./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe012_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version e9b64cc0 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe012_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e9b64cc-m [2023-11-18 15:55:05,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-18 15:55:05,505 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-11-18 15:55:05,510 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-18 15:55:05,511 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-18 15:55:05,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-18 15:55:05,534 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-18 15:55:05,534 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-18 15:55:05,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-18 15:55:05,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-18 15:55:05,538 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-18 15:55:05,538 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-18 15:55:05,539 INFO L153 SettingsManager]: * Use SBE=true [2023-11-18 15:55:05,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-18 15:55:05,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-18 15:55:05,540 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-18 15:55:05,540 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-18 15:55:05,541 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-18 15:55:05,541 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-18 15:55:05,541 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-18 15:55:05,541 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-18 15:55:05,541 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-18 15:55:05,542 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-18 15:55:05,542 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-18 15:55:05,542 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-18 15:55:05,542 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-18 15:55:05,542 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-18 15:55:05,542 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-18 15:55:05,542 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-18 15:55:05,543 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-18 15:55:05,543 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-18 15:55:05,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-18 15:55:05,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-18 15:55:05,544 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-18 15:55:05,544 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-18 15:55:05,544 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-18 15:55:05,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-18 15:55:05,544 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-18 15:55:05,544 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-18 15:55:05,544 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-18 15:55:05,545 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-18 15:55:05,545 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-18 15:55:05,545 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-18 15:55:05,545 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da [2023-11-18 15:55:05,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-18 15:55:05,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-18 15:55:05,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-18 15:55:05,810 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-18 15:55:05,810 INFO L274 PluginConnector]: CDTParser initialized [2023-11-18 15:55:05,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe012_power.opt.i [2023-11-18 15:55:06,991 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-18 15:55:07,295 INFO L384 CDTParser]: Found 1 translation units. [2023-11-18 15:55:07,296 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe012_power.opt.i [2023-11-18 15:55:07,318 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0d11440d0/9ae196f796784e7dbd69185634e8a265/FLAG4ed9a1392 [2023-11-18 15:55:07,331 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0d11440d0/9ae196f796784e7dbd69185634e8a265 [2023-11-18 15:55:07,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-18 15:55:07,335 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-18 15:55:07,337 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-18 15:55:07,338 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-18 15:55:07,341 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-18 15:55:07,342 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:55:07" (1/1) ... [2023-11-18 15:55:07,343 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62ee54a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07, skipping insertion in model container [2023-11-18 15:55:07,343 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:55:07" (1/1) ... [2023-11-18 15:55:07,395 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-18 15:55:07,748 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-18 15:55:07,760 INFO L202 MainTranslator]: Completed pre-run [2023-11-18 15:55:07,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-18 15:55:07,884 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-18 15:55:07,884 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-18 15:55:07,890 INFO L206 MainTranslator]: Completed translation [2023-11-18 15:55:07,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07 WrapperNode [2023-11-18 15:55:07,891 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-18 15:55:07,892 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-18 15:55:07,892 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-18 15:55:07,892 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-18 15:55:07,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07" (1/1) ... [2023-11-18 15:55:07,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07" (1/1) ... [2023-11-18 15:55:07,981 INFO L138 Inliner]: procedures = 176, calls = 72, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 560 [2023-11-18 15:55:07,986 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-18 15:55:07,987 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-18 15:55:07,987 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-18 15:55:07,987 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-18 15:55:07,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07" (1/1) ... [2023-11-18 15:55:07,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07" (1/1) ... [2023-11-18 15:55:08,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07" (1/1) ... [2023-11-18 15:55:08,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07" (1/1) ... [2023-11-18 15:55:08,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07" (1/1) ... [2023-11-18 15:55:08,045 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07" (1/1) ... [2023-11-18 15:55:08,051 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07" (1/1) ... [2023-11-18 15:55:08,056 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07" (1/1) ... [2023-11-18 15:55:08,075 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-18 15:55:08,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-18 15:55:08,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-18 15:55:08,076 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-18 15:55:08,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07" (1/1) ... [2023-11-18 15:55:08,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-18 15:55:08,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-18 15:55:08,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-18 15:55:08,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-18 15:55:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-18 15:55:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-18 15:55:08,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-18 15:55:08,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-18 15:55:08,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-18 15:55:08,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-18 15:55:08,157 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-18 15:55:08,158 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-18 15:55:08,158 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-18 15:55:08,159 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-18 15:55:08,159 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-18 15:55:08,159 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-18 15:55:08,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-18 15:55:08,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-18 15:55:08,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-18 15:55:08,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-18 15:55:08,162 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-18 15:55:08,394 INFO L237 CfgBuilder]: Building ICFG [2023-11-18 15:55:08,396 INFO L263 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-18 15:55:09,402 INFO L278 CfgBuilder]: Performing block encoding [2023-11-18 15:55:23,020 INFO L298 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-18 15:55:23,021 INFO L303 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-18 15:55:23,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:55:23 BoogieIcfgContainer [2023-11-18 15:55:23,025 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-18 15:55:23,027 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-18 15:55:23,027 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-18 15:55:23,030 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-18 15:55:23,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:55:07" (1/3) ... [2023-11-18 15:55:23,031 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41c61ba9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:55:23, skipping insertion in model container [2023-11-18 15:55:23,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:55:07" (2/3) ... [2023-11-18 15:55:23,031 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41c61ba9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:55:23, skipping insertion in model container [2023-11-18 15:55:23,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:55:23" (3/3) ... [2023-11-18 15:55:23,032 INFO L112 eAbstractionObserver]: Analyzing ICFG safe012_power.opt.i [2023-11-18 15:55:23,040 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-18 15:55:23,048 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-18 15:55:23,049 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 276 error locations. [2023-11-18 15:55:23,049 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-18 15:55:23,857 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-18 15:55:23,911 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-18 15:55:23,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-18 15:55:23,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-18 15:55:23,913 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-18 15:55:23,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-18 15:55:23,947 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-18 15:55:23,958 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2023-11-18 15:55:23,963 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=PARTIAL_ORDER_FA, 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;@603b3c8b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-18 15:55:23,964 INFO L358 AbstractCegarLoop]: Starting to check reachability of 178 error locations. [2023-11-18 15:55:34,237 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONDATA_RACE === [P2Err0ASSERT_VIOLATIONDATA_RACE, P2Err1ASSERT_VIOLATIONDATA_RACE, P2Err2ASSERT_VIOLATIONDATA_RACE, P2Err3ASSERT_VIOLATIONDATA_RACE (and 174 more)] === [2023-11-18 15:55:34,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-18 15:55:34,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1313388575, now seen corresponding path program 1 times [2023-11-18 15:55:34,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-18 15:55:34,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5990835] [2023-11-18 15:55:34,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-18 15:55:34,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-18 15:55:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-18 15:55:34,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-18 15:55:34,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-18 15:55:34,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5990835] [2023-11-18 15:55:34,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5990835] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-18 15:55:34,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-18 15:55:34,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-18 15:55:34,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009134738] [2023-11-18 15:55:34,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-18 15:55:34,504 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-18 15:55:34,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-18 15:55:34,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-18 15:55:34,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-18 15:55:34,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:34,529 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-18 15:55:34,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 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) [2023-11-18 15:55:34,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:40,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:40,638 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (177 of 178 remaining) [2023-11-18 15:55:40,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (176 of 178 remaining) [2023-11-18 15:55:40,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (175 of 178 remaining) [2023-11-18 15:55:40,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (174 of 178 remaining) [2023-11-18 15:55:40,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (173 of 178 remaining) [2023-11-18 15:55:40,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (172 of 178 remaining) [2023-11-18 15:55:40,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err6ASSERT_VIOLATIONDATA_RACE (171 of 178 remaining) [2023-11-18 15:55:40,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err7ASSERT_VIOLATIONDATA_RACE (170 of 178 remaining) [2023-11-18 15:55:40,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err9ASSERT_VIOLATIONDATA_RACE (169 of 178 remaining) [2023-11-18 15:55:40,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err10ASSERT_VIOLATIONDATA_RACE (168 of 178 remaining) [2023-11-18 15:55:40,641 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err12ASSERT_VIOLATIONDATA_RACE (167 of 178 remaining) [2023-11-18 15:55:40,641 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err13ASSERT_VIOLATIONDATA_RACE (166 of 178 remaining) [2023-11-18 15:55:40,642 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err14ASSERT_VIOLATIONDATA_RACE (165 of 178 remaining) [2023-11-18 15:55:40,642 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err15ASSERT_VIOLATIONDATA_RACE (164 of 178 remaining) [2023-11-18 15:55:40,642 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err21ASSERT_VIOLATIONDATA_RACE (163 of 178 remaining) [2023-11-18 15:55:40,643 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err22ASSERT_VIOLATIONDATA_RACE (162 of 178 remaining) [2023-11-18 15:55:40,643 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err23ASSERT_VIOLATIONDATA_RACE (161 of 178 remaining) [2023-11-18 15:55:40,644 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err24ASSERT_VIOLATIONDATA_RACE (160 of 178 remaining) [2023-11-18 15:55:40,644 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err28ASSERT_VIOLATIONDATA_RACE (159 of 178 remaining) [2023-11-18 15:55:40,644 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err30ASSERT_VIOLATIONDATA_RACE (158 of 178 remaining) [2023-11-18 15:55:40,644 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err29ASSERT_VIOLATIONDATA_RACE (157 of 178 remaining) [2023-11-18 15:55:40,645 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err25ASSERT_VIOLATIONDATA_RACE (156 of 178 remaining) [2023-11-18 15:55:40,645 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err27ASSERT_VIOLATIONDATA_RACE (155 of 178 remaining) [2023-11-18 15:55:40,645 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err26ASSERT_VIOLATIONDATA_RACE (154 of 178 remaining) [2023-11-18 15:55:40,646 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err16ASSERT_VIOLATIONDATA_RACE (153 of 178 remaining) [2023-11-18 15:55:40,646 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err18ASSERT_VIOLATIONDATA_RACE (152 of 178 remaining) [2023-11-18 15:55:40,646 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err20ASSERT_VIOLATIONDATA_RACE (151 of 178 remaining) [2023-11-18 15:55:40,647 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err19ASSERT_VIOLATIONDATA_RACE (150 of 178 remaining) [2023-11-18 15:55:40,651 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err17ASSERT_VIOLATIONDATA_RACE (149 of 178 remaining) [2023-11-18 15:55:40,651 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err11ASSERT_VIOLATIONDATA_RACE (148 of 178 remaining) [2023-11-18 15:55:40,651 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err8ASSERT_VIOLATIONDATA_RACE (147 of 178 remaining) [2023-11-18 15:55:40,651 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err31ASSERT_VIOLATIONDATA_RACE (146 of 178 remaining) [2023-11-18 15:55:40,652 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err32ASSERT_VIOLATIONDATA_RACE (145 of 178 remaining) [2023-11-18 15:55:40,652 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err34ASSERT_VIOLATIONDATA_RACE (144 of 178 remaining) [2023-11-18 15:55:40,652 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err36ASSERT_VIOLATIONDATA_RACE (143 of 178 remaining) [2023-11-18 15:55:40,652 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err37ASSERT_VIOLATIONDATA_RACE (142 of 178 remaining) [2023-11-18 15:55:40,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err39ASSERT_VIOLATIONDATA_RACE (141 of 178 remaining) [2023-11-18 15:55:40,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err40ASSERT_VIOLATIONDATA_RACE (140 of 178 remaining) [2023-11-18 15:55:40,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err41ASSERT_VIOLATIONDATA_RACE (139 of 178 remaining) [2023-11-18 15:55:40,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err42ASSERT_VIOLATIONDATA_RACE (138 of 178 remaining) [2023-11-18 15:55:40,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err44ASSERT_VIOLATIONDATA_RACE (137 of 178 remaining) [2023-11-18 15:55:40,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err45ASSERT_VIOLATIONDATA_RACE (136 of 178 remaining) [2023-11-18 15:55:40,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err46ASSERT_VIOLATIONDATA_RACE (135 of 178 remaining) [2023-11-18 15:55:40,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err47ASSERT_VIOLATIONDATA_RACE (134 of 178 remaining) [2023-11-18 15:55:40,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err49ASSERT_VIOLATIONDATA_RACE (133 of 178 remaining) [2023-11-18 15:55:40,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err48ASSERT_VIOLATIONDATA_RACE (132 of 178 remaining) [2023-11-18 15:55:40,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err43ASSERT_VIOLATIONDATA_RACE (131 of 178 remaining) [2023-11-18 15:55:40,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err38ASSERT_VIOLATIONDATA_RACE (130 of 178 remaining) [2023-11-18 15:55:40,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err35ASSERT_VIOLATIONDATA_RACE (129 of 178 remaining) [2023-11-18 15:55:40,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err33ASSERT_VIOLATIONDATA_RACE (128 of 178 remaining) [2023-11-18 15:55:40,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err50ASSERT_VIOLATIONDATA_RACE (127 of 178 remaining) [2023-11-18 15:55:40,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err51ASSERT_VIOLATIONDATA_RACE (126 of 178 remaining) [2023-11-18 15:55:40,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err53ASSERT_VIOLATIONDATA_RACE (125 of 178 remaining) [2023-11-18 15:55:40,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err55ASSERT_VIOLATIONDATA_RACE (124 of 178 remaining) [2023-11-18 15:55:40,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err56ASSERT_VIOLATIONDATA_RACE (123 of 178 remaining) [2023-11-18 15:55:40,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err58ASSERT_VIOLATIONDATA_RACE (122 of 178 remaining) [2023-11-18 15:55:40,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err59ASSERT_VIOLATIONDATA_RACE (121 of 178 remaining) [2023-11-18 15:55:40,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err60ASSERT_VIOLATIONDATA_RACE (120 of 178 remaining) [2023-11-18 15:55:40,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err61ASSERT_VIOLATIONDATA_RACE (119 of 178 remaining) [2023-11-18 15:55:40,661 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err63ASSERT_VIOLATIONDATA_RACE (118 of 178 remaining) [2023-11-18 15:55:40,662 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err64ASSERT_VIOLATIONDATA_RACE (117 of 178 remaining) [2023-11-18 15:55:40,662 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err65ASSERT_VIOLATIONDATA_RACE (116 of 178 remaining) [2023-11-18 15:55:40,662 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err66ASSERT_VIOLATIONDATA_RACE (115 of 178 remaining) [2023-11-18 15:55:40,662 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err68ASSERT_VIOLATIONDATA_RACE (114 of 178 remaining) [2023-11-18 15:55:40,663 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err67ASSERT_VIOLATIONDATA_RACE (113 of 178 remaining) [2023-11-18 15:55:40,663 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err62ASSERT_VIOLATIONDATA_RACE (112 of 178 remaining) [2023-11-18 15:55:40,664 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err57ASSERT_VIOLATIONDATA_RACE (111 of 178 remaining) [2023-11-18 15:55:40,664 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err54ASSERT_VIOLATIONDATA_RACE (110 of 178 remaining) [2023-11-18 15:55:40,664 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err52ASSERT_VIOLATIONDATA_RACE (109 of 178 remaining) [2023-11-18 15:55:40,664 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err69ASSERT_VIOLATIONDATA_RACE (108 of 178 remaining) [2023-11-18 15:55:40,664 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err70ASSERT_VIOLATIONDATA_RACE (107 of 178 remaining) [2023-11-18 15:55:40,665 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err72ASSERT_VIOLATIONDATA_RACE (106 of 178 remaining) [2023-11-18 15:55:40,665 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err74ASSERT_VIOLATIONDATA_RACE (105 of 178 remaining) [2023-11-18 15:55:40,665 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err75ASSERT_VIOLATIONDATA_RACE (104 of 178 remaining) [2023-11-18 15:55:40,665 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err76ASSERT_VIOLATIONDATA_RACE (103 of 178 remaining) [2023-11-18 15:55:40,666 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err77ASSERT_VIOLATIONDATA_RACE (102 of 178 remaining) [2023-11-18 15:55:40,666 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err78ASSERT_VIOLATIONDATA_RACE (101 of 178 remaining) [2023-11-18 15:55:40,668 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err79ASSERT_VIOLATIONDATA_RACE (100 of 178 remaining) [2023-11-18 15:55:40,669 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err82ASSERT_VIOLATIONDATA_RACE (99 of 178 remaining) [2023-11-18 15:55:40,669 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err83ASSERT_VIOLATIONDATA_RACE (98 of 178 remaining) [2023-11-18 15:55:40,669 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err84ASSERT_VIOLATIONDATA_RACE (97 of 178 remaining) [2023-11-18 15:55:40,669 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err85ASSERT_VIOLATIONDATA_RACE (96 of 178 remaining) [2023-11-18 15:55:40,670 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err87ASSERT_VIOLATIONDATA_RACE (95 of 178 remaining) [2023-11-18 15:55:40,670 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err86ASSERT_VIOLATIONDATA_RACE (94 of 178 remaining) [2023-11-18 15:55:40,670 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err80ASSERT_VIOLATIONDATA_RACE (93 of 178 remaining) [2023-11-18 15:55:40,671 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err81ASSERT_VIOLATIONDATA_RACE (92 of 178 remaining) [2023-11-18 15:55:40,674 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err73ASSERT_VIOLATIONDATA_RACE (91 of 178 remaining) [2023-11-18 15:55:40,675 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err71ASSERT_VIOLATIONDATA_RACE (90 of 178 remaining) [2023-11-18 15:55:40,675 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err88ASSERT_VIOLATIONDATA_RACE (89 of 178 remaining) [2023-11-18 15:55:40,675 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err89ASSERT_VIOLATIONDATA_RACE (88 of 178 remaining) [2023-11-18 15:55:40,675 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err91ASSERT_VIOLATIONDATA_RACE (87 of 178 remaining) [2023-11-18 15:55:40,675 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err93ASSERT_VIOLATIONDATA_RACE (86 of 178 remaining) [2023-11-18 15:55:40,676 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err94ASSERT_VIOLATIONDATA_RACE (85 of 178 remaining) [2023-11-18 15:55:40,676 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err95ASSERT_VIOLATIONDATA_RACE (84 of 178 remaining) [2023-11-18 15:55:40,676 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err96ASSERT_VIOLATIONDATA_RACE (83 of 178 remaining) [2023-11-18 15:55:40,676 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err97ASSERT_VIOLATIONDATA_RACE (82 of 178 remaining) [2023-11-18 15:55:40,676 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err98ASSERT_VIOLATIONDATA_RACE (81 of 178 remaining) [2023-11-18 15:55:40,676 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err100ASSERT_VIOLATIONDATA_RACE (80 of 178 remaining) [2023-11-18 15:55:40,677 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err101ASSERT_VIOLATIONDATA_RACE (79 of 178 remaining) [2023-11-18 15:55:40,677 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err102ASSERT_VIOLATIONDATA_RACE (78 of 178 remaining) [2023-11-18 15:55:40,677 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err103ASSERT_VIOLATIONDATA_RACE (77 of 178 remaining) [2023-11-18 15:55:40,677 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err99ASSERT_VIOLATIONDATA_RACE (76 of 178 remaining) [2023-11-18 15:55:40,678 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err92ASSERT_VIOLATIONDATA_RACE (75 of 178 remaining) [2023-11-18 15:55:40,678 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err90ASSERT_VIOLATIONDATA_RACE (74 of 178 remaining) [2023-11-18 15:55:40,678 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err104ASSERT_VIOLATIONDATA_RACE (73 of 178 remaining) [2023-11-18 15:55:40,678 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err105ASSERT_VIOLATIONDATA_RACE (72 of 178 remaining) [2023-11-18 15:55:40,679 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err107ASSERT_VIOLATIONDATA_RACE (71 of 178 remaining) [2023-11-18 15:55:40,679 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err109ASSERT_VIOLATIONDATA_RACE (70 of 178 remaining) [2023-11-18 15:55:40,679 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err110ASSERT_VIOLATIONDATA_RACE (69 of 178 remaining) [2023-11-18 15:55:40,679 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err111ASSERT_VIOLATIONDATA_RACE (68 of 178 remaining) [2023-11-18 15:55:40,679 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err112ASSERT_VIOLATIONDATA_RACE (67 of 178 remaining) [2023-11-18 15:55:40,679 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err113ASSERT_VIOLATIONDATA_RACE (66 of 178 remaining) [2023-11-18 15:55:40,680 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err114ASSERT_VIOLATIONDATA_RACE (65 of 178 remaining) [2023-11-18 15:55:40,680 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err116ASSERT_VIOLATIONDATA_RACE (64 of 178 remaining) [2023-11-18 15:55:40,680 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err117ASSERT_VIOLATIONDATA_RACE (63 of 178 remaining) [2023-11-18 15:55:40,680 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err118ASSERT_VIOLATIONDATA_RACE (62 of 178 remaining) [2023-11-18 15:55:40,680 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err119ASSERT_VIOLATIONDATA_RACE (61 of 178 remaining) [2023-11-18 15:55:40,680 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err115ASSERT_VIOLATIONDATA_RACE (60 of 178 remaining) [2023-11-18 15:55:40,681 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err108ASSERT_VIOLATIONDATA_RACE (59 of 178 remaining) [2023-11-18 15:55:40,681 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err106ASSERT_VIOLATIONDATA_RACE (58 of 178 remaining) [2023-11-18 15:55:40,681 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err120ASSERT_VIOLATIONDATA_RACE (57 of 178 remaining) [2023-11-18 15:55:40,681 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err121ASSERT_VIOLATIONDATA_RACE (56 of 178 remaining) [2023-11-18 15:55:40,681 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err123ASSERT_VIOLATIONDATA_RACE (55 of 178 remaining) [2023-11-18 15:55:40,681 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err125ASSERT_VIOLATIONDATA_RACE (54 of 178 remaining) [2023-11-18 15:55:40,682 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err126ASSERT_VIOLATIONDATA_RACE (53 of 178 remaining) [2023-11-18 15:55:40,682 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err127ASSERT_VIOLATIONDATA_RACE (52 of 178 remaining) [2023-11-18 15:55:40,682 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err128ASSERT_VIOLATIONDATA_RACE (51 of 178 remaining) [2023-11-18 15:55:40,682 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err129ASSERT_VIOLATIONDATA_RACE (50 of 178 remaining) [2023-11-18 15:55:40,682 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err130ASSERT_VIOLATIONDATA_RACE (49 of 178 remaining) [2023-11-18 15:55:40,682 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err133ASSERT_VIOLATIONDATA_RACE (48 of 178 remaining) [2023-11-18 15:55:40,683 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err134ASSERT_VIOLATIONDATA_RACE (47 of 178 remaining) [2023-11-18 15:55:40,683 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err135ASSERT_VIOLATIONDATA_RACE (46 of 178 remaining) [2023-11-18 15:55:40,683 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err136ASSERT_VIOLATIONDATA_RACE (45 of 178 remaining) [2023-11-18 15:55:40,683 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err131ASSERT_VIOLATIONDATA_RACE (44 of 178 remaining) [2023-11-18 15:55:40,683 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err132ASSERT_VIOLATIONDATA_RACE (43 of 178 remaining) [2023-11-18 15:55:40,683 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err124ASSERT_VIOLATIONDATA_RACE (42 of 178 remaining) [2023-11-18 15:55:40,684 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err122ASSERT_VIOLATIONDATA_RACE (41 of 178 remaining) [2023-11-18 15:55:40,684 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err137ASSERT_VIOLATIONDATA_RACE (40 of 178 remaining) [2023-11-18 15:55:40,684 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err138ASSERT_VIOLATIONDATA_RACE (39 of 178 remaining) [2023-11-18 15:55:40,684 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err139ASSERT_VIOLATIONDATA_RACE (38 of 178 remaining) [2023-11-18 15:55:40,685 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err140ASSERT_VIOLATIONDATA_RACE (37 of 178 remaining) [2023-11-18 15:55:40,685 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err141ASSERT_VIOLATIONDATA_RACE (36 of 178 remaining) [2023-11-18 15:55:40,685 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err142ASSERT_VIOLATIONDATA_RACE (35 of 178 remaining) [2023-11-18 15:55:40,685 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err144ASSERT_VIOLATIONDATA_RACE (34 of 178 remaining) [2023-11-18 15:55:40,685 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err143ASSERT_VIOLATIONDATA_RACE (33 of 178 remaining) [2023-11-18 15:55:40,685 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err145ASSERT_VIOLATIONDATA_RACE (32 of 178 remaining) [2023-11-18 15:55:40,686 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err146ASSERT_VIOLATIONDATA_RACE (31 of 178 remaining) [2023-11-18 15:55:40,686 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err147ASSERT_VIOLATIONDATA_RACE (30 of 178 remaining) [2023-11-18 15:55:40,686 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err148ASSERT_VIOLATIONDATA_RACE (29 of 178 remaining) [2023-11-18 15:55:40,686 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err149ASSERT_VIOLATIONDATA_RACE (28 of 178 remaining) [2023-11-18 15:55:40,687 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err151ASSERT_VIOLATIONDATA_RACE (27 of 178 remaining) [2023-11-18 15:55:40,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err152ASSERT_VIOLATIONDATA_RACE (26 of 178 remaining) [2023-11-18 15:55:40,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err154ASSERT_VIOLATIONDATA_RACE (25 of 178 remaining) [2023-11-18 15:55:40,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err153ASSERT_VIOLATIONDATA_RACE (24 of 178 remaining) [2023-11-18 15:55:40,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err150ASSERT_VIOLATIONDATA_RACE (23 of 178 remaining) [2023-11-18 15:55:40,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err155ASSERT_VIOLATIONDATA_RACE (22 of 178 remaining) [2023-11-18 15:55:40,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err156ASSERT_VIOLATIONDATA_RACE (21 of 178 remaining) [2023-11-18 15:55:40,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err157ASSERT_VIOLATIONDATA_RACE (20 of 178 remaining) [2023-11-18 15:55:40,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err158ASSERT_VIOLATIONDATA_RACE (19 of 178 remaining) [2023-11-18 15:55:40,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err159ASSERT_VIOLATIONDATA_RACE (18 of 178 remaining) [2023-11-18 15:55:40,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err160ASSERT_VIOLATIONDATA_RACE (17 of 178 remaining) [2023-11-18 15:55:40,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err161ASSERT_VIOLATIONDATA_RACE (16 of 178 remaining) [2023-11-18 15:55:40,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err162ASSERT_VIOLATIONDATA_RACE (15 of 178 remaining) [2023-11-18 15:55:40,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err163ASSERT_VIOLATIONDATA_RACE (14 of 178 remaining) [2023-11-18 15:55:40,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err164ASSERT_VIOLATIONDATA_RACE (13 of 178 remaining) [2023-11-18 15:55:40,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err165ASSERT_VIOLATIONDATA_RACE (12 of 178 remaining) [2023-11-18 15:55:40,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err166ASSERT_VIOLATIONDATA_RACE (11 of 178 remaining) [2023-11-18 15:55:40,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err167ASSERT_VIOLATIONDATA_RACE (10 of 178 remaining) [2023-11-18 15:55:40,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err168ASSERT_VIOLATIONDATA_RACE (9 of 178 remaining) [2023-11-18 15:55:40,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err169ASSERT_VIOLATIONDATA_RACE (8 of 178 remaining) [2023-11-18 15:55:40,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err170ASSERT_VIOLATIONDATA_RACE (7 of 178 remaining) [2023-11-18 15:55:40,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err171ASSERT_VIOLATIONDATA_RACE (6 of 178 remaining) [2023-11-18 15:55:40,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err172ASSERT_VIOLATIONDATA_RACE (5 of 178 remaining) [2023-11-18 15:55:40,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err173ASSERT_VIOLATIONDATA_RACE (4 of 178 remaining) [2023-11-18 15:55:40,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err174ASSERT_VIOLATIONDATA_RACE (3 of 178 remaining) [2023-11-18 15:55:40,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err175ASSERT_VIOLATIONDATA_RACE (2 of 178 remaining) [2023-11-18 15:55:40,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err176ASSERT_VIOLATIONDATA_RACE (1 of 178 remaining) [2023-11-18 15:55:40,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err177ASSERT_VIOLATIONDATA_RACE (0 of 178 remaining) [2023-11-18 15:55:40,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-18 15:55:40,700 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-18 15:55:40,702 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/4) [2023-11-18 15:55:40,711 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-18 15:55:40,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-18 15:55:40,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-18 15:55:40,750 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-18 15:55:40,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-11-18 15:55:40,759 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-18 15:55:40,759 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-18 15:55:40,762 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=PARTIAL_ORDER_FA, 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;@603b3c8b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-18 15:55:40,762 INFO L358 AbstractCegarLoop]: Starting to check reachability of 47 error locations. [2023-11-18 15:55:48,768 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 44 more)] === [2023-11-18 15:55:48,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-18 15:55:48,769 INFO L85 PathProgramCache]: Analyzing trace with hash 712379043, now seen corresponding path program 1 times [2023-11-18 15:55:48,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-18 15:55:48,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923250314] [2023-11-18 15:55:48,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-18 15:55:48,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-18 15:55:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-18 15:55:48,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-18 15:55:48,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-18 15:55:48,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923250314] [2023-11-18 15:55:48,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923250314] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-18 15:55:48,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-18 15:55:48,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-18 15:55:48,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313476249] [2023-11-18 15:55:48,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-18 15:55:48,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-18 15:55:48,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-18 15:55:48,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-18 15:55:48,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-18 15:55:48,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:48,868 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-18 15:55:48,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 76.0) internal successors, (76), 2 states have internal predecessors, (76), 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) [2023-11-18 15:55:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:48,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:48,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-18 15:55:48,902 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 44 more)] === [2023-11-18 15:55:48,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-18 15:55:48,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1696754858, now seen corresponding path program 1 times [2023-11-18 15:55:48,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-18 15:55:48,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774368495] [2023-11-18 15:55:48,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-18 15:55:48,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-18 15:55:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-18 15:55:49,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-18 15:55:49,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-18 15:55:49,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774368495] [2023-11-18 15:55:49,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774368495] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-18 15:55:49,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-18 15:55:49,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-18 15:55:49,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387150010] [2023-11-18 15:55:49,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-18 15:55:49,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-18 15:55:49,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-18 15:55:49,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-18 15:55:49,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-18 15:55:49,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:49,037 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-18 15:55:49,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 39.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2023-11-18 15:55:49,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:49,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:50,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:50,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-18 15:55:50,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-18 15:55:50,064 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr43ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 44 more)] === [2023-11-18 15:55:50,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-18 15:55:50,065 INFO L85 PathProgramCache]: Analyzing trace with hash 927147317, now seen corresponding path program 1 times [2023-11-18 15:55:50,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-18 15:55:50,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859027342] [2023-11-18 15:55:50,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-18 15:55:50,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-18 15:55:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-18 15:55:50,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-18 15:55:50,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-18 15:55:50,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859027342] [2023-11-18 15:55:50,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859027342] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-18 15:55:50,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-18 15:55:50,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-18 15:55:50,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101601070] [2023-11-18 15:55:50,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-18 15:55:50,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-18 15:55:50,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-18 15:55:50,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-18 15:55:50,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-18 15:55:50,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:50,216 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-18 15:55:50,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 44.0) internal successors, (88), 3 states have internal predecessors, (88), 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) [2023-11-18 15:55:50,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:50,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-18 15:55:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:56,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:55:56,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-18 15:55:56,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-18 15:55:56,652 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (46 of 47 remaining) [2023-11-18 15:55:56,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (45 of 47 remaining) [2023-11-18 15:55:56,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (44 of 47 remaining) [2023-11-18 15:55:56,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (43 of 47 remaining) [2023-11-18 15:55:56,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (42 of 47 remaining) [2023-11-18 15:55:56,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (41 of 47 remaining) [2023-11-18 15:55:56,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (40 of 47 remaining) [2023-11-18 15:55:56,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (39 of 47 remaining) [2023-11-18 15:55:56,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (38 of 47 remaining) [2023-11-18 15:55:56,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (37 of 47 remaining) [2023-11-18 15:55:56,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (36 of 47 remaining) [2023-11-18 15:55:56,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (35 of 47 remaining) [2023-11-18 15:55:56,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (34 of 47 remaining) [2023-11-18 15:55:56,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (33 of 47 remaining) [2023-11-18 15:55:56,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (32 of 47 remaining) [2023-11-18 15:55:56,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (31 of 47 remaining) [2023-11-18 15:55:56,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (30 of 47 remaining) [2023-11-18 15:55:56,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (29 of 47 remaining) [2023-11-18 15:55:56,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (28 of 47 remaining) [2023-11-18 15:55:56,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (27 of 47 remaining) [2023-11-18 15:55:56,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (26 of 47 remaining) [2023-11-18 15:55:56,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (25 of 47 remaining) [2023-11-18 15:55:56,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (24 of 47 remaining) [2023-11-18 15:55:56,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (23 of 47 remaining) [2023-11-18 15:55:56,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (22 of 47 remaining) [2023-11-18 15:55:56,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (21 of 47 remaining) [2023-11-18 15:55:56,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (20 of 47 remaining) [2023-11-18 15:55:56,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (19 of 47 remaining) [2023-11-18 15:55:56,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (18 of 47 remaining) [2023-11-18 15:55:56,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (17 of 47 remaining) [2023-11-18 15:55:56,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (16 of 47 remaining) [2023-11-18 15:55:56,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (15 of 47 remaining) [2023-11-18 15:55:56,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (14 of 47 remaining) [2023-11-18 15:55:56,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE (13 of 47 remaining) [2023-11-18 15:55:56,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (12 of 47 remaining) [2023-11-18 15:55:56,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (11 of 47 remaining) [2023-11-18 15:55:56,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (10 of 47 remaining) [2023-11-18 15:55:56,658 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (9 of 47 remaining) [2023-11-18 15:55:56,658 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONDATA_RACE (8 of 47 remaining) [2023-11-18 15:55:56,658 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONDATA_RACE (7 of 47 remaining) [2023-11-18 15:55:56,658 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONDATA_RACE (6 of 47 remaining) [2023-11-18 15:55:56,658 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONDATA_RACE (5 of 47 remaining) [2023-11-18 15:55:56,658 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONDATA_RACE (4 of 47 remaining) [2023-11-18 15:55:56,658 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONDATA_RACE (3 of 47 remaining) [2023-11-18 15:55:56,659 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 47 remaining) [2023-11-18 15:55:56,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 47 remaining) [2023-11-18 15:55:56,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 47 remaining) [2023-11-18 15:55:56,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-18 15:55:56,664 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-18 15:55:56,665 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/4) [2023-11-18 15:55:56,669 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-18 15:55:56,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-18 15:55:56,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-18 15:55:56,671 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-18 15:55:56,672 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2023-11-18 15:55:56,678 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-18 15:55:56,679 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork2 ======== [2023-11-18 15:55:56,679 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=PARTIAL_ORDER_FA, 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;@603b3c8b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-18 15:55:56,679 INFO L358 AbstractCegarLoop]: Starting to check reachability of 48 error locations. [2023-11-18 15:56:04,267 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONDATA_RACE === [P1Err0ASSERT_VIOLATIONDATA_RACE, P1Err1ASSERT_VIOLATIONDATA_RACE, P1Err2ASSERT_VIOLATIONDATA_RACE, P1Err3ASSERT_VIOLATIONDATA_RACE (and 44 more)] === [2023-11-18 15:56:04,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-18 15:56:04,267 INFO L85 PathProgramCache]: Analyzing trace with hash 1405248228, now seen corresponding path program 1 times [2023-11-18 15:56:04,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-18 15:56:04,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393611542] [2023-11-18 15:56:04,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-18 15:56:04,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-18 15:56:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-18 15:56:04,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-18 15:56:04,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-18 15:56:04,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393611542] [2023-11-18 15:56:04,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393611542] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-18 15:56:04,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-18 15:56:04,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-18 15:56:04,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570617420] [2023-11-18 15:56:04,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-18 15:56:04,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-18 15:56:04,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-18 15:56:04,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-18 15:56:04,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-18 15:56:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-18 15:56:04,367 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-18 15:56:04,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 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) [2023-11-18 15:56:04,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.