./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E --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 2872c384167f2e3876e0fc6c6cdca366b47c7b8757c341fcf44d3890af023ea5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:17:37,926 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:17:38,054 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-14 03:17:38,064 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:17:38,064 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:17:38,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:17:38,115 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:17:38,116 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:17:38,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:17:38,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:17:38,118 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:17:38,119 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:17:38,119 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:17:38,119 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:17:38,119 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:17:38,119 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:17:38,119 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:17:38,120 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:17:38,120 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:17:38,120 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:17:38,121 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:17:38,121 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:17:38,122 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:17:38,122 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:17:38,122 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:17:38,123 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:17:38,123 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:17:38,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:17:38,124 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:17:38,124 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:17:38,124 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:17:38,124 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-14 03:17:38,124 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:17:38,124 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 03:17:38,125 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:17:38,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:17:38,125 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:17:38,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:17:38,126 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:17:38,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:17:38,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:17:38,127 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:17:38,127 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:17:38,127 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:17:38,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:17:38,127 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:17:38,128 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:17:38,128 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:17:38,128 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E 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 -> 2872c384167f2e3876e0fc6c6cdca366b47c7b8757c341fcf44d3890af023ea5 [2024-11-14 03:17:38,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:17:38,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:17:38,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:17:38,573 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:17:38,574 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:17:38,576 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i Unable to find full path for "g++" [2024-11-14 03:17:40,891 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:17:41,525 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:17:41,526 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2024-11-14 03:17:41,586 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/data/27229dd2a/fecdb3ced10446ac9e144fde0e2a062b/FLAG711ad2420 [2024-11-14 03:17:41,614 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/data/27229dd2a/fecdb3ced10446ac9e144fde0e2a062b [2024-11-14 03:17:41,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:17:41,618 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:17:41,622 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:17:41,623 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:17:41,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:17:41,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:17:41" (1/1) ... [2024-11-14 03:17:41,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ce8f7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:41, skipping insertion in model container [2024-11-14 03:17:41,638 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:17:41" (1/1) ... [2024-11-14 03:17:41,715 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:17:42,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:17:42,314 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:17:42,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:17:42,495 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:17:42,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:42 WrapperNode [2024-11-14 03:17:42,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:17:42,498 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:17:42,498 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:17:42,498 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:17:42,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:42" (1/1) ... [2024-11-14 03:17:42,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:42" (1/1) ... [2024-11-14 03:17:42,589 INFO L138 Inliner]: procedures = 248, calls = 56, calls flagged for inlining = 13, calls inlined = 18, statements flattened = 238 [2024-11-14 03:17:42,589 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:17:42,595 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:17:42,595 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:17:42,596 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:17:42,608 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:42" (1/1) ... [2024-11-14 03:17:42,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:42" (1/1) ... [2024-11-14 03:17:42,623 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:42" (1/1) ... [2024-11-14 03:17:42,623 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:42" (1/1) ... [2024-11-14 03:17:42,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:42" (1/1) ... [2024-11-14 03:17:42,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:42" (1/1) ... [2024-11-14 03:17:42,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:42" (1/1) ... [2024-11-14 03:17:42,675 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:42" (1/1) ... [2024-11-14 03:17:42,690 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:17:42,691 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:17:42,691 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:17:42,691 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:17:42,696 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:42" (1/1) ... [2024-11-14 03:17:42,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:17:42,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:17:42,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:17:42,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:17:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2024-11-14 03:17:42,784 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2024-11-14 03:17:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 03:17:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 03:17:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 03:17:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 03:17:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-14 03:17:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 03:17:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 03:17:42,786 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-14 03:17:42,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:17:42,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 03:17:42,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:17:42,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:17:42,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:17:42,788 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 03:17:43,146 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:17:43,148 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:17:43,823 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 03:17:43,823 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:17:44,001 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:17:44,001 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 03:17:44,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:17:44 BoogieIcfgContainer [2024-11-14 03:17:44,002 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:17:44,006 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:17:44,006 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:17:44,013 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:17:44,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:17:41" (1/3) ... [2024-11-14 03:17:44,014 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f02e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:17:44, skipping insertion in model container [2024-11-14 03:17:44,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:17:42" (2/3) ... [2024-11-14 03:17:44,015 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f02e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:17:44, skipping insertion in model container [2024-11-14 03:17:44,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:17:44" (3/3) ... [2024-11-14 03:17:44,017 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_4-container_of.i [2024-11-14 03:17:44,037 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:17:44,039 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG race-2_4-container_of.i that has 2 procedures, 236 locations, 1 initial locations, 0 loop locations, and 19 error locations. [2024-11-14 03:17:44,039 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 03:17:44,182 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-14 03:17:44,283 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 263 places, 267 transitions, 548 flow [2024-11-14 03:17:46,505 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 42425 states, 42227 states have (on average 2.93402325526322) internal successors, (123895), 42424 states have internal predecessors, (123895), 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) [2024-11-14 03:17:46,545 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:17:46,566 INFO L333 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, 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;@11650a60, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:17:46,567 INFO L334 AbstractCegarLoop]: Starting to check reachability of 27 error locations. [2024-11-14 03:17:46,670 INFO L276 IsEmpty]: Start isEmpty. Operand has 42425 states, 42227 states have (on average 2.93402325526322) internal successors, (123895), 42424 states have internal predecessors, (123895), 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) [2024-11-14 03:17:46,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-14 03:17:46,679 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:17:46,680 INFO L215 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] [2024-11-14 03:17:46,683 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2024-11-14 03:17:46,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:17:46,689 INFO L85 PathProgramCache]: Analyzing trace with hash -555483010, now seen corresponding path program 1 times [2024-11-14 03:17:46,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:17:46,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56368679] [2024-11-14 03:17:46,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:17:46,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:17:47,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:17:48,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:17:48,473 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:17:48,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56368679] [2024-11-14 03:17:48,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56368679] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:17:48,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:17:48,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:17:48,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804036403] [2024-11-14 03:17:48,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:17:48,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:17:48,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:17:48,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:17:48,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:17:48,646 INFO L87 Difference]: Start difference. First operand has 42425 states, 42227 states have (on average 2.93402325526322) internal successors, (123895), 42424 states have internal predecessors, (123895), 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 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 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) [2024-11-14 03:17:49,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:17:49,976 INFO L93 Difference]: Finished difference Result 51561 states and 153518 transitions. [2024-11-14 03:17:49,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:17:49,980 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 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 32 [2024-11-14 03:17:49,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:17:50,313 INFO L225 Difference]: With dead ends: 51561 [2024-11-14 03:17:50,314 INFO L226 Difference]: Without dead ends: 21191 [2024-11-14 03:17:50,413 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:17:50,419 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 3 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:17:50,421 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 370 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-14 03:17:50,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21191 states. [2024-11-14 03:17:51,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21191 to 21191. [2024-11-14 03:17:51,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21191 states, 21175 states have (on average 2.8488783943329397) internal successors, (60325), 21190 states have internal predecessors, (60325), 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) [2024-11-14 03:17:52,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21191 states to 21191 states and 60325 transitions. [2024-11-14 03:17:52,076 INFO L78 Accepts]: Start accepts. Automaton has 21191 states and 60325 transitions. Word has length 32 [2024-11-14 03:17:52,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:17:52,077 INFO L471 AbstractCegarLoop]: Abstraction has 21191 states and 60325 transitions. [2024-11-14 03:17:52,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 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) [2024-11-14 03:17:52,077 INFO L276 IsEmpty]: Start isEmpty. Operand 21191 states and 60325 transitions. [2024-11-14 03:17:52,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-14 03:17:52,079 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:17:52,079 INFO L215 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, 1, 1, 1, 1, 1] [2024-11-14 03:17:52,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:17:52,080 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2024-11-14 03:17:52,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:17:52,081 INFO L85 PathProgramCache]: Analyzing trace with hash -843172853, now seen corresponding path program 1 times [2024-11-14 03:17:52,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:17:52,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318739598] [2024-11-14 03:17:52,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:17:52,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:17:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:17:53,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:17:53,051 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:17:53,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318739598] [2024-11-14 03:17:53,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318739598] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:17:53,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:17:53,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:17:53,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773668695] [2024-11-14 03:17:53,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:17:53,054 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:17:53,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:17:53,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:17:53,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:17:53,055 INFO L87 Difference]: Start difference. First operand 21191 states and 60325 transitions. Second operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 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) [2024-11-14 03:17:53,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:17:53,521 INFO L93 Difference]: Finished difference Result 21191 states and 60325 transitions. [2024-11-14 03:17:53,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:17:53,523 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 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 40 [2024-11-14 03:17:53,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:17:53,677 INFO L225 Difference]: With dead ends: 21191 [2024-11-14 03:17:53,677 INFO L226 Difference]: Without dead ends: 21190 [2024-11-14 03:17:53,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:17:53,690 INFO L432 NwaCegarLoop]: 183 mSDtfsCounter, 3 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-14 03:17:53,692 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 316 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-14 03:17:53,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21190 states. [2024-11-14 03:17:54,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21190 to 21190. [2024-11-14 03:17:54,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21190 states, 21175 states have (on average 2.8488311688311687) internal successors, (60324), 21189 states have internal predecessors, (60324), 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) [2024-11-14 03:17:55,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21190 states to 21190 states and 60324 transitions. [2024-11-14 03:17:55,270 INFO L78 Accepts]: Start accepts. Automaton has 21190 states and 60324 transitions. Word has length 40 [2024-11-14 03:17:55,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:17:55,275 INFO L471 AbstractCegarLoop]: Abstraction has 21190 states and 60324 transitions. [2024-11-14 03:17:55,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 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) [2024-11-14 03:17:55,276 INFO L276 IsEmpty]: Start isEmpty. Operand 21190 states and 60324 transitions. [2024-11-14 03:17:55,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-14 03:17:55,281 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:17:55,282 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:17:55,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 03:17:55,283 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2024-11-14 03:17:55,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:17:55,285 INFO L85 PathProgramCache]: Analyzing trace with hash -1160299974, now seen corresponding path program 1 times [2024-11-14 03:17:55,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:17:55,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131314402] [2024-11-14 03:17:55,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:17:55,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:17:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:17:55,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:17:55,538 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:17:55,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131314402] [2024-11-14 03:17:55,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131314402] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:17:55,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:17:55,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:17:55,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845456394] [2024-11-14 03:17:55,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:17:55,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:17:55,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:17:55,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:17:55,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:17:55,541 INFO L87 Difference]: Start difference. First operand 21190 states and 60324 transitions. Second operand has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 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) [2024-11-14 03:17:55,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:17:55,885 INFO L93 Difference]: Finished difference Result 21190 states and 60324 transitions. [2024-11-14 03:17:55,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:17:55,886 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 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 52 [2024-11-14 03:17:55,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:17:56,053 INFO L225 Difference]: With dead ends: 21190 [2024-11-14 03:17:56,054 INFO L226 Difference]: Without dead ends: 21189 [2024-11-14 03:17:56,067 INFO L431 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 [2024-11-14 03:17:56,068 INFO L432 NwaCegarLoop]: 185 mSDtfsCounter, 20 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:17:56,069 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 361 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 03:17:56,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21189 states. [2024-11-14 03:17:57,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21189 to 21189. [2024-11-14 03:17:57,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21189 states, 21175 states have (on average 2.8487839433293978) internal successors, (60323), 21188 states have internal predecessors, (60323), 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) [2024-11-14 03:17:57,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21189 states to 21189 states and 60323 transitions. [2024-11-14 03:17:57,180 INFO L78 Accepts]: Start accepts. Automaton has 21189 states and 60323 transitions. Word has length 52 [2024-11-14 03:17:57,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:17:57,181 INFO L471 AbstractCegarLoop]: Abstraction has 21189 states and 60323 transitions. [2024-11-14 03:17:57,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 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) [2024-11-14 03:17:57,181 INFO L276 IsEmpty]: Start isEmpty. Operand 21189 states and 60323 transitions. [2024-11-14 03:17:57,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-14 03:17:57,188 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:17:57,189 INFO L215 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, 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] [2024-11-14 03:17:57,189 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 03:17:57,189 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2024-11-14 03:17:57,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:17:57,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1663508507, now seen corresponding path program 1 times [2024-11-14 03:17:57,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:17:57,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47558874] [2024-11-14 03:17:57,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:17:57,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:17:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:17:57,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:17:57,322 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:17:57,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47558874] [2024-11-14 03:17:57,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47558874] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:17:57,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:17:57,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:17:57,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850690572] [2024-11-14 03:17:57,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:17:57,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:17:57,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:17:57,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:17:57,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:17:57,326 INFO L87 Difference]: Start difference. First operand 21189 states and 60323 transitions. Second operand has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 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) [2024-11-14 03:17:57,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:17:57,597 INFO L93 Difference]: Finished difference Result 21189 states and 60323 transitions. [2024-11-14 03:17:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:17:57,598 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 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 62 [2024-11-14 03:17:57,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:17:57,752 INFO L225 Difference]: With dead ends: 21189 [2024-11-14 03:17:57,752 INFO L226 Difference]: Without dead ends: 21171 [2024-11-14 03:17:57,764 INFO L431 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 [2024-11-14 03:17:57,766 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 37 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:17:57,766 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 371 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 03:17:57,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21171 states. [2024-11-14 03:17:58,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21171 to 21171. [2024-11-14 03:17:58,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21171 states, 21158 states have (on average 2.849418659608659) internal successors, (60288), 21170 states have internal predecessors, (60288), 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) [2024-11-14 03:17:58,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21171 states to 21171 states and 60288 transitions. [2024-11-14 03:17:58,722 INFO L78 Accepts]: Start accepts. Automaton has 21171 states and 60288 transitions. Word has length 62 [2024-11-14 03:17:58,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:17:58,723 INFO L471 AbstractCegarLoop]: Abstraction has 21171 states and 60288 transitions. [2024-11-14 03:17:58,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 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) [2024-11-14 03:17:58,724 INFO L276 IsEmpty]: Start isEmpty. Operand 21171 states and 60288 transitions. [2024-11-14 03:17:58,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-14 03:17:58,728 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:17:58,728 INFO L215 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, 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] [2024-11-14 03:17:58,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 03:17:58,729 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2024-11-14 03:17:58,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:17:58,729 INFO L85 PathProgramCache]: Analyzing trace with hash 862446512, now seen corresponding path program 1 times [2024-11-14 03:17:58,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:17:58,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504957481] [2024-11-14 03:17:58,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:17:58,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:17:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:17:59,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:17:59,757 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:17:59,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504957481] [2024-11-14 03:17:59,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504957481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:17:59,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:17:59,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:17:59,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361392059] [2024-11-14 03:17:59,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:17:59,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:17:59,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:17:59,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:17:59,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:17:59,761 INFO L87 Difference]: Start difference. First operand 21171 states and 60288 transitions. Second operand has 6 states, 5 states have (on average 12.6) internal successors, (63), 6 states have internal predecessors, (63), 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) [2024-11-14 03:18:00,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:18:00,833 INFO L93 Difference]: Finished difference Result 22389 states and 63726 transitions. [2024-11-14 03:18:00,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:18:00,834 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.6) internal successors, (63), 6 states have internal predecessors, (63), 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 63 [2024-11-14 03:18:00,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:18:01,003 INFO L225 Difference]: With dead ends: 22389 [2024-11-14 03:18:01,004 INFO L226 Difference]: Without dead ends: 22064 [2024-11-14 03:18:01,019 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:18:01,021 INFO L432 NwaCegarLoop]: 277 mSDtfsCounter, 113 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 03:18:01,022 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 677 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 03:18:01,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22064 states. [2024-11-14 03:18:01,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22064 to 21861. [2024-11-14 03:18:01,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21861 states, 21849 states have (on average 2.847544510046226) internal successors, (62216), 21860 states have internal predecessors, (62216), 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) [2024-11-14 03:18:01,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21861 states to 21861 states and 62216 transitions. [2024-11-14 03:18:01,990 INFO L78 Accepts]: Start accepts. Automaton has 21861 states and 62216 transitions. Word has length 63 [2024-11-14 03:18:01,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:18:01,990 INFO L471 AbstractCegarLoop]: Abstraction has 21861 states and 62216 transitions. [2024-11-14 03:18:01,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.6) internal successors, (63), 6 states have internal predecessors, (63), 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) [2024-11-14 03:18:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 21861 states and 62216 transitions. [2024-11-14 03:18:01,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-14 03:18:01,992 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:18:01,992 INFO L215 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, 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] [2024-11-14 03:18:01,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 03:18:01,993 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2024-11-14 03:18:01,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:18:01,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1251921167, now seen corresponding path program 1 times [2024-11-14 03:18:01,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:18:01,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136119633] [2024-11-14 03:18:01,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:18:01,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:18:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:18:02,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:18:02,155 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:18:02,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136119633] [2024-11-14 03:18:02,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136119633] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:18:02,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:18:02,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:18:02,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882816002] [2024-11-14 03:18:02,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:18:02,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:18:02,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:18:02,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:18:02,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:18:02,161 INFO L87 Difference]: Start difference. First operand 21861 states and 62216 transitions. Second operand has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 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) [2024-11-14 03:18:02,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:18:02,422 INFO L93 Difference]: Finished difference Result 21901 states and 62255 transitions. [2024-11-14 03:18:02,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:18:02,423 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 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 64 [2024-11-14 03:18:02,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:18:02,568 INFO L225 Difference]: With dead ends: 21901 [2024-11-14 03:18:02,568 INFO L226 Difference]: Without dead ends: 21566 [2024-11-14 03:18:02,580 INFO L431 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 [2024-11-14 03:18:02,583 INFO L432 NwaCegarLoop]: 246 mSDtfsCounter, 115 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:18:02,583 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 387 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 03:18:02,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21566 states. [2024-11-14 03:18:03,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21566 to 21526. [2024-11-14 03:18:03,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21526 states, 21516 states have (on average 2.847601784718349) internal successors, (61269), 21525 states have internal predecessors, (61269), 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) [2024-11-14 03:18:03,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21526 states to 21526 states and 61269 transitions. [2024-11-14 03:18:03,563 INFO L78 Accepts]: Start accepts. Automaton has 21526 states and 61269 transitions. Word has length 64 [2024-11-14 03:18:03,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:18:03,564 INFO L471 AbstractCegarLoop]: Abstraction has 21526 states and 61269 transitions. [2024-11-14 03:18:03,564 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 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) [2024-11-14 03:18:03,564 INFO L276 IsEmpty]: Start isEmpty. Operand 21526 states and 61269 transitions. [2024-11-14 03:18:03,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-14 03:18:03,566 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:18:03,567 INFO L215 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, 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, 1] [2024-11-14 03:18:03,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-14 03:18:03,567 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2024-11-14 03:18:03,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:18:03,568 INFO L85 PathProgramCache]: Analyzing trace with hash 2127646992, now seen corresponding path program 1 times [2024-11-14 03:18:03,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:18:03,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392653348] [2024-11-14 03:18:03,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:18:03,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:18:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:18:04,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:18:04,644 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:18:04,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392653348] [2024-11-14 03:18:04,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392653348] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:18:04,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:18:04,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:18:04,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272967583] [2024-11-14 03:18:04,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:18:04,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:18:04,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:18:04,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:18:04,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:18:04,646 INFO L87 Difference]: Start difference. First operand 21526 states and 61269 transitions. Second operand has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 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) [2024-11-14 03:18:05,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:18:05,692 INFO L93 Difference]: Finished difference Result 22744 states and 64707 transitions. [2024-11-14 03:18:05,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:18:05,693 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 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 71 [2024-11-14 03:18:05,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:18:05,840 INFO L225 Difference]: With dead ends: 22744 [2024-11-14 03:18:05,840 INFO L226 Difference]: Without dead ends: 22419 [2024-11-14 03:18:05,852 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:18:05,854 INFO L432 NwaCegarLoop]: 276 mSDtfsCounter, 115 mSDsluCounter, 326 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-14 03:18:05,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 602 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-14 03:18:05,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22419 states. [2024-11-14 03:18:06,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22419 to 22216. [2024-11-14 03:18:06,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22216 states, 22207 states have (on average 2.8458143828522537) internal successors, (63197), 22215 states have internal predecessors, (63197), 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) [2024-11-14 03:18:06,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22216 states to 22216 states and 63197 transitions. [2024-11-14 03:18:06,426 INFO L78 Accepts]: Start accepts. Automaton has 22216 states and 63197 transitions. Word has length 71 [2024-11-14 03:18:06,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:18:06,426 INFO L471 AbstractCegarLoop]: Abstraction has 22216 states and 63197 transitions. [2024-11-14 03:18:06,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 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) [2024-11-14 03:18:06,426 INFO L276 IsEmpty]: Start isEmpty. Operand 22216 states and 63197 transitions. [2024-11-14 03:18:06,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-14 03:18:06,430 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:18:06,430 INFO L215 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, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:18:06,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-14 03:18:06,430 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2024-11-14 03:18:06,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:18:06,431 INFO L85 PathProgramCache]: Analyzing trace with hash -404507953, now seen corresponding path program 1 times [2024-11-14 03:18:06,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:18:06,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026244565] [2024-11-14 03:18:06,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:18:06,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:18:06,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:18:07,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:18:07,355 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:18:07,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026244565] [2024-11-14 03:18:07,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026244565] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:18:07,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:18:07,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:18:07,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961994684] [2024-11-14 03:18:07,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:18:07,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:18:07,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:18:07,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:18:07,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:18:07,358 INFO L87 Difference]: Start difference. First operand 22216 states and 63197 transitions. Second operand has 6 states, 5 states have (on average 15.6) internal successors, (78), 6 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) [2024-11-14 03:18:08,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:18:08,087 INFO L93 Difference]: Finished difference Result 26078 states and 73886 transitions. [2024-11-14 03:18:08,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:18:08,088 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 15.6) internal successors, (78), 6 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) Word has length 78 [2024-11-14 03:18:08,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:18:08,464 INFO L225 Difference]: With dead ends: 26078 [2024-11-14 03:18:08,464 INFO L226 Difference]: Without dead ends: 25752 [2024-11-14 03:18:08,471 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:18:08,472 INFO L432 NwaCegarLoop]: 261 mSDtfsCounter, 208 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 472 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:18:08,473 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 472 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 03:18:08,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25752 states. [2024-11-14 03:18:08,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25752 to 22905. [2024-11-14 03:18:08,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22905 states, 22898 states have (on average 2.8440911870032317) internal successors, (65124), 22904 states have internal predecessors, (65124), 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) [2024-11-14 03:18:09,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22905 states to 22905 states and 65124 transitions. [2024-11-14 03:18:09,108 INFO L78 Accepts]: Start accepts. Automaton has 22905 states and 65124 transitions. Word has length 78 [2024-11-14 03:18:09,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:18:09,109 INFO L471 AbstractCegarLoop]: Abstraction has 22905 states and 65124 transitions. [2024-11-14 03:18:09,109 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.6) internal successors, (78), 6 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) [2024-11-14 03:18:09,109 INFO L276 IsEmpty]: Start isEmpty. Operand 22905 states and 65124 transitions. [2024-11-14 03:18:09,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-14 03:18:09,129 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:18:09,129 INFO L215 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:18:09,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-14 03:18:09,130 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2024-11-14 03:18:09,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:18:09,130 INFO L85 PathProgramCache]: Analyzing trace with hash 45023431, now seen corresponding path program 1 times [2024-11-14 03:18:09,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:18:09,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992056136] [2024-11-14 03:18:09,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:18:09,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:18:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:18:10,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:18:10,312 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:18:10,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992056136] [2024-11-14 03:18:10,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992056136] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:18:10,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:18:10,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:18:10,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298433844] [2024-11-14 03:18:10,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:18:10,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:18:10,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:18:10,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:18:10,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:18:10,318 INFO L87 Difference]: Start difference. First operand 22905 states and 65124 transitions. Second operand has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 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) [2024-11-14 03:18:11,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:18:11,472 INFO L93 Difference]: Finished difference Result 23933 states and 67799 transitions. [2024-11-14 03:18:11,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:18:11,473 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 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 91 [2024-11-14 03:18:11,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:18:11,595 INFO L225 Difference]: With dead ends: 23933 [2024-11-14 03:18:11,595 INFO L226 Difference]: Without dead ends: 22574 [2024-11-14 03:18:11,611 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:18:11,612 INFO L432 NwaCegarLoop]: 276 mSDtfsCounter, 128 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 762 SdHoareTripleChecker+Invalid, 375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:18:11,612 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 762 Invalid, 375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-14 03:18:11,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22574 states. [2024-11-14 03:18:12,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22574 to 22574. [2024-11-14 03:18:12,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22574 states, 22569 states have (on average 2.837742035535469) internal successors, (64045), 22573 states have internal predecessors, (64045), 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) [2024-11-14 03:18:12,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22574 states to 22574 states and 64045 transitions. [2024-11-14 03:18:12,448 INFO L78 Accepts]: Start accepts. Automaton has 22574 states and 64045 transitions. Word has length 91 [2024-11-14 03:18:12,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:18:12,449 INFO L471 AbstractCegarLoop]: Abstraction has 22574 states and 64045 transitions. [2024-11-14 03:18:12,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 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) [2024-11-14 03:18:12,449 INFO L276 IsEmpty]: Start isEmpty. Operand 22574 states and 64045 transitions. [2024-11-14 03:18:12,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-14 03:18:12,469 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:18:12,469 INFO L215 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:18:12,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-14 03:18:12,469 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2024-11-14 03:18:12,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:18:12,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1542395868, now seen corresponding path program 1 times [2024-11-14 03:18:12,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:18:12,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832186047] [2024-11-14 03:18:12,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:18:12,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:18:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:18:12,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:18:12,691 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:18:12,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832186047] [2024-11-14 03:18:12,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832186047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:18:12,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:18:12,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:18:12,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892803424] [2024-11-14 03:18:12,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:18:12,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:18:12,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:18:12,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:18:12,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:18:12,693 INFO L87 Difference]: Start difference. First operand 22574 states and 64045 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 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) [2024-11-14 03:18:13,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:18:13,087 INFO L93 Difference]: Finished difference Result 22574 states and 64045 transitions. [2024-11-14 03:18:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:18:13,088 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 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 94 [2024-11-14 03:18:13,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:18:13,152 INFO L225 Difference]: With dead ends: 22574 [2024-11-14 03:18:13,152 INFO L226 Difference]: Without dead ends: 7451 [2024-11-14 03:18:13,182 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-14 03:18:13,183 INFO L432 NwaCegarLoop]: 174 mSDtfsCounter, 175 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-14 03:18:13,183 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 544 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-14 03:18:13,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7451 states. [2024-11-14 03:18:13,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7451 to 7451. [2024-11-14 03:18:13,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7451 states, 7450 states have (on average 2.7981208053691273) internal successors, (20846), 7450 states have internal predecessors, (20846), 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) [2024-11-14 03:18:13,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7451 states to 7451 states and 20846 transitions. [2024-11-14 03:18:13,395 INFO L78 Accepts]: Start accepts. Automaton has 7451 states and 20846 transitions. Word has length 94 [2024-11-14 03:18:13,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:18:13,395 INFO L471 AbstractCegarLoop]: Abstraction has 7451 states and 20846 transitions. [2024-11-14 03:18:13,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 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) [2024-11-14 03:18:13,396 INFO L276 IsEmpty]: Start isEmpty. Operand 7451 states and 20846 transitions. [2024-11-14 03:18:13,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-14 03:18:13,411 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:18:13,411 INFO L215 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, 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, 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, 1] [2024-11-14 03:18:13,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-14 03:18:13,412 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2024-11-14 03:18:13,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:18:13,412 INFO L85 PathProgramCache]: Analyzing trace with hash 111148102, now seen corresponding path program 1 times [2024-11-14 03:18:13,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:18:13,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930686689] [2024-11-14 03:18:13,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:18:13,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:18:13,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:18:13,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:18:13,543 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:18:13,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930686689] [2024-11-14 03:18:13,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930686689] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:18:13,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:18:13,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:18:13,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476005213] [2024-11-14 03:18:13,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:18:13,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:18:13,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:18:13,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:18:13,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:18:13,545 INFO L87 Difference]: Start difference. First operand 7451 states and 20846 transitions. Second operand has 3 states, 2 states have (on average 53.0) internal successors, (106), 3 states have internal predecessors, (106), 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) [2024-11-14 03:18:13,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:18:13,668 INFO L93 Difference]: Finished difference Result 7451 states and 20846 transitions. [2024-11-14 03:18:13,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:18:13,669 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 53.0) internal successors, (106), 3 states have internal predecessors, (106), 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 106 [2024-11-14 03:18:13,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:18:13,707 INFO L225 Difference]: With dead ends: 7451 [2024-11-14 03:18:13,708 INFO L226 Difference]: Without dead ends: 0 [2024-11-14 03:18:13,719 INFO L431 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 [2024-11-14 03:18:13,721 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 17 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:18:13,721 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 219 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 03:18:13,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-14 03:18:13,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-14 03:18:13,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2024-11-14 03:18:13,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-14 03:18:13,754 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 106 [2024-11-14 03:18:13,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:18:13,754 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-14 03:18:13,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 53.0) internal successors, (106), 3 states have internal predecessors, (106), 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) [2024-11-14 03:18:13,754 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-14 03:18:13,755 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-14 03:18:13,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (26 of 27 remaining) [2024-11-14 03:18:13,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (25 of 27 remaining) [2024-11-14 03:18:13,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (24 of 27 remaining) [2024-11-14 03:18:13,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (23 of 27 remaining) [2024-11-14 03:18:13,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (22 of 27 remaining) [2024-11-14 03:18:13,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (21 of 27 remaining) [2024-11-14 03:18:13,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (20 of 27 remaining) [2024-11-14 03:18:13,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (19 of 27 remaining) [2024-11-14 03:18:13,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (18 of 27 remaining) [2024-11-14 03:18:13,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (17 of 27 remaining) [2024-11-14 03:18:13,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (16 of 27 remaining) [2024-11-14 03:18:13,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (15 of 27 remaining) [2024-11-14 03:18:13,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (14 of 27 remaining) [2024-11-14 03:18:13,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (13 of 27 remaining) [2024-11-14 03:18:13,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (12 of 27 remaining) [2024-11-14 03:18:13,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (11 of 27 remaining) [2024-11-14 03:18:13,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 27 remaining) [2024-11-14 03:18:13,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 27 remaining) [2024-11-14 03:18:13,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (8 of 27 remaining) [2024-11-14 03:18:13,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (7 of 27 remaining) [2024-11-14 03:18:13,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (6 of 27 remaining) [2024-11-14 03:18:13,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (5 of 27 remaining) [2024-11-14 03:18:13,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (4 of 27 remaining) [2024-11-14 03:18:13,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (3 of 27 remaining) [2024-11-14 03:18:13,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (2 of 27 remaining) [2024-11-14 03:18:13,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 27 remaining) [2024-11-14 03:18:13,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (0 of 27 remaining) [2024-11-14 03:18:13,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-14 03:18:13,772 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:18:13,780 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 03:18:13,780 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:18:13,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:18:13 BasicIcfg [2024-11-14 03:18:13,788 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:18:13,789 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:18:13,789 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:18:13,789 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:18:13,791 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:17:44" (3/4) ... [2024-11-14 03:18:13,793 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-14 03:18:13,797 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_callback [2024-11-14 03:18:13,806 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-11-14 03:18:13,807 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-14 03:18:13,808 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-14 03:18:13,809 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-14 03:18:13,933 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/witness.graphml [2024-11-14 03:18:13,934 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/witness.yml [2024-11-14 03:18:13,934 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:18:13,935 INFO L158 Benchmark]: Toolchain (without parser) took 32316.43ms. Allocated memory was 117.4MB in the beginning and 7.8GB in the end (delta: 7.7GB). Free memory was 91.7MB in the beginning and 6.6GB in the end (delta: -6.5GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-14 03:18:13,936 INFO L158 Benchmark]: CDTParser took 1.94ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:18:13,936 INFO L158 Benchmark]: CACSL2BoogieTranslator took 874.96ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 59.4MB in the end (delta: 32.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-14 03:18:13,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.70ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 56.2MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:18:13,937 INFO L158 Benchmark]: Boogie Preprocessor took 94.61ms. Allocated memory is still 117.4MB. Free memory was 56.2MB in the beginning and 52.5MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:18:13,937 INFO L158 Benchmark]: RCFGBuilder took 1311.13ms. Allocated memory is still 117.4MB. Free memory was 52.2MB in the beginning and 54.1MB in the end (delta: -1.8MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2024-11-14 03:18:13,938 INFO L158 Benchmark]: TraceAbstraction took 29781.69ms. Allocated memory was 117.4MB in the beginning and 7.8GB in the end (delta: 7.7GB). Free memory was 53.5MB in the beginning and 6.6GB in the end (delta: -6.6GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-14 03:18:13,938 INFO L158 Benchmark]: Witness Printer took 145.32ms. Allocated memory is still 7.8GB. Free memory was 6.6GB in the beginning and 6.6GB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:18:13,941 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.94ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 874.96ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 59.4MB in the end (delta: 32.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.70ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 56.2MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 94.61ms. Allocated memory is still 117.4MB. Free memory was 56.2MB in the beginning and 52.5MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1311.13ms. Allocated memory is still 117.4MB. Free memory was 52.2MB in the beginning and 54.1MB in the end (delta: -1.8MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * TraceAbstraction took 29781.69ms. Allocated memory was 117.4MB in the beginning and 7.8GB in the end (delta: 7.7GB). Free memory was 53.5MB in the beginning and 6.6GB in the end (delta: -6.6GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 145.32ms. Allocated memory is still 7.8GB. Free memory was 6.6GB in the beginning and 6.6GB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 3923]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3924]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3929]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3940]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3943]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3946]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3949]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3930]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3973]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3951]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3952]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3974]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3975]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3969]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3976]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3970]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3907]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3910]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3913]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 280 locations, 27 error locations. Started 1 CEGAR loops. OverallTime: 29.5s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 9.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 934 SdHoareTripleChecker+Valid, 4.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 934 mSDsluCounter, 5081 SdHoareTripleChecker+Invalid, 3.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2679 mSDsCounter, 76 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1607 IncrementalHoareTripleChecker+Invalid, 1683 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 76 mSolverCounterUnsat, 2402 mSDtfsCounter, 1607 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=42425occurred in iteration=0, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 9.0s AutomataMinimizationTime, 11 MinimizatonAttempts, 3293 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 753 NumberOfCodeBlocks, 753 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 742 ConstructedInterpolants, 0 QuantifiedInterpolants, 1298 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 19 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-14 03:18:13,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f678b70-0053-4795-898b-f0abeae83bf5/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE