, 365 transitions, 742 flow [2022-11-25 17:07:39,817 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-25 17:07:39,846 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 357 places, 365 transitions, 742 flow [2022-11-25 17:07:39,849 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 357 places, 365 transitions, 742 flow [2022-11-25 17:07:39,850 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 357 places, 365 transitions, 742 flow [2022-11-25 17:07:39,929 INFO L130 PetriNetUnfolder]: 15/365 cut-off events. [2022-11-25 17:07:39,929 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-25 17:07:39,937 INFO L83 FinitePrefix]: Finished finitePrefix Result has 374 conditions, 365 events. 15/365 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 592 event pairs, 0 based on Foata normal form. 0/282 useless extension candidates. Maximal degree in co-relation 288. Up to 2 conditions per place. [2022-11-25 17:07:39,946 INFO L119 LiptonReduction]: Number of co-enabled transitions 11388 [2022-11-25 17:08:09,021 INFO L134 LiptonReduction]: Checked pairs total: 48833 [2022-11-25 17:08:09,021 INFO L136 LiptonReduction]: Total number of compositions: 544 [2022-11-25 17:08:09,040 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 17:08:09,048 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;@58e6c2be, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 17:08:09,049 INFO L358 AbstractCegarLoop]: Starting to check reachability of 119 error locations. [2022-11-25 17:08:09,051 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2022-11-25 17:08:09,051 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-25 17:08:09,051 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 17:08:09,052 INFO L209 CegarLoopForPetriNet]: trace histogram [1] [2022-11-25 17:08:09,053 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2022-11-25 17:08:09,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:08:09,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1880, now seen corresponding path program 1 times [2022-11-25 17:08:09,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:08:09,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583395710] [2022-11-25 17:08:09,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:08:09,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:08:09,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:08:09,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:08:09,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:08:09,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583395710] [2022-11-25 17:08:09,202 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583395710] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:08:09,203 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:08:09,203 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-11-25 17:08:09,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533600076] [2022-11-25 17:08:09,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:08:09,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-25 17:08:09,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:08:09,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-25 17:08:09,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 17:08:09,252 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 929 [2022-11-25 17:08:09,260 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 104 transitions, 220 flow. Second operand has 2 states, 2 states have (on average 333.5) internal successors, (667), 2 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) [2022-11-25 17:08:09,260 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 17:08:09,260 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 929 [2022-11-25 17:08:09,262 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 17:08:09,493 INFO L130 PetriNetUnfolder]: 201/437 cut-off events. [2022-11-25 17:08:09,493 INFO L131 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2022-11-25 17:08:09,495 INFO L83 FinitePrefix]: Finished finitePrefix Result has 789 conditions, 437 events. 201/437 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 2195 event pairs, 145 based on Foata normal form. 1/350 useless extension candidates. Maximal degree in co-relation 732. Up to 326 conditions per place. [2022-11-25 17:08:09,498 INFO L137 encePairwiseOnDemand]: 863/929 looper letters, 23 selfloop transitions, 0 changer transitions 3/38 dead transitions. [2022-11-25 17:08:09,498 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 38 transitions, 140 flow [2022-11-25 17:08:09,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-25 17:08:09,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-11-25 17:08:09,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 758 transitions. [2022-11-25 17:08:09,529 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.40796555435952636 [2022-11-25 17:08:09,530 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 758 transitions. [2022-11-25 17:08:09,532 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 758 transitions. [2022-11-25 17:08:09,537 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 17:08:09,540 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 758 transitions. [2022-11-25 17:08:09,547 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 379.0) internal successors, (758), 2 states have internal predecessors, (758), 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) [2022-11-25 17:08:09,561 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 929.0) internal successors, (2787), 3 states have internal predecessors, (2787), 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) [2022-11-25 17:08:09,564 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 929.0) internal successors, (2787), 3 states have internal predecessors, (2787), 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) [2022-11-25 17:08:09,566 INFO L175 Difference]: Start difference. First operand has 106 places, 104 transitions, 220 flow. Second operand 2 states and 758 transitions. [2022-11-25 17:08:09,573 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 38 transitions, 140 flow [2022-11-25 17:08:09,578 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 38 transitions, 132 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-25 17:08:09,581 INFO L231 Difference]: Finished difference. Result has 37 places, 35 transitions, 72 flow [2022-11-25 17:08:09,583 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=929, PETRI_DIFFERENCE_MINUEND_FLOW=80, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=72, PETRI_PLACES=37, PETRI_TRANSITIONS=35} [2022-11-25 17:08:09,588 INFO L288 CegarLoopForPetriNet]: 106 programPoint places, -69 predicate places. [2022-11-25 17:08:09,588 INFO L495 AbstractCegarLoop]: Abstraction has has 37 places, 35 transitions, 72 flow [2022-11-25 17:08:09,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 333.5) internal successors, (667), 2 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) [2022-11-25 17:08:09,589 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 17:08:09,590 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:08:09,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 17:08:09,590 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2022-11-25 17:08:09,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:08:09,592 INFO L85 PathProgramCache]: Analyzing trace with hash 2053448063, now seen corresponding path program 1 times [2022-11-25 17:08:09,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:08:09,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473709392] [2022-11-25 17:08:09,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:08:09,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:08:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:08:10,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:08:10,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:08:10,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473709392] [2022-11-25 17:08:10,135 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473709392] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:08:10,135 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:08:10,136 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 17:08:10,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017606486] [2022-11-25 17:08:10,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:08:10,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:08:10,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:08:10,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:08:10,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:08:10,426 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 929 [2022-11-25 17:08:10,428 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 35 transitions, 72 flow. Second operand has 5 states, 5 states have (on average 321.2) internal successors, (1606), 5 states have internal predecessors, (1606), 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) [2022-11-25 17:08:10,429 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 17:08:10,429 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 929 [2022-11-25 17:08:10,429 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 17:08:10,780 INFO L130 PetriNetUnfolder]: 383/827 cut-off events. [2022-11-25 17:08:10,780 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-25 17:08:10,782 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1458 conditions, 827 events. 383/827 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 4618 event pairs, 120 based on Foata normal form. 0/689 useless extension candidates. Maximal degree in co-relation 1455. Up to 317 conditions per place. [2022-11-25 17:08:10,786 INFO L137 encePairwiseOnDemand]: 923/929 looper letters, 44 selfloop transitions, 5 changer transitions 0/61 dead transitions. [2022-11-25 17:08:10,786 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 61 transitions, 224 flow [2022-11-25 17:08:10,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 17:08:10,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-25 17:08:10,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1650 transitions. [2022-11-25 17:08:10,792 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.35522066738428415 [2022-11-25 17:08:10,793 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1650 transitions. [2022-11-25 17:08:10,793 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1650 transitions. [2022-11-25 17:08:10,794 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 17:08:10,794 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1650 transitions. [2022-11-25 17:08:10,799 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 330.0) internal successors, (1650), 5 states have internal predecessors, (1650), 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) [2022-11-25 17:08:10,808 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 929.0) internal successors, (5574), 6 states have internal predecessors, (5574), 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) [2022-11-25 17:08:10,812 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 929.0) internal successors, (5574), 6 states have internal predecessors, (5574), 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) [2022-11-25 17:08:10,812 INFO L175 Difference]: Start difference. First operand has 37 places, 35 transitions, 72 flow. Second operand 5 states and 1650 transitions. [2022-11-25 17:08:10,812 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 61 transitions, 224 flow [2022-11-25 17:08:10,813 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 61 transitions, 224 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-25 17:08:10,814 INFO L231 Difference]: Finished difference. Result has 40 places, 38 transitions, 103 flow [2022-11-25 17:08:10,815 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=929, PETRI_DIFFERENCE_MINUEND_FLOW=72, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=103, PETRI_PLACES=40, PETRI_TRANSITIONS=38} [2022-11-25 17:08:10,816 INFO L288 CegarLoopForPetriNet]: 106 programPoint places, -66 predicate places. [2022-11-25 17:08:10,816 INFO L495 AbstractCegarLoop]: Abstraction has has 40 places, 38 transitions, 103 flow [2022-11-25 17:08:10,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 321.2) internal successors, (1606), 5 states have internal predecessors, (1606), 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) [2022-11-25 17:08:10,817 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 17:08:10,818 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:08:10,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 17:08:10,818 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2022-11-25 17:08:10,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:08:10,819 INFO L85 PathProgramCache]: Analyzing trace with hash 2001423500, now seen corresponding path program 1 times [2022-11-25 17:08:10,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:08:10,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436808367] [2022-11-25 17:08:10,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:08:10,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:08:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:08:11,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 17:08:11,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:08:11,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436808367] [2022-11-25 17:08:11,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436808367] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:08:11,239 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:08:11,240 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 17:08:11,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094240848] [2022-11-25 17:08:11,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:08:11,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:08:11,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:08:11,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:08:11,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:08:11,569 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 929 [2022-11-25 17:08:11,571 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 38 transitions, 103 flow. Second operand has 5 states, 5 states have (on average 316.0) internal successors, (1580), 5 states have internal predecessors, (1580), 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) [2022-11-25 17:08:11,572 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 17:08:11,572 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 929 [2022-11-25 17:08:11,572 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 17:08:11,978 INFO L130 PetriNetUnfolder]: 559/995 cut-off events. [2022-11-25 17:08:11,978 INFO L131 PetriNetUnfolder]: For 24/24 co-relation queries the response was YES. [2022-11-25 17:08:11,980 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2016 conditions, 995 events. 559/995 cut-off events. For 24/24 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 4647 event pairs, 101 based on Foata normal form. 56/932 useless extension candidates. Maximal degree in co-relation 2010. Up to 532 conditions per place. [2022-11-25 17:08:11,986 INFO L137 encePairwiseOnDemand]: 923/929 looper letters, 49 selfloop transitions, 5 changer transitions 0/60 dead transitions. [2022-11-25 17:08:11,986 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 60 transitions, 258 flow [2022-11-25 17:08:11,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 17:08:11,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-25 17:08:11,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1623 transitions. [2022-11-25 17:08:11,992 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.34940796555435955 [2022-11-25 17:08:11,992 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1623 transitions. [2022-11-25 17:08:11,992 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1623 transitions. [2022-11-25 17:08:11,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 17:08:11,994 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1623 transitions. [2022-11-25 17:08:11,998 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 324.6) internal successors, (1623), 5 states have internal predecessors, (1623), 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) [2022-11-25 17:08:12,008 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 929.0) internal successors, (5574), 6 states have internal predecessors, (5574), 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) [2022-11-25 17:08:12,011 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 929.0) internal successors, (5574), 6 states have internal predecessors, (5574), 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) [2022-11-25 17:08:12,011 INFO L175 Difference]: Start difference. First operand has 40 places, 38 transitions, 103 flow. Second operand 5 states and 1623 transitions. [2022-11-25 17:08:12,011 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 60 transitions, 258 flow [2022-11-25 17:08:12,013 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 60 transitions, 254 flow, removed 1 selfloop flow, removed 1 redundant places. [2022-11-25 17:08:12,014 INFO L231 Difference]: Finished difference. Result has 41 places, 36 transitions, 105 flow [2022-11-25 17:08:12,014 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=929, PETRI_DIFFERENCE_MINUEND_FLOW=95, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=105, PETRI_PLACES=41, PETRI_TRANSITIONS=36} [2022-11-25 17:08:12,015 INFO L288 CegarLoopForPetriNet]: 106 programPoint places, -65 predicate places. [2022-11-25 17:08:12,015 INFO L495 AbstractCegarLoop]: Abstraction has has 41 places, 36 transitions, 105 flow [2022-11-25 17:08:12,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 316.0) internal successors, (1580), 5 states have internal predecessors, (1580), 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) [2022-11-25 17:08:12,017 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 17:08:12,017 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:08:12,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 17:08:12,018 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2022-11-25 17:08:12,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:08:12,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1182896106, now seen corresponding path program 1 times [2022-11-25 17:08:12,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:08:12,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44244142] [2022-11-25 17:08:12,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:08:12,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:08:12,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:08:12,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 17:08:12,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:08:12,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44244142] [2022-11-25 17:08:12,351 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44244142] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:08:12,351 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:08:12,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 17:08:12,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968150692] [2022-11-25 17:08:12,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:08:12,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:08:12,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:08:12,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:08:12,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:08:12,689 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 318 out of 929 [2022-11-25 17:08:12,692 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 36 transitions, 105 flow. Second operand has 5 states, 5 states have (on average 320.2) internal successors, (1601), 5 states have internal predecessors, (1601), 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) [2022-11-25 17:08:12,692 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 17:08:12,692 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 318 of 929 [2022-11-25 17:08:12,692 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 17:08:13,187 INFO L130 PetriNetUnfolder]: 503/899 cut-off events. [2022-11-25 17:08:13,188 INFO L131 PetriNetUnfolder]: For 153/153 co-relation queries the response was YES. [2022-11-25 17:08:13,189 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1873 conditions, 899 events. 503/899 cut-off events. For 153/153 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 4427 event pairs, 55 based on Foata normal form. 48/834 useless extension candidates. Maximal degree in co-relation 1867. Up to 304 conditions per place. [2022-11-25 17:08:13,191 INFO L137 encePairwiseOnDemand]: 925/929 looper letters, 0 selfloop transitions, 0 changer transitions 74/74 dead transitions. [2022-11-25 17:08:13,191 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 74 transitions, 350 flow [2022-11-25 17:08:13,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 17:08:13,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-25 17:08:13,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1647 transitions. [2022-11-25 17:08:13,197 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.35457481162540366 [2022-11-25 17:08:13,197 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1647 transitions. [2022-11-25 17:08:13,197 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1647 transitions. [2022-11-25 17:08:13,198 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 17:08:13,199 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1647 transitions. [2022-11-25 17:08:13,203 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 329.4) internal successors, (1647), 5 states have internal predecessors, (1647), 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) [2022-11-25 17:08:13,212 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 929.0) internal successors, (5574), 6 states have internal predecessors, (5574), 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) [2022-11-25 17:08:13,215 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 929.0) internal successors, (5574), 6 states have internal predecessors, (5574), 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) [2022-11-25 17:08:13,215 INFO L175 Difference]: Start difference. First operand has 41 places, 36 transitions, 105 flow. Second operand 5 states and 1647 transitions. [2022-11-25 17:08:13,216 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 74 transitions, 350 flow [2022-11-25 17:08:13,217 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 74 transitions, 328 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-25 17:08:13,218 INFO L231 Difference]: Finished difference. Result has 40 places, 0 transitions, 0 flow [2022-11-25 17:08:13,218 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=929, PETRI_DIFFERENCE_MINUEND_FLOW=93, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=40, PETRI_TRANSITIONS=0} [2022-11-25 17:08:13,219 INFO L288 CegarLoopForPetriNet]: 106 programPoint places, -66 predicate places. [2022-11-25 17:08:13,219 INFO L495 AbstractCegarLoop]: Abstraction has has 40 places, 0 transitions, 0 flow [2022-11-25 17:08:13,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 320.2) internal successors, (1601), 5 states have internal predecessors, (1601), 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) [2022-11-25 17:08:13,223 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (118 of 119 remaining) [2022-11-25 17:08:13,224 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (117 of 119 remaining) [2022-11-25 17:08:13,224 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (116 of 119 remaining) [2022-11-25 17:08:13,224 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (115 of 119 remaining) [2022-11-25 17:08:13,225 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (114 of 119 remaining) [2022-11-25 17:08:13,225 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (113 of 119 remaining) [2022-11-25 17:08:13,225 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (112 of 119 remaining) [2022-11-25 17:08:13,225 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (111 of 119 remaining) [2022-11-25 17:08:13,226 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (110 of 119 remaining) [2022-11-25 17:08:13,226 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (109 of 119 remaining) [2022-11-25 17:08:13,226 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (108 of 119 remaining) [2022-11-25 17:08:13,226 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (107 of 119 remaining) [2022-11-25 17:08:13,227 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (106 of 119 remaining) [2022-11-25 17:08:13,227 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (105 of 119 remaining) [2022-11-25 17:08:13,227 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (104 of 119 remaining) [2022-11-25 17:08:13,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (103 of 119 remaining) [2022-11-25 17:08:13,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (102 of 119 remaining) [2022-11-25 17:08:13,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (101 of 119 remaining) [2022-11-25 17:08:13,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (100 of 119 remaining) [2022-11-25 17:08:13,229 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (99 of 119 remaining) [2022-11-25 17:08:13,229 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (98 of 119 remaining) [2022-11-25 17:08:13,229 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (97 of 119 remaining) [2022-11-25 17:08:13,229 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (96 of 119 remaining) [2022-11-25 17:08:13,230 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (95 of 119 remaining) [2022-11-25 17:08:13,230 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (94 of 119 remaining) [2022-11-25 17:08:13,230 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (93 of 119 remaining) [2022-11-25 17:08:13,230 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (92 of 119 remaining) [2022-11-25 17:08:13,231 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (91 of 119 remaining) [2022-11-25 17:08:13,231 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (90 of 119 remaining) [2022-11-25 17:08:13,231 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (89 of 119 remaining) [2022-11-25 17:08:13,231 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (88 of 119 remaining) [2022-11-25 17:08:13,232 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (87 of 119 remaining) [2022-11-25 17:08:13,232 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (86 of 119 remaining) [2022-11-25 17:08:13,232 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (85 of 119 remaining) [2022-11-25 17:08:13,232 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (84 of 119 remaining) [2022-11-25 17:08:13,233 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (83 of 119 remaining) [2022-11-25 17:08:13,233 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (82 of 119 remaining) [2022-11-25 17:08:13,233 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (81 of 119 remaining) [2022-11-25 17:08:13,233 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (80 of 119 remaining) [2022-11-25 17:08:13,234 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (79 of 119 remaining) [2022-11-25 17:08:13,234 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (78 of 119 remaining) [2022-11-25 17:08:13,234 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (77 of 119 remaining) [2022-11-25 17:08:13,234 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (76 of 119 remaining) [2022-11-25 17:08:13,235 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (75 of 119 remaining) [2022-11-25 17:08:13,235 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (74 of 119 remaining) [2022-11-25 17:08:13,235 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (73 of 119 remaining) [2022-11-25 17:08:13,235 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (72 of 119 remaining) [2022-11-25 17:08:13,235 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (71 of 119 remaining) [2022-11-25 17:08:13,236 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (70 of 119 remaining) [2022-11-25 17:08:13,236 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (69 of 119 remaining) [2022-11-25 17:08:13,236 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (68 of 119 remaining) [2022-11-25 17:08:13,236 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (67 of 119 remaining) [2022-11-25 17:08:13,237 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (66 of 119 remaining) [2022-11-25 17:08:13,237 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (65 of 119 remaining) [2022-11-25 17:08:13,237 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (64 of 119 remaining) [2022-11-25 17:08:13,237 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (63 of 119 remaining) [2022-11-25 17:08:13,238 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (62 of 119 remaining) [2022-11-25 17:08:13,238 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (61 of 119 remaining) [2022-11-25 17:08:13,238 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (60 of 119 remaining) [2022-11-25 17:08:13,238 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (59 of 119 remaining) [2022-11-25 17:08:13,239 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (58 of 119 remaining) [2022-11-25 17:08:13,239 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (57 of 119 remaining) [2022-11-25 17:08:13,239 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (56 of 119 remaining) [2022-11-25 17:08:13,239 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (55 of 119 remaining) [2022-11-25 17:08:13,239 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (54 of 119 remaining) [2022-11-25 17:08:13,240 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (53 of 119 remaining) [2022-11-25 17:08:13,240 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (52 of 119 remaining) [2022-11-25 17:08:13,240 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (51 of 119 remaining) [2022-11-25 17:08:13,240 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (50 of 119 remaining) [2022-11-25 17:08:13,241 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 119 remaining) [2022-11-25 17:08:13,241 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 119 remaining) [2022-11-25 17:08:13,241 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (47 of 119 remaining) [2022-11-25 17:08:13,241 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (46 of 119 remaining) [2022-11-25 17:08:13,241 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (45 of 119 remaining) [2022-11-25 17:08:13,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (44 of 119 remaining) [2022-11-25 17:08:13,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (43 of 119 remaining) [2022-11-25 17:08:13,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (42 of 119 remaining) [2022-11-25 17:08:13,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (41 of 119 remaining) [2022-11-25 17:08:13,243 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (40 of 119 remaining) [2022-11-25 17:08:13,243 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (39 of 119 remaining) [2022-11-25 17:08:13,243 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (38 of 119 remaining) [2022-11-25 17:08:13,243 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (37 of 119 remaining) [2022-11-25 17:08:13,243 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (36 of 119 remaining) [2022-11-25 17:08:13,244 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (35 of 119 remaining) [2022-11-25 17:08:13,244 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (34 of 119 remaining) [2022-11-25 17:08:13,244 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (33 of 119 remaining) [2022-11-25 17:08:13,244 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (32 of 119 remaining) [2022-11-25 17:08:13,245 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (31 of 119 remaining) [2022-11-25 17:08:13,245 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (30 of 119 remaining) [2022-11-25 17:08:13,245 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (29 of 119 remaining) [2022-11-25 17:08:13,245 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (28 of 119 remaining) [2022-11-25 17:08:13,245 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (27 of 119 remaining) [2022-11-25 17:08:13,246 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (26 of 119 remaining) [2022-11-25 17:08:13,246 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (25 of 119 remaining) [2022-11-25 17:08:13,246 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (24 of 119 remaining) [2022-11-25 17:08:13,246 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (23 of 119 remaining) [2022-11-25 17:08:13,247 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (22 of 119 remaining) [2022-11-25 17:08:13,247 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (21 of 119 remaining) [2022-11-25 17:08:13,247 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (20 of 119 remaining) [2022-11-25 17:08:13,247 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (19 of 119 remaining) [2022-11-25 17:08:13,247 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (18 of 119 remaining) [2022-11-25 17:08:13,248 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (17 of 119 remaining) [2022-11-25 17:08:13,248 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (16 of 119 remaining) [2022-11-25 17:08:13,248 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (15 of 119 remaining) [2022-11-25 17:08:13,248 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (14 of 119 remaining) [2022-11-25 17:08:13,248 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (13 of 119 remaining) [2022-11-25 17:08:13,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (12 of 119 remaining) [2022-11-25 17:08:13,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (11 of 119 remaining) [2022-11-25 17:08:13,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (10 of 119 remaining) [2022-11-25 17:08:13,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (9 of 119 remaining) [2022-11-25 17:08:13,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (8 of 119 remaining) [2022-11-25 17:08:13,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (7 of 119 remaining) [2022-11-25 17:08:13,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (6 of 119 remaining) [2022-11-25 17:08:13,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (5 of 119 remaining) [2022-11-25 17:08:13,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (4 of 119 remaining) [2022-11-25 17:08:13,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (3 of 119 remaining) [2022-11-25 17:08:13,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (2 of 119 remaining) [2022-11-25 17:08:13,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (1 of 119 remaining) [2022-11-25 17:08:13,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (0 of 119 remaining) [2022-11-25 17:08:13,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 17:08:13,252 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-25 17:08:13,258 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-25 17:08:13,258 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 17:08:13,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 05:08:13 BasicIcfg [2022-11-25 17:08:13,262 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 17:08:13,263 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 17:08:13,263 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 17:08:13,263 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 17:08:13,264 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:07:39" (3/4) ... [2022-11-25 17:08:13,267 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 17:08:13,273 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-25 17:08:13,273 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-25 17:08:13,279 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-25 17:08:13,280 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-25 17:08:13,280 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-25 17:08:13,281 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 17:08:13,331 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 17:08:13,331 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 17:08:13,332 INFO L158 Benchmark]: Toolchain (without parser) took 36189.43ms. Allocated memory was 178.3MB in the beginning and 295.7MB in the end (delta: 117.4MB). Free memory was 134.8MB in the beginning and 159.0MB in the end (delta: -24.2MB). Peak memory consumption was 95.3MB. Max. memory is 16.1GB. [2022-11-25 17:08:13,332 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:08:13,333 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.57ms. Allocated memory is still 178.3MB. Free memory was 134.8MB in the beginning and 120.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 17:08:13,333 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.97ms. Allocated memory is still 178.3MB. Free memory was 120.1MB in the beginning and 117.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:08:13,333 INFO L158 Benchmark]: Boogie Preprocessor took 97.17ms. Allocated memory is still 178.3MB. Free memory was 117.0MB in the beginning and 113.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 17:08:13,334 INFO L158 Benchmark]: RCFGBuilder took 1537.28ms. Allocated memory is still 178.3MB. Free memory was 113.8MB in the beginning and 74.8MB in the end (delta: 39.0MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2022-11-25 17:08:13,334 INFO L158 Benchmark]: TraceAbstraction took 33983.83ms. Allocated memory was 178.3MB in the beginning and 295.7MB in the end (delta: 117.4MB). Free memory was 74.8MB in the beginning and 163.2MB in the end (delta: -88.4MB). Peak memory consumption was 118.1MB. Max. memory is 16.1GB. [2022-11-25 17:08:13,335 INFO L158 Benchmark]: Witness Printer took 68.53ms. Allocated memory is still 295.7MB. Free memory was 163.2MB in the beginning and 159.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 17:08:13,336 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.57ms. Allocated memory is still 178.3MB. Free memory was 134.8MB in the beginning and 120.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 126.97ms. Allocated memory is still 178.3MB. Free memory was 120.1MB in the beginning and 117.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.17ms. Allocated memory is still 178.3MB. Free memory was 117.0MB in the beginning and 113.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1537.28ms. Allocated memory is still 178.3MB. Free memory was 113.8MB in the beginning and 74.8MB in the end (delta: 39.0MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. * TraceAbstraction took 33983.83ms. Allocated memory was 178.3MB in the beginning and 295.7MB in the end (delta: 117.4MB). Free memory was 74.8MB in the beginning and 163.2MB in the end (delta: -88.4MB). Peak memory consumption was 118.1MB. Max. memory is 16.1GB. * Witness Printer took 68.53ms. Allocated memory is still 295.7MB. Free memory was 163.2MB in the beginning and 159.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 29.2s, 357 PlacesBefore, 106 PlacesAfterwards, 365 TransitionsBefore, 104 TransitionsAfterwards, 11388 CoEnabledTransitionPairs, 14 FixpointIterations, 256 TrivialSequentialCompositions, 248 ConcurrentSequentialCompositions, 21 TrivialYvCompositions, 9 ConcurrentYvCompositions, 10 ChoiceCompositions, 544 TotalNumberOfCompositions, 48833 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 37444, independent: 36792, independent conditional: 0, independent unconditional: 36792, dependent: 630, dependent conditional: 0, dependent unconditional: 630, unknown: 22, unknown conditional: 0, unknown unconditional: 22] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8306, independent: 8218, independent conditional: 0, independent unconditional: 8218, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 19, unknown conditional: 0, unknown unconditional: 19] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8306, independent: 7301, independent conditional: 0, independent unconditional: 7301, dependent: 1005, dependent conditional: 0, dependent unconditional: 1005, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1005, independent: 917, independent conditional: 0, independent unconditional: 917, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 19, unknown conditional: 0, unknown unconditional: 19] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3776, independent: 2646, independent conditional: 0, independent unconditional: 2646, dependent: 556, dependent conditional: 0, dependent unconditional: 556, unknown: 573, unknown conditional: 0, unknown unconditional: 573] ], Cache Queries: [ total: 37444, independent: 28574, independent conditional: 0, independent unconditional: 28574, dependent: 561, dependent conditional: 0, dependent unconditional: 561, unknown: 8309, unknown conditional: 0, unknown unconditional: 8309] , Statistics on independence cache: Total cache size (in pairs): 1463, Positive cache size: 1425, Positive conditional cache size: 0, Positive unconditional cache size: 1425, Negative cache size: 38, Negative conditional cache size: 0, Negative unconditional cache size: 38, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 490 locations, 119 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 33.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 29.5s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 580 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 304 mSDsluCounter, 90 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 40 mSDsCounter, 147 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1036 IncrementalHoareTripleChecker+Invalid, 1183 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 147 mSolverCounterUnsat, 50 mSDtfsCounter, 1036 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=220occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 165 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 69 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-25 17:08:13,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea19fb51-39b7-47f1-8caf-858887a887b5/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE