./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a1dca423de1ee0965d72c4be0ada5e821e4dbfc023ab1c498b90df0e18b4c1f3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:06:54,152 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:06:54,236 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-DataRace-32bit-Taipan_Default.epf [2023-12-02 13:06:54,240 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:06:54,241 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:06:54,264 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:06:54,264 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:06:54,265 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:06:54,266 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:06:54,266 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:06:54,267 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:06:54,267 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:06:54,268 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:06:54,268 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:06:54,269 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:06:54,269 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:06:54,270 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:06:54,270 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:06:54,270 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:06:54,271 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:06:54,271 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:06:54,272 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:06:54,273 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:06:54,273 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:06:54,273 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:06:54,274 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:06:54,274 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:06:54,274 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:06:54,275 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:06:54,275 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:06:54,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:06:54,276 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-12-02 13:06:54,276 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 13:06:54,276 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:06:54,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:06:54,277 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:06:54,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:06:54,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:06:54,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:06:54,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:06:54,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:06:54,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:06:54,278 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:06:54,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:06:54,279 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:06:54,279 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:06:54,279 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:06:54,279 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:06:54,279 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1dca423de1ee0965d72c4be0ada5e821e4dbfc023ab1c498b90df0e18b4c1f3 [2023-12-02 13:06:54,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:06:54,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:06:54,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:06:54,546 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:06:54,547 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:06:54,548 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2023-12-02 13:06:57,219 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:06:57,455 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:06:57,456 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2023-12-02 13:06:57,472 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh/data/97721c49f/eeebc2692f0144ed9699d5ea188b268e/FLAGd5de311b0 [2023-12-02 13:06:57,487 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh/data/97721c49f/eeebc2692f0144ed9699d5ea188b268e [2023-12-02 13:06:57,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:06:57,491 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:06:57,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:06:57,493 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:06:57,498 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:06:57,498 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,500 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ba30176 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57, skipping insertion in model container [2023-12-02 13:06:57,500 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,548 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:06:57,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:06:57,880 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:06:57,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:06:57,959 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:06:57,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57 WrapperNode [2023-12-02 13:06:57,960 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:06:57,961 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:06:57,961 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:06:57,961 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:06:57,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:58,011 INFO L138 Inliner]: procedures = 172, calls = 26, calls flagged for inlining = 14, calls inlined = 20, statements flattened = 225 [2023-12-02 13:06:58,011 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:06:58,012 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:06:58,012 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:06:58,012 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:06:58,022 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:58,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:58,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:58,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:58,034 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:58,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:58,040 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:58,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:58,046 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:06:58,047 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:06:58,047 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:06:58,047 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:06:58,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:58,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:06:58,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:06:58,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:06:58,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67eae9cb-c293-450f-b5b4-8721014518c0/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:06:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-12-02 13:06:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-12-02 13:06:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2023-12-02 13:06:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2023-12-02 13:06:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-02 13:06:58,110 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-02 13:06:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 13:06:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:06:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 13:06:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 13:06:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:06:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:06:58,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:06:58,113 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 13:06:58,275 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:06:58,278 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:06:58,565 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:06:58,682 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:06:58,682 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 13:06:58,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:06:58 BoogieIcfgContainer [2023-12-02 13:06:58,684 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:06:58,686 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:06:58,686 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:06:58,690 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:06:58,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:06:57" (1/3) ... [2023-12-02 13:06:58,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1496b279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:06:58, skipping insertion in model container [2023-12-02 13:06:58,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (2/3) ... [2023-12-02 13:06:58,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1496b279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:06:58, skipping insertion in model container [2023-12-02 13:06:58,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:06:58" (3/3) ... [2023-12-02 13:06:58,693 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs.i [2023-12-02 13:06:58,699 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-12-02 13:06:58,707 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:06:58,707 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2023-12-02 13:06:58,707 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-12-02 13:06:58,763 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-12-02 13:06:58,792 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 167 places, 168 transitions, 348 flow [2023-12-02 13:07:14,416 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 638970 states, 637124 states have (on average 4.14682228263258) internal successors, (2642040), 638969 states have internal predecessors, (2642040), 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) [2023-12-02 13:07:14,437 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:07:14,443 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@233027f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:07:14,444 INFO L358 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2023-12-02 13:07:15,264 INFO L276 IsEmpty]: Start isEmpty. Operand has 638970 states, 637124 states have (on average 4.14682228263258) internal successors, (2642040), 638969 states have internal predecessors, (2642040), 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) [2023-12-02 13:07:15,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 13:07:15,271 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:07:15,271 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:07:15,272 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-12-02 13:07:15,278 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:07:15,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1209727163, now seen corresponding path program 1 times [2023-12-02 13:07:15,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:07:15,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41446901] [2023-12-02 13:07:15,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:07:15,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:07:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:07:15,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 13:07:15,446 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 13:07:15,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41446901] [2023-12-02 13:07:15,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41446901] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:07:15,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:07:15,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-12-02 13:07:15,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239890352] [2023-12-02 13:07:15,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:07:15,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 13:07:15,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 13:07:15,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 13:07:15,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:07:16,423 INFO L87 Difference]: Start difference. First operand has 638970 states, 637124 states have (on average 4.14682228263258) internal successors, (2642040), 638969 states have internal predecessors, (2642040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 20.0) internal successors, (20), 2 states have internal predecessors, (20), 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) [2023-12-02 13:07:19,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:07:19,799 INFO L93 Difference]: Finished difference Result 153042 states and 589658 transitions. [2023-12-02 13:07:19,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 13:07:19,803 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 20.0) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2023-12-02 13:07:19,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:07:20,977 INFO L225 Difference]: With dead ends: 153042 [2023-12-02 13:07:20,977 INFO L226 Difference]: Without dead ends: 153042 [2023-12-02 13:07:20,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:07:20,983 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-02 13:07:20,984 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 13:07:21,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153042 states. [2023-12-02 13:07:25,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153042 to 153042. [2023-12-02 13:07:26,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153042 states, 152934 states have (on average 3.85563707220108) internal successors, (589658), 153041 states have internal predecessors, (589658), 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) [2023-12-02 13:07:27,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153042 states to 153042 states and 589658 transitions. [2023-12-02 13:07:27,528 INFO L78 Accepts]: Start accepts. Automaton has 153042 states and 589658 transitions. Word has length 20 [2023-12-02 13:07:27,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:07:27,529 INFO L495 AbstractCegarLoop]: Abstraction has 153042 states and 589658 transitions. [2023-12-02 13:07:27,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 20.0) internal successors, (20), 2 states have internal predecessors, (20), 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) [2023-12-02 13:07:27,530 INFO L276 IsEmpty]: Start isEmpty. Operand 153042 states and 589658 transitions. [2023-12-02 13:07:27,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 13:07:27,531 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:07:27,531 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:07:27,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 13:07:27,532 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-12-02 13:07:27,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:07:27,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1519790135, now seen corresponding path program 1 times [2023-12-02 13:07:27,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:07:27,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236735215] [2023-12-02 13:07:27,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:07:27,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:07:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:07:27,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 13:07:27,618 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 13:07:27,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236735215] [2023-12-02 13:07:27,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236735215] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:07:27,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:07:27,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:07:27,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028522990] [2023-12-02 13:07:27,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:07:27,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 13:07:27,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 13:07:27,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 13:07:27,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:07:27,622 INFO L87 Difference]: Start difference. First operand 153042 states and 589658 transitions. Second operand has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2023-12-02 13:07:29,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:07:29,363 INFO L93 Difference]: Finished difference Result 165515 states and 638273 transitions. [2023-12-02 13:07:29,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 13:07:29,364 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2023-12-02 13:07:29,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:07:30,398 INFO L225 Difference]: With dead ends: 165515 [2023-12-02 13:07:30,398 INFO L226 Difference]: Without dead ends: 165515 [2023-12-02 13:07:30,398 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:07:30,400 INFO L413 NwaCegarLoop]: 191 mSDtfsCounter, 86 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 13:07:30,400 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 295 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 13:07:31,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165515 states. [2023-12-02 13:07:34,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165515 to 159232. [2023-12-02 13:07:35,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159232 states, 159124 states have (on average 3.857306251728212) internal successors, (613790), 159231 states have internal predecessors, (613790), 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) [2023-12-02 13:07:36,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159232 states to 159232 states and 613790 transitions. [2023-12-02 13:07:36,574 INFO L78 Accepts]: Start accepts. Automaton has 159232 states and 613790 transitions. Word has length 24 [2023-12-02 13:07:36,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:07:36,575 INFO L495 AbstractCegarLoop]: Abstraction has 159232 states and 613790 transitions. [2023-12-02 13:07:36,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2023-12-02 13:07:36,575 INFO L276 IsEmpty]: Start isEmpty. Operand 159232 states and 613790 transitions. [2023-12-02 13:07:36,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 13:07:36,578 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:07:36,578 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:07:36,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 13:07:36,579 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-12-02 13:07:36,579 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:07:36,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1130234723, now seen corresponding path program 1 times [2023-12-02 13:07:36,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:07:36,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558435606] [2023-12-02 13:07:36,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:07:36,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:07:36,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:07:36,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 13:07:36,642 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 13:07:36,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558435606] [2023-12-02 13:07:36,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558435606] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:07:36,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:07:36,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:07:36,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16382260] [2023-12-02 13:07:36,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:07:36,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 13:07:36,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 13:07:36,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 13:07:36,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:07:36,646 INFO L87 Difference]: Start difference. First operand 159232 states and 613790 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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) [2023-12-02 13:07:38,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:07:38,252 INFO L93 Difference]: Finished difference Result 171561 states and 661847 transitions. [2023-12-02 13:07:38,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 13:07:38,253 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2023-12-02 13:07:38,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:07:39,574 INFO L225 Difference]: With dead ends: 171561 [2023-12-02 13:07:39,574 INFO L226 Difference]: Without dead ends: 171561 [2023-12-02 13:07:39,574 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:07:39,576 INFO L413 NwaCegarLoop]: 191 mSDtfsCounter, 86 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 13:07:39,576 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 295 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 13:07:39,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171561 states. [2023-12-02 13:07:43,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171561 to 165326. [2023-12-02 13:07:44,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165326 states, 165218 states have (on average 3.858841046375092) internal successors, (637550), 165325 states have internal predecessors, (637550), 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) [2023-12-02 13:07:45,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165326 states to 165326 states and 637550 transitions. [2023-12-02 13:07:45,141 INFO L78 Accepts]: Start accepts. Automaton has 165326 states and 637550 transitions. Word has length 29 [2023-12-02 13:07:45,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:07:45,141 INFO L495 AbstractCegarLoop]: Abstraction has 165326 states and 637550 transitions. [2023-12-02 13:07:45,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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) [2023-12-02 13:07:45,142 INFO L276 IsEmpty]: Start isEmpty. Operand 165326 states and 637550 transitions. [2023-12-02 13:07:45,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 13:07:45,143 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:07:45,144 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:07:45,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-02 13:07:45,144 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr2Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-12-02 13:07:45,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:07:45,145 INFO L85 PathProgramCache]: Analyzing trace with hash -633267066, now seen corresponding path program 1 times [2023-12-02 13:07:45,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:07:45,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989720662] [2023-12-02 13:07:45,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:07:45,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:07:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:07:45,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 13:07:45,198 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 13:07:45,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989720662] [2023-12-02 13:07:45,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989720662] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:07:45,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:07:45,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:07:45,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310015140] [2023-12-02 13:07:45,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:07:45,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 13:07:45,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 13:07:45,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 13:07:45,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:07:45,200 INFO L87 Difference]: Start difference. First operand 165326 states and 637550 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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) [2023-12-02 13:07:47,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:07:47,914 INFO L93 Difference]: Finished difference Result 295105 states and 1131245 transitions. [2023-12-02 13:07:47,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 13:07:47,915 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2023-12-02 13:07:47,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:07:50,227 INFO L225 Difference]: With dead ends: 295105 [2023-12-02 13:07:50,227 INFO L226 Difference]: Without dead ends: 295105 [2023-12-02 13:07:50,227 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:07:50,229 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 99 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-02 13:07:50,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 288 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 13:07:50,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295105 states. [2023-12-02 13:07:56,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295105 to 175687. [2023-12-02 13:07:56,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175687 states, 175581 states have (on average 3.850126152601933) internal successors, (676009), 175686 states have internal predecessors, (676009), 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) [2023-12-02 13:07:57,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175687 states to 175687 states and 676009 transitions. [2023-12-02 13:07:57,739 INFO L78 Accepts]: Start accepts. Automaton has 175687 states and 676009 transitions. Word has length 29 [2023-12-02 13:07:57,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:07:57,740 INFO L495 AbstractCegarLoop]: Abstraction has 175687 states and 676009 transitions. [2023-12-02 13:07:57,740 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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) [2023-12-02 13:07:57,740 INFO L276 IsEmpty]: Start isEmpty. Operand 175687 states and 676009 transitions. [2023-12-02 13:07:57,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 13:07:57,743 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:07:57,743 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:07:57,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-02 13:07:57,743 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr2Err3ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-12-02 13:07:57,744 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:07:57,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1315729288, now seen corresponding path program 1 times [2023-12-02 13:07:57,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:07:57,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049645200] [2023-12-02 13:07:57,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:07:57,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:07:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:07:57,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 13:07:57,793 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 13:07:57,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049645200] [2023-12-02 13:07:57,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049645200] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:07:57,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:07:57,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:07:57,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20160489] [2023-12-02 13:07:57,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:07:57,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 13:07:57,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 13:07:57,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 13:07:57,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:07:57,796 INFO L87 Difference]: Start difference. First operand 175687 states and 676009 transitions. Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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) [2023-12-02 13:08:00,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:08:00,985 INFO L93 Difference]: Finished difference Result 299075 states and 1145934 transitions. [2023-12-02 13:08:00,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 13:08:00,986 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2023-12-02 13:08:00,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:08:02,697 INFO L225 Difference]: With dead ends: 299075 [2023-12-02 13:08:02,697 INFO L226 Difference]: Without dead ends: 299075 [2023-12-02 13:08:02,697 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:08:02,698 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 99 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 304 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 13:08:02,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 304 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 13:08:03,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299075 states. [2023-12-02 13:08:10,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299075 to 182890. [2023-12-02 13:08:10,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182890 states, 182793 states have (on average 3.8460334914356675) internal successors, (703028), 182889 states have internal predecessors, (703028), 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) [2023-12-02 13:08:11,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182890 states to 182890 states and 703028 transitions. [2023-12-02 13:08:11,718 INFO L78 Accepts]: Start accepts. Automaton has 182890 states and 703028 transitions. Word has length 31 [2023-12-02 13:08:11,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:08:11,722 INFO L495 AbstractCegarLoop]: Abstraction has 182890 states and 703028 transitions. [2023-12-02 13:08:11,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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) [2023-12-02 13:08:11,722 INFO L276 IsEmpty]: Start isEmpty. Operand 182890 states and 703028 transitions. [2023-12-02 13:08:11,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 13:08:11,737 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:08:11,737 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:08:11,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-02 13:08:11,737 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-12-02 13:08:11,738 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:08:11,738 INFO L85 PathProgramCache]: Analyzing trace with hash 279404111, now seen corresponding path program 1 times [2023-12-02 13:08:11,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:08:11,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689561115] [2023-12-02 13:08:11,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:08:11,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:08:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:08:11,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 13:08:11,961 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 13:08:11,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689561115] [2023-12-02 13:08:11,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689561115] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:08:11,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:08:11,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 13:08:11,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707026165] [2023-12-02 13:08:11,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:08:11,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 13:08:11,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 13:08:11,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 13:08:11,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:08:11,965 INFO L87 Difference]: Start difference. First operand 182890 states and 703028 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2023-12-02 13:08:12,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:08:12,157 INFO L93 Difference]: Finished difference Result 21897 states and 72607 transitions. [2023-12-02 13:08:12,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 13:08:12,158 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2023-12-02 13:08:12,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:08:12,218 INFO L225 Difference]: With dead ends: 21897 [2023-12-02 13:08:12,218 INFO L226 Difference]: Without dead ends: 21897 [2023-12-02 13:08:12,219 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:08:12,220 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 90 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-02 13:08:12,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 184 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 13:08:12,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21897 states. [2023-12-02 13:08:12,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21897 to 21897. [2023-12-02 13:08:12,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21897 states, 21870 states have (on average 3.319935985368084) internal successors, (72607), 21896 states have internal predecessors, (72607), 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) [2023-12-02 13:08:12,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21897 states to 21897 states and 72607 transitions. [2023-12-02 13:08:12,665 INFO L78 Accepts]: Start accepts. Automaton has 21897 states and 72607 transitions. Word has length 34 [2023-12-02 13:08:12,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:08:12,665 INFO L495 AbstractCegarLoop]: Abstraction has 21897 states and 72607 transitions. [2023-12-02 13:08:12,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2023-12-02 13:08:12,665 INFO L276 IsEmpty]: Start isEmpty. Operand 21897 states and 72607 transitions. [2023-12-02 13:08:12,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 13:08:12,666 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:08:12,667 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:08:12,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-02 13:08:12,667 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err6ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-12-02 13:08:12,667 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:08:12,668 INFO L85 PathProgramCache]: Analyzing trace with hash -561684029, now seen corresponding path program 1 times [2023-12-02 13:08:12,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:08:12,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162856137] [2023-12-02 13:08:12,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:08:12,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:08:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:08:12,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 13:08:12,703 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 13:08:12,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162856137] [2023-12-02 13:08:12,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162856137] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:08:12,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:08:12,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:08:12,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169266633] [2023-12-02 13:08:12,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:08:12,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 13:08:12,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 13:08:12,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 13:08:12,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:08:12,706 INFO L87 Difference]: Start difference. First operand 21897 states and 72607 transitions. Second operand has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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) [2023-12-02 13:08:12,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:08:12,862 INFO L93 Difference]: Finished difference Result 23247 states and 77443 transitions. [2023-12-02 13:08:12,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 13:08:12,863 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2023-12-02 13:08:12,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:08:12,921 INFO L225 Difference]: With dead ends: 23247 [2023-12-02 13:08:12,921 INFO L226 Difference]: Without dead ends: 23247 [2023-12-02 13:08:12,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:08:12,922 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 83 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-02 13:08:12,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 284 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 13:08:12,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23247 states. [2023-12-02 13:08:13,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23247 to 22191. [2023-12-02 13:08:13,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22191 states, 22167 states have (on average 3.3245364731357423) internal successors, (73695), 22190 states have internal predecessors, (73695), 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) [2023-12-02 13:08:13,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22191 states to 22191 states and 73695 transitions. [2023-12-02 13:08:13,670 INFO L78 Accepts]: Start accepts. Automaton has 22191 states and 73695 transitions. Word has length 35 [2023-12-02 13:08:13,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:08:13,670 INFO L495 AbstractCegarLoop]: Abstraction has 22191 states and 73695 transitions. [2023-12-02 13:08:13,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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) [2023-12-02 13:08:13,671 INFO L276 IsEmpty]: Start isEmpty. Operand 22191 states and 73695 transitions. [2023-12-02 13:08:13,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 13:08:13,673 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:08:13,673 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:08:13,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-02 13:08:13,673 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-12-02 13:08:13,674 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:08:13,674 INFO L85 PathProgramCache]: Analyzing trace with hash -1299092455, now seen corresponding path program 1 times [2023-12-02 13:08:13,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:08:13,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442217625] [2023-12-02 13:08:13,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:08:13,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:08:13,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:08:13,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 13:08:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:08:13,731 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 13:08:13,732 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 13:08:13,733 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (58 of 59 remaining) [2023-12-02 13:08:13,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (57 of 59 remaining) [2023-12-02 13:08:13,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (56 of 59 remaining) [2023-12-02 13:08:13,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (55 of 59 remaining) [2023-12-02 13:08:13,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (54 of 59 remaining) [2023-12-02 13:08:13,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (53 of 59 remaining) [2023-12-02 13:08:13,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (52 of 59 remaining) [2023-12-02 13:08:13,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONDATA_RACE (51 of 59 remaining) [2023-12-02 13:08:13,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err1ASSERT_VIOLATIONDATA_RACE (50 of 59 remaining) [2023-12-02 13:08:13,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err5ASSERT_VIOLATIONDATA_RACE (49 of 59 remaining) [2023-12-02 13:08:13,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err6ASSERT_VIOLATIONDATA_RACE (48 of 59 remaining) [2023-12-02 13:08:13,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err7ASSERT_VIOLATIONDATA_RACE (47 of 59 remaining) [2023-12-02 13:08:13,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err8ASSERT_VIOLATIONDATA_RACE (46 of 59 remaining) [2023-12-02 13:08:13,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err2ASSERT_VIOLATIONDATA_RACE (45 of 59 remaining) [2023-12-02 13:08:13,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err9ASSERT_VIOLATIONDATA_RACE (44 of 59 remaining) [2023-12-02 13:08:13,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err13ASSERT_VIOLATIONDATA_RACE (43 of 59 remaining) [2023-12-02 13:08:13,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err14ASSERT_VIOLATIONDATA_RACE (42 of 59 remaining) [2023-12-02 13:08:13,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err3ASSERT_VIOLATIONDATA_RACE (41 of 59 remaining) [2023-12-02 13:08:13,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err10ASSERT_VIOLATIONDATA_RACE (40 of 59 remaining) [2023-12-02 13:08:13,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err11ASSERT_VIOLATIONDATA_RACE (39 of 59 remaining) [2023-12-02 13:08:13,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err4ASSERT_VIOLATIONDATA_RACE (38 of 59 remaining) [2023-12-02 13:08:13,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err12ASSERT_VIOLATIONDATA_RACE (37 of 59 remaining) [2023-12-02 13:08:13,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (36 of 59 remaining) [2023-12-02 13:08:13,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (35 of 59 remaining) [2023-12-02 13:08:13,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (34 of 59 remaining) [2023-12-02 13:08:13,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (33 of 59 remaining) [2023-12-02 13:08:13,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (32 of 59 remaining) [2023-12-02 13:08:13,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (31 of 59 remaining) [2023-12-02 13:08:13,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (30 of 59 remaining) [2023-12-02 13:08:13,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 59 remaining) [2023-12-02 13:08:13,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 59 remaining) [2023-12-02 13:08:13,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (27 of 59 remaining) [2023-12-02 13:08:13,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (26 of 59 remaining) [2023-12-02 13:08:13,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (25 of 59 remaining) [2023-12-02 13:08:13,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (24 of 59 remaining) [2023-12-02 13:08:13,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (23 of 59 remaining) [2023-12-02 13:08:13,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (22 of 59 remaining) [2023-12-02 13:08:13,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONDATA_RACE (21 of 59 remaining) [2023-12-02 13:08:13,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err1ASSERT_VIOLATIONDATA_RACE (20 of 59 remaining) [2023-12-02 13:08:13,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err5ASSERT_VIOLATIONDATA_RACE (19 of 59 remaining) [2023-12-02 13:08:13,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err6ASSERT_VIOLATIONDATA_RACE (18 of 59 remaining) [2023-12-02 13:08:13,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err7ASSERT_VIOLATIONDATA_RACE (17 of 59 remaining) [2023-12-02 13:08:13,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err8ASSERT_VIOLATIONDATA_RACE (16 of 59 remaining) [2023-12-02 13:08:13,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err2ASSERT_VIOLATIONDATA_RACE (15 of 59 remaining) [2023-12-02 13:08:13,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err9ASSERT_VIOLATIONDATA_RACE (14 of 59 remaining) [2023-12-02 13:08:13,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err13ASSERT_VIOLATIONDATA_RACE (13 of 59 remaining) [2023-12-02 13:08:13,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err14ASSERT_VIOLATIONDATA_RACE (12 of 59 remaining) [2023-12-02 13:08:13,745 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err3ASSERT_VIOLATIONDATA_RACE (11 of 59 remaining) [2023-12-02 13:08:13,745 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err10ASSERT_VIOLATIONDATA_RACE (10 of 59 remaining) [2023-12-02 13:08:13,745 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err11ASSERT_VIOLATIONDATA_RACE (9 of 59 remaining) [2023-12-02 13:08:13,745 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err4ASSERT_VIOLATIONDATA_RACE (8 of 59 remaining) [2023-12-02 13:08:13,745 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err12ASSERT_VIOLATIONDATA_RACE (7 of 59 remaining) [2023-12-02 13:08:13,746 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 59 remaining) [2023-12-02 13:08:13,746 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (5 of 59 remaining) [2023-12-02 13:08:13,746 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (4 of 59 remaining) [2023-12-02 13:08:13,746 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (3 of 59 remaining) [2023-12-02 13:08:13,746 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (2 of 59 remaining) [2023-12-02 13:08:13,747 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (1 of 59 remaining) [2023-12-02 13:08:13,747 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (0 of 59 remaining) [2023-12-02 13:08:13,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-02 13:08:13,750 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:08:13,753 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-12-02 13:08:13,753 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-12-02 13:08:13,836 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-12-02 13:08:13,855 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 292 places, 296 transitions, 622 flow