./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/parallel-bluetooth.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version cf1a7837 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_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bluetooth.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 673666cb71096405cc13bacc98be08aac7026343d1cf8127c7ee9fffc801c83e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:18:14,689 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:18:14,791 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-12 02:18:14,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:18:14,802 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:18:14,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:18:14,849 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:18:14,850 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:18:14,851 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:18:14,858 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:18:14,860 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:18:14,860 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:18:14,861 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:18:14,863 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:18:14,864 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:18:14,864 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:18:14,864 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:18:14,865 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:18:14,865 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:18:14,866 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:18:14,866 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:18:14,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:18:14,867 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-12 02:18:14,868 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:18:14,868 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:18:14,868 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:18:14,869 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:18:14,870 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:18:14,870 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:18:14,871 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:18:14,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:18:14,872 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:18:14,873 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:18:14,873 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:18:14,873 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:18:14,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:18:14,873 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:18:14,874 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:18:14,874 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:18:14,874 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:18:14,874 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:18:14,875 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 673666cb71096405cc13bacc98be08aac7026343d1cf8127c7ee9fffc801c83e [2023-11-12 02:18:15,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:18:15,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:18:15,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:18:15,183 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:18:15,184 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:18:15,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/weaver/parallel-bluetooth.wvr.c [2023-11-12 02:18:18,501 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:18:18,761 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:18:18,762 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/sv-benchmarks/c/weaver/parallel-bluetooth.wvr.c [2023-11-12 02:18:18,772 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/data/c1d7fa9a5/4a6ef622a71e46a9b90502fd73f2f505/FLAGfef1dcbea [2023-11-12 02:18:18,787 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/data/c1d7fa9a5/4a6ef622a71e46a9b90502fd73f2f505 [2023-11-12 02:18:18,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:18:18,791 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:18:18,793 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:18:18,793 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:18:18,799 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:18:18,800 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:18:18" (1/1) ... [2023-11-12 02:18:18,801 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36e3e45c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:18, skipping insertion in model container [2023-11-12 02:18:18,801 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:18:18" (1/1) ... [2023-11-12 02:18:18,829 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:18:19,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:18:19,036 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:18:19,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:18:19,076 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:18:19,077 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:18:19,085 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:18:19,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:19 WrapperNode [2023-11-12 02:18:19,086 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:18:19,087 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:18:19,087 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:18:19,088 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:18:19,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:19" (1/1) ... [2023-11-12 02:18:19,106 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:19" (1/1) ... [2023-11-12 02:18:19,138 INFO L138 Inliner]: procedures = 21, calls = 49, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 203 [2023-11-12 02:18:19,139 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:18:19,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:18:19,140 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:18:19,140 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:18:19,150 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:19" (1/1) ... [2023-11-12 02:18:19,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:19" (1/1) ... [2023-11-12 02:18:19,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:19" (1/1) ... [2023-11-12 02:18:19,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:19" (1/1) ... [2023-11-12 02:18:19,168 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:19" (1/1) ... [2023-11-12 02:18:19,171 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:19" (1/1) ... [2023-11-12 02:18:19,173 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:19" (1/1) ... [2023-11-12 02:18:19,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:19" (1/1) ... [2023-11-12 02:18:19,179 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:18:19,180 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:18:19,181 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:18:19,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:18:19,182 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:19" (1/1) ... [2023-11-12 02:18:19,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:18:19,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:19,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:19,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:18:19,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:18:19,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 02:18:19,297 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 02:18:19,297 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 02:18:19,297 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 02:18:19,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:18:19,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:18:19,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:18:19,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 02:18:19,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 02:18:19,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:18:19,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:18:19,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:18:19,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:18:19,304 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 02:18:19,415 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:18:19,417 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:18:19,832 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:18:20,107 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:18:20,107 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 02:18:20,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:18:20 BoogieIcfgContainer [2023-11-12 02:18:20,111 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:18:20,114 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:18:20,115 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:18:20,118 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:18:20,119 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:18:18" (1/3) ... [2023-11-12 02:18:20,120 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39d1bcad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:18:20, skipping insertion in model container [2023-11-12 02:18:20,120 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:19" (2/3) ... [2023-11-12 02:18:20,121 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39d1bcad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:18:20, skipping insertion in model container [2023-11-12 02:18:20,121 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:18:20" (3/3) ... [2023-11-12 02:18:20,124 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-bluetooth.wvr.c [2023-11-12 02:18:20,134 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-12 02:18:20,146 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:18:20,146 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 35 error locations. [2023-11-12 02:18:20,147 INFO L521 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-12 02:18:20,269 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-12 02:18:20,325 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 226 places, 228 transitions, 470 flow [2023-11-12 02:18:20,440 INFO L124 PetriNetUnfolderBase]: 9/226 cut-off events. [2023-11-12 02:18:20,440 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-12 02:18:20,449 INFO L83 FinitePrefix]: Finished finitePrefix Result has 235 conditions, 226 events. 9/226 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 155 event pairs, 0 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 163. Up to 2 conditions per place. [2023-11-12 02:18:20,449 INFO L82 GeneralOperation]: Start removeDead. Operand has 226 places, 228 transitions, 470 flow [2023-11-12 02:18:20,458 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 204 places, 205 transitions, 422 flow [2023-11-12 02:18:20,462 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-12 02:18:20,473 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 204 places, 205 transitions, 422 flow [2023-11-12 02:18:20,476 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 204 places, 205 transitions, 422 flow [2023-11-12 02:18:20,477 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 204 places, 205 transitions, 422 flow [2023-11-12 02:18:20,555 INFO L124 PetriNetUnfolderBase]: 8/205 cut-off events. [2023-11-12 02:18:20,558 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-12 02:18:20,561 INFO L83 FinitePrefix]: Finished finitePrefix Result has 214 conditions, 205 events. 8/205 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 152 event pairs, 0 based on Foata normal form. 0/163 useless extension candidates. Maximal degree in co-relation 163. Up to 2 conditions per place. [2023-11-12 02:18:20,566 INFO L119 LiptonReduction]: Number of co-enabled transitions 2196 [2023-11-12 02:18:26,777 INFO L134 LiptonReduction]: Checked pairs total: 11717 [2023-11-12 02:18:26,777 INFO L136 LiptonReduction]: Total number of compositions: 234 [2023-11-12 02:18:26,794 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:18:26,801 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1307fb87, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:18:26,802 INFO L358 AbstractCegarLoop]: Starting to check reachability of 57 error locations. [2023-11-12 02:18:26,803 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-12 02:18:26,804 INFO L124 PetriNetUnfolderBase]: 0/0 cut-off events. [2023-11-12 02:18:26,804 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-12 02:18:26,804 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-12 02:18:26,805 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-11-12 02:18:26,805 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 53 more)] === [2023-11-12 02:18:26,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:26,811 INFO L85 PathProgramCache]: Analyzing trace with hash 989, now seen corresponding path program 1 times [2023-11-12 02:18:26,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:26,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412318066] [2023-11-12 02:18:26,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:26,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:26,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:18:26,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:18:26,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412318066] [2023-11-12 02:18:26,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412318066] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:18:26,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:18:26,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-11-12 02:18:26,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174268854] [2023-11-12 02:18:26,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:18:26,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:18:26,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:18:26,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:18:26,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:18:26,976 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 462 [2023-11-12 02:18:26,985 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 56 transitions, 124 flow. Second operand has 2 states, 2 states have (on average 185.5) internal successors, (371), 2 states have internal predecessors, (371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:26,986 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-12 02:18:26,986 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 462 [2023-11-12 02:18:26,987 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-12 02:18:27,125 INFO L124 PetriNetUnfolderBase]: 147/255 cut-off events. [2023-11-12 02:18:27,126 INFO L125 PetriNetUnfolderBase]: For 25/25 co-relation queries the response was YES. [2023-11-12 02:18:27,129 INFO L83 FinitePrefix]: Finished finitePrefix Result has 535 conditions, 255 events. 147/255 cut-off events. For 25/25 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 742 event pairs, 117 based on Foata normal form. 1/226 useless extension candidates. Maximal degree in co-relation 450. Up to 256 conditions per place. [2023-11-12 02:18:27,131 INFO L140 encePairwiseOnDemand]: 427/462 looper letters, 0 selfloop transitions, 0 changer transitions 21/21 dead transitions. [2023-11-12 02:18:27,132 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 27 places, 21 transitions, 96 flow [2023-11-12 02:18:27,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:18:27,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-12 02:18:27,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 426 transitions. [2023-11-12 02:18:27,155 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.461038961038961 [2023-11-12 02:18:27,156 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 426 transitions. [2023-11-12 02:18:27,156 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 426 transitions. [2023-11-12 02:18:27,161 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:18:27,164 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 426 transitions. [2023-11-12 02:18:27,169 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 213.0) internal successors, (426), 2 states have internal predecessors, (426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:27,175 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 462.0) internal successors, (1386), 3 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:27,177 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 462.0) internal successors, (1386), 3 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:27,179 INFO L175 Difference]: Start difference. First operand has 61 places, 56 transitions, 124 flow. Second operand 2 states and 426 transitions. [2023-11-12 02:18:27,181 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 27 places, 21 transitions, 96 flow [2023-11-12 02:18:27,184 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 23 places, 21 transitions, 88 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-12 02:18:27,185 INFO L231 Difference]: Finished difference. Result has 23 places, 0 transitions, 0 flow [2023-11-12 02:18:27,187 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=462, PETRI_DIFFERENCE_MINUEND_FLOW=46, PETRI_DIFFERENCE_MINUEND_PLACES=22, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=21, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=0, PETRI_PLACES=23, PETRI_TRANSITIONS=0} [2023-11-12 02:18:27,194 INFO L281 CegarLoopForPetriNet]: 61 programPoint places, -38 predicate places. [2023-11-12 02:18:27,195 INFO L495 AbstractCegarLoop]: Abstraction has has 23 places, 0 transitions, 0 flow [2023-11-12 02:18:27,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 185.5) internal successors, (371), 2 states have internal predecessors, (371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:27,198 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (56 of 57 remaining) [2023-11-12 02:18:27,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (55 of 57 remaining) [2023-11-12 02:18:27,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (54 of 57 remaining) [2023-11-12 02:18:27,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (53 of 57 remaining) [2023-11-12 02:18:27,201 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (52 of 57 remaining) [2023-11-12 02:18:27,201 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (51 of 57 remaining) [2023-11-12 02:18:27,202 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (50 of 57 remaining) [2023-11-12 02:18:27,202 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (49 of 57 remaining) [2023-11-12 02:18:27,202 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (48 of 57 remaining) [2023-11-12 02:18:27,204 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (47 of 57 remaining) [2023-11-12 02:18:27,204 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (46 of 57 remaining) [2023-11-12 02:18:27,204 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (45 of 57 remaining) [2023-11-12 02:18:27,205 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (44 of 57 remaining) [2023-11-12 02:18:27,205 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (43 of 57 remaining) [2023-11-12 02:18:27,206 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (42 of 57 remaining) [2023-11-12 02:18:27,206 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (41 of 57 remaining) [2023-11-12 02:18:27,207 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (40 of 57 remaining) [2023-11-12 02:18:27,208 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (39 of 57 remaining) [2023-11-12 02:18:27,208 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (38 of 57 remaining) [2023-11-12 02:18:27,209 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (37 of 57 remaining) [2023-11-12 02:18:27,209 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (36 of 57 remaining) [2023-11-12 02:18:27,210 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (35 of 57 remaining) [2023-11-12 02:18:27,214 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (34 of 57 remaining) [2023-11-12 02:18:27,215 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (33 of 57 remaining) [2023-11-12 02:18:27,215 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (32 of 57 remaining) [2023-11-12 02:18:27,216 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (31 of 57 remaining) [2023-11-12 02:18:27,217 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (30 of 57 remaining) [2023-11-12 02:18:27,217 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (29 of 57 remaining) [2023-11-12 02:18:27,218 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (28 of 57 remaining) [2023-11-12 02:18:27,218 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (27 of 57 remaining) [2023-11-12 02:18:27,219 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (26 of 57 remaining) [2023-11-12 02:18:27,219 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (25 of 57 remaining) [2023-11-12 02:18:27,220 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (24 of 57 remaining) [2023-11-12 02:18:27,220 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (23 of 57 remaining) [2023-11-12 02:18:27,220 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (22 of 57 remaining) [2023-11-12 02:18:27,221 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 57 remaining) [2023-11-12 02:18:27,221 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (20 of 57 remaining) [2023-11-12 02:18:27,221 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (19 of 57 remaining) [2023-11-12 02:18:27,221 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (18 of 57 remaining) [2023-11-12 02:18:27,222 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (17 of 57 remaining) [2023-11-12 02:18:27,222 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (16 of 57 remaining) [2023-11-12 02:18:27,223 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (15 of 57 remaining) [2023-11-12 02:18:27,226 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (14 of 57 remaining) [2023-11-12 02:18:27,227 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (13 of 57 remaining) [2023-11-12 02:18:27,227 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (12 of 57 remaining) [2023-11-12 02:18:27,227 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (11 of 57 remaining) [2023-11-12 02:18:27,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (10 of 57 remaining) [2023-11-12 02:18:27,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (9 of 57 remaining) [2023-11-12 02:18:27,230 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (8 of 57 remaining) [2023-11-12 02:18:27,230 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (7 of 57 remaining) [2023-11-12 02:18:27,231 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (6 of 57 remaining) [2023-11-12 02:18:27,238 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (5 of 57 remaining) [2023-11-12 02:18:27,238 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (4 of 57 remaining) [2023-11-12 02:18:27,239 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (3 of 57 remaining) [2023-11-12 02:18:27,240 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (2 of 57 remaining) [2023-11-12 02:18:27,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (1 of 57 remaining) [2023-11-12 02:18:27,243 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (0 of 57 remaining) [2023-11-12 02:18:27,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:18:27,243 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 02:18:27,252 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-12 02:18:27,255 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:18:27,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:18:27 BasicIcfg [2023-11-12 02:18:27,262 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:18:27,266 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:18:27,266 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:18:27,266 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:18:27,267 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:18:20" (3/4) ... [2023-11-12 02:18:27,269 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 02:18:27,273 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-12 02:18:27,274 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-12 02:18:27,282 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2023-11-12 02:18:27,283 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-12 02:18:27,283 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 02:18:27,284 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 02:18:27,384 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/witness.graphml [2023-11-12 02:18:27,384 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/witness.yml [2023-11-12 02:18:27,384 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:18:27,385 INFO L158 Benchmark]: Toolchain (without parser) took 8593.80ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 119.6MB in the beginning and 86.8MB in the end (delta: 32.8MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. [2023-11-12 02:18:27,385 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:18:27,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.32ms. Allocated memory is still 165.7MB. Free memory was 119.6MB in the beginning and 107.8MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 02:18:27,386 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.61ms. Allocated memory is still 165.7MB. Free memory was 107.8MB in the beginning and 105.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:18:27,387 INFO L158 Benchmark]: Boogie Preprocessor took 40.32ms. Allocated memory is still 165.7MB. Free memory was 105.7MB in the beginning and 103.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:18:27,387 INFO L158 Benchmark]: RCFGBuilder took 931.15ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 103.6MB in the beginning and 174.8MB in the end (delta: -71.2MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2023-11-12 02:18:27,388 INFO L158 Benchmark]: TraceAbstraction took 7147.60ms. Allocated memory is still 207.6MB. Free memory was 174.8MB in the beginning and 92.1MB in the end (delta: 82.7MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. [2023-11-12 02:18:27,388 INFO L158 Benchmark]: Witness Printer took 118.46ms. Allocated memory is still 207.6MB. Free memory was 92.1MB in the beginning and 86.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 02:18:27,390 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.32ms. Allocated memory is still 165.7MB. Free memory was 119.6MB in the beginning and 107.8MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.61ms. Allocated memory is still 165.7MB. Free memory was 107.8MB in the beginning and 105.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.32ms. Allocated memory is still 165.7MB. Free memory was 105.7MB in the beginning and 103.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 931.15ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 103.6MB in the beginning and 174.8MB in the end (delta: -71.2MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * TraceAbstraction took 7147.60ms. Allocated memory is still 207.6MB. Free memory was 174.8MB in the beginning and 92.1MB in the end (delta: 82.7MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. * Witness Printer took 118.46ms. Allocated memory is still 207.6MB. Free memory was 92.1MB in the beginning and 86.8MB in the end (delta: 5.2MB). 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: 6.3s, 204 PlacesBefore, 61 PlacesAfterwards, 205 TransitionsBefore, 56 TransitionsAfterwards, 2196 CoEnabledTransitionPairs, 9 FixpointIterations, 165 TrivialSequentialCompositions, 38 ConcurrentSequentialCompositions, 21 TrivialYvCompositions, 4 ConcurrentYvCompositions, 6 ChoiceCompositions, 234 TotalNumberOfCompositions, 11717 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 5322, independent: 4910, independent conditional: 0, independent unconditional: 4910, dependent: 412, dependent conditional: 0, dependent unconditional: 412, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1086, independent: 1041, independent conditional: 0, independent unconditional: 1041, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5322, independent: 3869, independent conditional: 0, independent unconditional: 3869, dependent: 367, dependent conditional: 0, dependent unconditional: 367, unknown: 1086, unknown conditional: 0, unknown unconditional: 1086] , Statistics on independence cache: Total cache size (in pairs): 252, Positive cache size: 232, Positive conditional cache size: 0, Positive unconditional cache size: 232, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 44]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 44]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 44]: 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: 48]: 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: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: 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: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: 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: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: 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: 95]: 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: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: 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: 105]: 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 - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 263 locations, 57 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: 6.9s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 6.5s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 21 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=124occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 1 NumberOfCodeBlocks, 1 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 35 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-12 02:18:27,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924b4ef4-d953-402e-bcda-86821fe3151f/bin/uautomizer-verify-uTZkv6EMXl/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