./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 79b55bbc1c83a113dd61cfbd1c59324170026eea9fc3fed8c2e488e492b32e33 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 00:18:19,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 00:18:19,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 00:18:19,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 00:18:19,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 00:18:19,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 00:18:19,564 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 00:18:19,568 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 00:18:19,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 00:18:19,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 00:18:19,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 00:18:19,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 00:18:19,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 00:18:19,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 00:18:19,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 00:18:19,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 00:18:19,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 00:18:19,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 00:18:19,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 00:18:19,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 00:18:19,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 00:18:19,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 00:18:19,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 00:18:19,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 00:18:19,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 00:18:19,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 00:18:19,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 00:18:19,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 00:18:19,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 00:18:19,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 00:18:19,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 00:18:19,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 00:18:19,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 00:18:19,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 00:18:19,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 00:18:19,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 00:18:19,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 00:18:19,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 00:18:19,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 00:18:19,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 00:18:19,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 00:18:19,636 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/config/svcomp-DataRace-32bit-Taipan_Default.epf [2021-11-21 00:18:19,689 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 00:18:19,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 00:18:19,690 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 00:18:19,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 00:18:19,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 00:18:19,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 00:18:19,692 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 00:18:19,693 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 00:18:19,693 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 00:18:19,693 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 00:18:19,694 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 00:18:19,694 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 00:18:19,695 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 00:18:19,695 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 00:18:19,695 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 00:18:19,696 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 00:18:19,696 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 00:18:19,696 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 00:18:19,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 00:18:19,697 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 00:18:19,697 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 00:18:19,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 00:18:19,698 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 00:18:19,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 00:18:19,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 00:18:19,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 00:18:19,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 00:18:19,700 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-21 00:18:19,701 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 00:18:19,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 00:18:19,716 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 00:18:19,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 00:18:19,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 00:18:19,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 00:18:19,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:18:19,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 00:18:19,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 00:18:19,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 00:18:19,718 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 00:18:19,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 00:18:19,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 00:18:19,719 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 00:18:19,719 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 00:18:19,719 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79b55bbc1c83a113dd61cfbd1c59324170026eea9fc3fed8c2e488e492b32e33 [2021-11-21 00:18:20,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 00:18:20,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 00:18:20,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 00:18:20,054 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 00:18:20,054 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 00:18:20,056 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2021-11-21 00:18:20,133 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/data/73f495a96/82496b4021f8400f90d04819da89e0a3/FLAG70d987eab [2021-11-21 00:18:20,864 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 00:18:20,864 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2021-11-21 00:18:20,913 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/data/73f495a96/82496b4021f8400f90d04819da89e0a3/FLAG70d987eab [2021-11-21 00:18:21,027 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/data/73f495a96/82496b4021f8400f90d04819da89e0a3 [2021-11-21 00:18:21,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 00:18:21,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 00:18:21,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 00:18:21,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 00:18:21,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 00:18:21,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:18:21" (1/1) ... [2021-11-21 00:18:21,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a3afae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:18:21, skipping insertion in model container [2021-11-21 00:18:21,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:18:21" (1/1) ... [2021-11-21 00:18:21,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 00:18:21,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 00:18:21,785 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[76084,76097] [2021-11-21 00:18:21,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:18:21,836 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 00:18:21,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[76084,76097] [2021-11-21 00:18:21,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:18:22,076 INFO L208 MainTranslator]: Completed translation [2021-11-21 00:18:22,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:18:22 WrapperNode [2021-11-21 00:18:22,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 00:18:22,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 00:18:22,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 00:18:22,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 00:18:22,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:18:22" (1/1) ... [2021-11-21 00:18:22,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:18:22" (1/1) ... [2021-11-21 00:18:22,152 INFO L137 Inliner]: procedures = 482, calls = 46, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 206 [2021-11-21 00:18:22,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 00:18:22,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 00:18:22,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 00:18:22,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 00:18:22,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:18:22" (1/1) ... [2021-11-21 00:18:22,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:18:22" (1/1) ... [2021-11-21 00:18:22,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:18:22" (1/1) ... [2021-11-21 00:18:22,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:18:22" (1/1) ... [2021-11-21 00:18:22,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:18:22" (1/1) ... [2021-11-21 00:18:22,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:18:22" (1/1) ... [2021-11-21 00:18:22,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:18:22" (1/1) ... [2021-11-21 00:18:22,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 00:18:22,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 00:18:22,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 00:18:22,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 00:18:22,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:18:22" (1/1) ... [2021-11-21 00:18:22,221 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:18:22,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:18:22,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 00:18:22,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae082ac9-ee28-4f87-a0c7-2875358c2e61/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 00:18:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 00:18:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 00:18:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-21 00:18:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 00:18:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 00:18:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 00:18:22,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 00:18:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-11-21 00:18:22,298 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-11-21 00:18:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 00:18:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 00:18:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 00:18:22,300 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-21 00:18:22,582 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 00:18:22,584 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 00:18:23,108 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 00:18:23,125 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 00:18:23,126 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 00:18:23,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:18:23 BoogieIcfgContainer [2021-11-21 00:18:23,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 00:18:23,130 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 00:18:23,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 00:18:23,134 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 00:18:23,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 12:18:21" (1/3) ... [2021-11-21 00:18:23,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68be98a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:18:23, skipping insertion in model container [2021-11-21 00:18:23,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:18:22" (2/3) ... [2021-11-21 00:18:23,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68be98a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:18:23, skipping insertion in model container [2021-11-21 00:18:23,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:18:23" (3/3) ... [2021-11-21 00:18:23,138 INFO L111 eAbstractionObserver]: Analyzing ICFG race-3_1-container_of-global.i [2021-11-21 00:18:23,142 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-21 00:18:23,142 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 00:18:23,142 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2021-11-21 00:18:23,143 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-21 00:18:23,181 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,182 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,182 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,182 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,182 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,182 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,183 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,183 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,183 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,183 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,183 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,184 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,184 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,184 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,184 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,184 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,185 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,185 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,185 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,185 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,185 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,210 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,210 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,210 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,210 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,211 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,211 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,211 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,211 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,211 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,211 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,212 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,212 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,212 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,212 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,212 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,213 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,213 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,213 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,213 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,213 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,213 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,213 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,214 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,214 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,214 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,214 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,214 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,215 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,215 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,215 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,215 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,215 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,215 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,215 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,216 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,216 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,216 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,216 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,216 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,216 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,216 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,217 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,217 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,217 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,217 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,217 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,217 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,218 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,218 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,218 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,218 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,218 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,218 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,219 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,219 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,219 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,219 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,219 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,219 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,220 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,220 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,220 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,220 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,220 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,220 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,221 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,221 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,221 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,221 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,221 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,221 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,222 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,222 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,222 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,222 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,222 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,222 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,223 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,223 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,223 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,223 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,223 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,224 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,224 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,224 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,224 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,224 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,225 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,225 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,225 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,225 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,225 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,225 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,226 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,226 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,226 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,226 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,226 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,226 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,227 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,227 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,227 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,227 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,227 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,227 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,228 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,228 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,228 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,228 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,228 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,228 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,229 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,229 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,229 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,229 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,229 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,229 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,229 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,230 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,230 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,230 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,230 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,230 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,231 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,231 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,231 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,231 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,231 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,231 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,232 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,232 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,232 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,232 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,232 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,232 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,233 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,233 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,233 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,233 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,233 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,233 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,234 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,234 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,234 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,234 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,235 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,235 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,235 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,235 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,235 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,235 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,235 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,236 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,236 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,236 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,236 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,236 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,236 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,237 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,237 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,237 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,237 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,237 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,237 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,237 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,238 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,238 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,238 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,238 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,238 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,238 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,239 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,239 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,239 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,239 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,240 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,240 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,240 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,240 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,241 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,241 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,241 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,241 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,241 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,241 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,242 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,242 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,242 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,242 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,242 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,242 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,242 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,243 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,243 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,243 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,243 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,243 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,243 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,243 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,244 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,244 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,244 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,244 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,244 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,244 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,244 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,245 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,245 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,245 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,245 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,245 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,245 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,245 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,246 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,246 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,246 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,246 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,246 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,246 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,246 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,247 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,247 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,247 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,247 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,247 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,247 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,247 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,248 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,248 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,248 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,248 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,248 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,248 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,248 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,248 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,249 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,249 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,249 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,249 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,249 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,249 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,250 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,250 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,250 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,250 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,250 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,250 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,251 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,251 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,251 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,251 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,251 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,251 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,252 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,252 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,252 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,252 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,252 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,252 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,252 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,253 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,253 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,253 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,253 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,253 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,253 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,254 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,254 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,254 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,254 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,254 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,254 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,254 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,255 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,255 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,255 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,255 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,255 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,255 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,256 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,256 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,256 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,256 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,256 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,256 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,257 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,257 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,257 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,257 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,257 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,257 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,258 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,258 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,258 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,258 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,258 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,258 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,258 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,259 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,259 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,259 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,259 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,259 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,262 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,262 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,263 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,263 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,263 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,263 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,263 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,263 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,264 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,264 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,264 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,264 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,267 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,267 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,267 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,267 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,268 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,268 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,268 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,268 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,268 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,268 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,269 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,269 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:18:23,271 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-21 00:18:23,318 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 00:18:23,324 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 00:18:23,324 INFO L340 AbstractCegarLoop]: Starting to check reachability of 27 error locations. [2021-11-21 00:18:23,352 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-21 00:18:23,371 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 321 places, 323 transitions, 662 flow [2021-11-21 00:18:23,374 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 321 places, 323 transitions, 662 flow [2021-11-21 00:18:23,376 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 321 places, 323 transitions, 662 flow [2021-11-21 00:18:23,548 INFO L129 PetriNetUnfolder]: 10/400 cut-off events. [2021-11-21 00:18:23,548 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-21 00:18:23,559 INFO L84 FinitePrefix]: Finished finitePrefix Result has 409 conditions, 400 events. 10/400 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 826 event pairs, 0 based on Foata normal form. 0/362 useless extension candidates. Maximal degree in co-relation 229. Up to 4 conditions per place. [2021-11-21 00:18:23,595 INFO L116 LiptonReduction]: Number of co-enabled transitions 16644 [2021-11-21 00:19:26,473 WARN L227 SmtUtils]: Spent 6.53s on a formula simplification. DAG size of input: 180 DAG size of output: 176 (called from [L 231] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-21 00:19:34,416 WARN L227 SmtUtils]: Spent 5.10s on a formula simplification. DAG size of input: 183 DAG size of output: 179 (called from [L 231] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-21 00:19:51,598 WARN L227 SmtUtils]: Spent 10.29s on a formula simplification. DAG size of input: 213 DAG size of output: 211 (called from [L 231] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-21 00:20:16,186 INFO L131 LiptonReduction]: Checked pairs total: 208061 [2021-11-21 00:20:16,187 INFO L133 LiptonReduction]: Total number of compositions: 314 [2021-11-21 00:20:16,197 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 116 places, 114 transitions, 244 flow [2021-11-21 00:20:17,122 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 25343 states, 25151 states have (on average 2.957973838018369) internal successors, (74396), 25342 states have internal predecessors, (74396), 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) [2021-11-21 00:20:17,180 INFO L276 IsEmpty]: Start isEmpty. Operand has 25343 states, 25151 states have (on average 2.957973838018369) internal successors, (74396), 25342 states have internal predecessors, (74396), 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) [2021-11-21 00:20:17,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2021-11-21 00:20:17,185 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:17,185 INFO L514 BasicCegarLoop]: trace histogram [1] [2021-11-21 00:20:17,186 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:17,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:17,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1011, now seen corresponding path program 1 times [2021-11-21 00:20:17,202 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:17,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800648186] [2021-11-21 00:20:17,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:17,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:17,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:17,441 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:17,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800648186] [2021-11-21 00:20:17,443 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800648186] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:17,443 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:17,444 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2021-11-21 00:20:17,446 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432891079] [2021-11-21 00:20:17,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:17,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-21 00:20:17,451 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:17,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-21 00:20:17,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-21 00:20:17,520 INFO L87 Difference]: Start difference. First operand has 25343 states, 25151 states have (on average 2.957973838018369) internal successors, (74396), 25342 states have internal predecessors, (74396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) [2021-11-21 00:20:18,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:18,318 INFO L93 Difference]: Finished difference Result 23438 states and 67478 transitions. [2021-11-21 00:20:18,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-21 00:20:18,323 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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 1 [2021-11-21 00:20:18,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:18,861 INFO L225 Difference]: With dead ends: 23438 [2021-11-21 00:20:18,861 INFO L226 Difference]: Without dead ends: 23433 [2021-11-21 00:20:18,862 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-21 00:20:18,865 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:18,866 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 66 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 00:20:18,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23433 states. [2021-11-21 00:20:20,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23433 to 23433. [2021-11-21 00:20:20,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23433 states, 23314 states have (on average 2.893754825426782) internal successors, (67465), 23432 states have internal predecessors, (67465), 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) [2021-11-21 00:20:20,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23433 states to 23433 states and 67465 transitions. [2021-11-21 00:20:20,893 INFO L78 Accepts]: Start accepts. Automaton has 23433 states and 67465 transitions. Word has length 1 [2021-11-21 00:20:20,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:20,894 INFO L470 AbstractCegarLoop]: Abstraction has 23433 states and 67465 transitions. [2021-11-21 00:20:20,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) [2021-11-21 00:20:20,894 INFO L276 IsEmpty]: Start isEmpty. Operand 23433 states and 67465 transitions. [2021-11-21 00:20:20,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 00:20:20,895 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:20,896 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:20,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 00:20:20,896 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:20,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:20,909 INFO L85 PathProgramCache]: Analyzing trace with hash -1546474637, now seen corresponding path program 1 times [2021-11-21 00:20:20,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:20,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015589587] [2021-11-21 00:20:20,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:20,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:21,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:21,475 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:21,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015589587] [2021-11-21 00:20:21,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015589587] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:21,475 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:21,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:20:21,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632547973] [2021-11-21 00:20:21,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:21,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:20:21,477 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:21,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:20:21,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:20:21,478 INFO L87 Difference]: Start difference. First operand 23433 states and 67465 transitions. Second operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 6 states have internal predecessors, (7), 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) [2021-11-21 00:20:23,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:23,238 INFO L93 Difference]: Finished difference Result 25852 states and 74524 transitions. [2021-11-21 00:20:23,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:20:23,239 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.4) internal successors, (7), 6 states have internal predecessors, (7), 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 7 [2021-11-21 00:20:23,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:23,372 INFO L225 Difference]: With dead ends: 25852 [2021-11-21 00:20:23,372 INFO L226 Difference]: Without dead ends: 25852 [2021-11-21 00:20:23,374 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:20:23,376 INFO L933 BasicCegarLoop]: 67 mSDtfsCounter, 96 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 706 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 706 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:23,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [96 Valid, 73 Invalid, 712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 706 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-21 00:20:23,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25852 states. [2021-11-21 00:20:24,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25852 to 25852. [2021-11-21 00:20:24,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25852 states, 25734 states have (on average 2.895935338462734) internal successors, (74524), 25851 states have internal predecessors, (74524), 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) [2021-11-21 00:20:24,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25852 states to 25852 states and 74524 transitions. [2021-11-21 00:20:24,619 INFO L78 Accepts]: Start accepts. Automaton has 25852 states and 74524 transitions. Word has length 7 [2021-11-21 00:20:24,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:24,623 INFO L470 AbstractCegarLoop]: Abstraction has 25852 states and 74524 transitions. [2021-11-21 00:20:24,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.4) internal successors, (7), 6 states have internal predecessors, (7), 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) [2021-11-21 00:20:24,625 INFO L276 IsEmpty]: Start isEmpty. Operand 25852 states and 74524 transitions. [2021-11-21 00:20:24,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 00:20:24,626 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:24,626 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:24,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-21 00:20:24,628 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:24,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:24,629 INFO L85 PathProgramCache]: Analyzing trace with hash -1958186175, now seen corresponding path program 1 times [2021-11-21 00:20:24,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:24,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876713409] [2021-11-21 00:20:24,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:24,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:24,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:24,841 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:24,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876713409] [2021-11-21 00:20:24,842 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876713409] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:24,843 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:24,843 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 00:20:24,844 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352100815] [2021-11-21 00:20:24,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:24,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 00:20:24,845 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:24,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 00:20:24,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 00:20:24,846 INFO L87 Difference]: Start difference. First operand 25852 states and 74524 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 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) [2021-11-21 00:20:25,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:25,262 INFO L93 Difference]: Finished difference Result 25868 states and 74539 transitions. [2021-11-21 00:20:25,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 00:20:25,263 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 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 7 [2021-11-21 00:20:25,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:25,396 INFO L225 Difference]: With dead ends: 25868 [2021-11-21 00:20:25,396 INFO L226 Difference]: Without dead ends: 25868 [2021-11-21 00:20:25,396 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:20:25,399 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 76 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:25,402 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [76 Valid, 160 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 00:20:25,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25868 states. [2021-11-21 00:20:26,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25868 to 25846. [2021-11-21 00:20:26,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25846 states, 25729 states have (on average 2.896264915076373) internal successors, (74518), 25845 states have internal predecessors, (74518), 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) [2021-11-21 00:20:26,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25846 states to 25846 states and 74518 transitions. [2021-11-21 00:20:26,545 INFO L78 Accepts]: Start accepts. Automaton has 25846 states and 74518 transitions. Word has length 7 [2021-11-21 00:20:26,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:26,557 INFO L470 AbstractCegarLoop]: Abstraction has 25846 states and 74518 transitions. [2021-11-21 00:20:26,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 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) [2021-11-21 00:20:26,557 INFO L276 IsEmpty]: Start isEmpty. Operand 25846 states and 74518 transitions. [2021-11-21 00:20:26,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 00:20:26,572 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:26,572 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:26,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 00:20:26,575 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting my_callbackErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:26,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:26,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1422205892, now seen corresponding path program 1 times [2021-11-21 00:20:26,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:26,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324689533] [2021-11-21 00:20:26,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:26,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:26,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:26,778 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:26,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324689533] [2021-11-21 00:20:26,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324689533] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:26,784 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:26,784 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:20:26,784 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911391831] [2021-11-21 00:20:26,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:26,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:20:26,785 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:26,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:20:26,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:20:26,786 INFO L87 Difference]: Start difference. First operand 25846 states and 74518 transitions. Second operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 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) [2021-11-21 00:20:28,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:28,313 INFO L93 Difference]: Finished difference Result 30465 states and 88039 transitions. [2021-11-21 00:20:28,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:20:28,321 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 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 10 [2021-11-21 00:20:28,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:28,459 INFO L225 Difference]: With dead ends: 30465 [2021-11-21 00:20:28,460 INFO L226 Difference]: Without dead ends: 30465 [2021-11-21 00:20:28,460 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:20:28,461 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 122 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 851 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:28,461 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 72 Invalid, 857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 851 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-21 00:20:28,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30465 states. [2021-11-21 00:20:29,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30465 to 29460. [2021-11-21 00:20:29,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29460 states, 29343 states have (on average 2.8999761442251986) internal successors, (85094), 29459 states have internal predecessors, (85094), 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) [2021-11-21 00:20:29,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29460 states to 29460 states and 85094 transitions. [2021-11-21 00:20:29,503 INFO L78 Accepts]: Start accepts. Automaton has 29460 states and 85094 transitions. Word has length 10 [2021-11-21 00:20:29,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:29,503 INFO L470 AbstractCegarLoop]: Abstraction has 29460 states and 85094 transitions. [2021-11-21 00:20:29,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 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) [2021-11-21 00:20:29,503 INFO L276 IsEmpty]: Start isEmpty. Operand 29460 states and 85094 transitions. [2021-11-21 00:20:29,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 00:20:29,506 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:29,506 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:29,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-21 00:20:29,506 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:29,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:29,507 INFO L85 PathProgramCache]: Analyzing trace with hash 809253653, now seen corresponding path program 1 times [2021-11-21 00:20:29,507 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:29,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333916195] [2021-11-21 00:20:29,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:29,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:29,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:29,652 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:29,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333916195] [2021-11-21 00:20:29,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333916195] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:29,653 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:29,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:20:29,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254387487] [2021-11-21 00:20:29,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:29,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:20:29,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:29,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:20:29,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:20:29,655 INFO L87 Difference]: Start difference. First operand 29460 states and 85094 transitions. Second operand has 6 states, 5 states have (on average 2.2) internal successors, (11), 6 states have internal predecessors, (11), 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) [2021-11-21 00:20:31,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:31,766 INFO L93 Difference]: Finished difference Result 32807 states and 93941 transitions. [2021-11-21 00:20:31,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:20:31,768 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 6 states have internal predecessors, (11), 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 11 [2021-11-21 00:20:31,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:31,873 INFO L225 Difference]: With dead ends: 32807 [2021-11-21 00:20:31,873 INFO L226 Difference]: Without dead ends: 32807 [2021-11-21 00:20:31,874 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:20:31,874 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 103 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 1074 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 1074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:31,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [103 Valid, 76 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 1074 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-21 00:20:31,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32807 states. [2021-11-21 00:20:32,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32807 to 31876. [2021-11-21 00:20:33,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31876 states, 31759 states have (on average 2.9012878239239273) internal successors, (92142), 31875 states have internal predecessors, (92142), 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) [2021-11-21 00:20:33,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31876 states to 31876 states and 92142 transitions. [2021-11-21 00:20:33,169 INFO L78 Accepts]: Start accepts. Automaton has 31876 states and 92142 transitions. Word has length 11 [2021-11-21 00:20:33,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:33,171 INFO L470 AbstractCegarLoop]: Abstraction has 31876 states and 92142 transitions. [2021-11-21 00:20:33,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 6 states have internal predecessors, (11), 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) [2021-11-21 00:20:33,171 INFO L276 IsEmpty]: Start isEmpty. Operand 31876 states and 92142 transitions. [2021-11-21 00:20:33,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 00:20:33,175 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:33,176 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:33,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-21 00:20:33,176 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting my_callbackErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:33,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:33,177 INFO L85 PathProgramCache]: Analyzing trace with hash -304282531, now seen corresponding path program 1 times [2021-11-21 00:20:33,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:33,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588593733] [2021-11-21 00:20:33,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:33,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:33,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:33,335 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:33,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588593733] [2021-11-21 00:20:33,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588593733] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:33,335 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:33,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:20:33,336 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490561519] [2021-11-21 00:20:33,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:33,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:20:33,336 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:33,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:20:33,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:20:33,337 INFO L87 Difference]: Start difference. First operand 31876 states and 92142 transitions. Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 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) [2021-11-21 00:20:34,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:34,678 INFO L93 Difference]: Finished difference Result 36770 states and 106431 transitions. [2021-11-21 00:20:34,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:20:34,680 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 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 12 [2021-11-21 00:20:34,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:34,805 INFO L225 Difference]: With dead ends: 36770 [2021-11-21 00:20:34,805 INFO L226 Difference]: Without dead ends: 36770 [2021-11-21 00:20:34,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:20:34,806 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 134 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 760 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:34,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 62 Invalid, 767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 760 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-21 00:20:34,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36770 states. [2021-11-21 00:20:35,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36770 to 35518. [2021-11-21 00:20:35,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35518 states, 35401 states have (on average 2.902827603740007) internal successors, (102763), 35517 states have internal predecessors, (102763), 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) [2021-11-21 00:20:35,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35518 states to 35518 states and 102763 transitions. [2021-11-21 00:20:35,966 INFO L78 Accepts]: Start accepts. Automaton has 35518 states and 102763 transitions. Word has length 12 [2021-11-21 00:20:35,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:35,966 INFO L470 AbstractCegarLoop]: Abstraction has 35518 states and 102763 transitions. [2021-11-21 00:20:35,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 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) [2021-11-21 00:20:35,966 INFO L276 IsEmpty]: Start isEmpty. Operand 35518 states and 102763 transitions. [2021-11-21 00:20:35,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 00:20:35,968 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:35,968 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:35,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-21 00:20:35,968 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:35,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:35,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1439493461, now seen corresponding path program 1 times [2021-11-21 00:20:35,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:35,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604952675] [2021-11-21 00:20:35,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:35,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:36,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:36,117 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:36,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604952675] [2021-11-21 00:20:36,117 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604952675] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:36,117 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:36,117 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:20:36,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085427503] [2021-11-21 00:20:36,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:36,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:20:36,118 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:36,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:20:36,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:20:36,118 INFO L87 Difference]: Start difference. First operand 35518 states and 102763 transitions. Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 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) [2021-11-21 00:20:37,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:37,407 INFO L93 Difference]: Finished difference Result 38728 states and 112137 transitions. [2021-11-21 00:20:37,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:20:37,409 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 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 13 [2021-11-21 00:20:37,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:37,501 INFO L225 Difference]: With dead ends: 38728 [2021-11-21 00:20:37,501 INFO L226 Difference]: Without dead ends: 38728 [2021-11-21 00:20:37,502 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:20:37,502 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 99 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 684 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:37,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [99 Valid, 71 Invalid, 691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 684 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-21 00:20:37,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38728 states. [2021-11-21 00:20:38,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38728 to 37928. [2021-11-21 00:20:38,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37928 states, 37812 states have (on average 2.9037078176240345) internal successors, (109795), 37927 states have internal predecessors, (109795), 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) [2021-11-21 00:20:38,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37928 states to 37928 states and 109795 transitions. [2021-11-21 00:20:38,532 INFO L78 Accepts]: Start accepts. Automaton has 37928 states and 109795 transitions. Word has length 13 [2021-11-21 00:20:38,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:38,532 INFO L470 AbstractCegarLoop]: Abstraction has 37928 states and 109795 transitions. [2021-11-21 00:20:38,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 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) [2021-11-21 00:20:38,532 INFO L276 IsEmpty]: Start isEmpty. Operand 37928 states and 109795 transitions. [2021-11-21 00:20:38,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 00:20:38,535 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:38,535 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:38,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-21 00:20:38,535 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:38,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:38,535 INFO L85 PathProgramCache]: Analyzing trace with hash -97546705, now seen corresponding path program 1 times [2021-11-21 00:20:38,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:38,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540311008] [2021-11-21 00:20:38,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:38,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:38,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:38,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:38,944 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:38,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540311008] [2021-11-21 00:20:38,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540311008] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:38,944 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:38,945 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 00:20:38,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832206192] [2021-11-21 00:20:38,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:38,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 00:20:38,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:38,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 00:20:38,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 00:20:38,946 INFO L87 Difference]: Start difference. First operand 37928 states and 109795 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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) [2021-11-21 00:20:39,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:39,147 INFO L93 Difference]: Finished difference Result 10072 states and 28249 transitions. [2021-11-21 00:20:39,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 00:20:39,148 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 15 [2021-11-21 00:20:39,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:39,165 INFO L225 Difference]: With dead ends: 10072 [2021-11-21 00:20:39,165 INFO L226 Difference]: Without dead ends: 10072 [2021-11-21 00:20:39,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 00:20:39,166 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 86 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:39,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 162 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 00:20:39,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10072 states. [2021-11-21 00:20:39,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10072 to 10051. [2021-11-21 00:20:39,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10051 states, 10014 states have (on average 2.8189534651487915) internal successors, (28229), 10050 states have internal predecessors, (28229), 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) [2021-11-21 00:20:39,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10051 states to 10051 states and 28229 transitions. [2021-11-21 00:20:39,368 INFO L78 Accepts]: Start accepts. Automaton has 10051 states and 28229 transitions. Word has length 15 [2021-11-21 00:20:39,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:39,369 INFO L470 AbstractCegarLoop]: Abstraction has 10051 states and 28229 transitions. [2021-11-21 00:20:39,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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) [2021-11-21 00:20:39,369 INFO L276 IsEmpty]: Start isEmpty. Operand 10051 states and 28229 transitions. [2021-11-21 00:20:39,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 00:20:39,371 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:39,372 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:39,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-21 00:20:39,372 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:39,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:39,373 INFO L85 PathProgramCache]: Analyzing trace with hash -223767769, now seen corresponding path program 1 times [2021-11-21 00:20:39,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:39,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958385383] [2021-11-21 00:20:39,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:39,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:39,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:39,596 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:39,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958385383] [2021-11-21 00:20:39,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958385383] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:39,597 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:39,597 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-21 00:20:39,597 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028336038] [2021-11-21 00:20:39,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:39,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:20:39,597 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:39,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:20:39,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:20:39,598 INFO L87 Difference]: Start difference. First operand 10051 states and 28229 transitions. Second operand has 9 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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) [2021-11-21 00:20:41,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:41,017 INFO L93 Difference]: Finished difference Result 13644 states and 37793 transitions. [2021-11-21 00:20:41,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 00:20:41,017 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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 15 [2021-11-21 00:20:41,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:41,056 INFO L225 Difference]: With dead ends: 13644 [2021-11-21 00:20:41,056 INFO L226 Difference]: Without dead ends: 13644 [2021-11-21 00:20:41,056 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2021-11-21 00:20:41,057 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 304 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 1047 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 1145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:41,057 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [304 Valid, 66 Invalid, 1145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1047 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-21 00:20:41,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13644 states. [2021-11-21 00:20:41,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13644 to 10635. [2021-11-21 00:20:41,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10635 states, 10598 states have (on average 2.826665408567654) internal successors, (29957), 10634 states have internal predecessors, (29957), 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) [2021-11-21 00:20:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10635 states to 10635 states and 29957 transitions. [2021-11-21 00:20:41,506 INFO L78 Accepts]: Start accepts. Automaton has 10635 states and 29957 transitions. Word has length 15 [2021-11-21 00:20:41,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:41,506 INFO L470 AbstractCegarLoop]: Abstraction has 10635 states and 29957 transitions. [2021-11-21 00:20:41,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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) [2021-11-21 00:20:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 10635 states and 29957 transitions. [2021-11-21 00:20:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 00:20:41,508 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:41,508 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:41,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-21 00:20:41,509 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting my_callbackErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:41,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:41,509 INFO L85 PathProgramCache]: Analyzing trace with hash -194279887, now seen corresponding path program 1 times [2021-11-21 00:20:41,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:41,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755137872] [2021-11-21 00:20:41,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:41,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:41,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:41,688 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:41,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755137872] [2021-11-21 00:20:41,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755137872] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:41,688 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:41,688 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-21 00:20:41,688 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061982179] [2021-11-21 00:20:41,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:41,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:20:41,689 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:41,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:20:41,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:20:41,689 INFO L87 Difference]: Start difference. First operand 10635 states and 29957 transitions. Second operand has 9 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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) [2021-11-21 00:20:42,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:42,540 INFO L93 Difference]: Finished difference Result 11681 states and 32898 transitions. [2021-11-21 00:20:42,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:20:42,541 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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 15 [2021-11-21 00:20:42,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:42,576 INFO L225 Difference]: With dead ends: 11681 [2021-11-21 00:20:42,576 INFO L226 Difference]: Without dead ends: 11681 [2021-11-21 00:20:42,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-21 00:20:42,577 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 273 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 573 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:42,578 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [273 Valid, 64 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 573 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-21 00:20:42,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11681 states. [2021-11-21 00:20:42,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11681 to 10455. [2021-11-21 00:20:42,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10455 states, 10418 states have (on average 2.8255903244384717) internal successors, (29437), 10454 states have internal predecessors, (29437), 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) [2021-11-21 00:20:42,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10455 states to 10455 states and 29437 transitions. [2021-11-21 00:20:42,829 INFO L78 Accepts]: Start accepts. Automaton has 10455 states and 29437 transitions. Word has length 15 [2021-11-21 00:20:42,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:42,829 INFO L470 AbstractCegarLoop]: Abstraction has 10455 states and 29437 transitions. [2021-11-21 00:20:42,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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) [2021-11-21 00:20:42,830 INFO L276 IsEmpty]: Start isEmpty. Operand 10455 states and 29437 transitions. [2021-11-21 00:20:42,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 00:20:42,831 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:42,831 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:42,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-21 00:20:42,832 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:42,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:42,832 INFO L85 PathProgramCache]: Analyzing trace with hash -2059942261, now seen corresponding path program 2 times [2021-11-21 00:20:42,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:42,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684204136] [2021-11-21 00:20:42,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:42,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:42,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:43,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:43,051 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:43,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684204136] [2021-11-21 00:20:43,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684204136] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:43,052 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:43,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:20:43,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138243940] [2021-11-21 00:20:43,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:43,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 00:20:43,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:43,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 00:20:43,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:20:43,053 INFO L87 Difference]: Start difference. First operand 10455 states and 29437 transitions. Second operand has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:20:45,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:45,475 INFO L93 Difference]: Finished difference Result 15830 states and 43312 transitions. [2021-11-21 00:20:45,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 00:20:45,476 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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 15 [2021-11-21 00:20:45,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:45,502 INFO L225 Difference]: With dead ends: 15830 [2021-11-21 00:20:45,502 INFO L226 Difference]: Without dead ends: 15830 [2021-11-21 00:20:45,502 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:20:45,505 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 256 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 1466 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 1571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:45,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [256 Valid, 61 Invalid, 1571 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1466 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-21 00:20:45,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15830 states. [2021-11-21 00:20:45,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15830 to 10455. [2021-11-21 00:20:45,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10455 states, 10418 states have (on average 2.8255903244384717) internal successors, (29437), 10454 states have internal predecessors, (29437), 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) [2021-11-21 00:20:45,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10455 states to 10455 states and 29437 transitions. [2021-11-21 00:20:45,700 INFO L78 Accepts]: Start accepts. Automaton has 10455 states and 29437 transitions. Word has length 15 [2021-11-21 00:20:45,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:45,700 INFO L470 AbstractCegarLoop]: Abstraction has 10455 states and 29437 transitions. [2021-11-21 00:20:45,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:20:45,701 INFO L276 IsEmpty]: Start isEmpty. Operand 10455 states and 29437 transitions. [2021-11-21 00:20:45,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 00:20:45,703 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:45,703 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:45,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-21 00:20:45,703 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:45,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:45,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1728663993, now seen corresponding path program 3 times [2021-11-21 00:20:45,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:45,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576088435] [2021-11-21 00:20:45,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:45,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:45,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:45,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:45,937 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:45,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576088435] [2021-11-21 00:20:45,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576088435] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:45,937 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:45,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:20:45,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252623404] [2021-11-21 00:20:45,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:45,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 00:20:45,938 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:45,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 00:20:45,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:20:45,938 INFO L87 Difference]: Start difference. First operand 10455 states and 29437 transitions. Second operand has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:20:48,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:48,677 INFO L93 Difference]: Finished difference Result 17585 states and 48436 transitions. [2021-11-21 00:20:48,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 00:20:48,679 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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 15 [2021-11-21 00:20:48,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:48,711 INFO L225 Difference]: With dead ends: 17585 [2021-11-21 00:20:48,711 INFO L226 Difference]: Without dead ends: 17585 [2021-11-21 00:20:48,711 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:20:48,712 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 346 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 1751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:48,712 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [346 Valid, 63 Invalid, 1751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2021-11-21 00:20:48,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17585 states. [2021-11-21 00:20:48,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17585 to 10455. [2021-11-21 00:20:48,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10455 states, 10418 states have (on average 2.8255903244384717) internal successors, (29437), 10454 states have internal predecessors, (29437), 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) [2021-11-21 00:20:49,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10455 states to 10455 states and 29437 transitions. [2021-11-21 00:20:49,053 INFO L78 Accepts]: Start accepts. Automaton has 10455 states and 29437 transitions. Word has length 15 [2021-11-21 00:20:49,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:49,053 INFO L470 AbstractCegarLoop]: Abstraction has 10455 states and 29437 transitions. [2021-11-21 00:20:49,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:20:49,054 INFO L276 IsEmpty]: Start isEmpty. Operand 10455 states and 29437 transitions. [2021-11-21 00:20:49,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 00:20:49,056 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:49,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:49,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-21 00:20:49,057 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:49,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:49,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1674723243, now seen corresponding path program 4 times [2021-11-21 00:20:49,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:49,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577285630] [2021-11-21 00:20:49,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:49,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:49,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:49,246 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:49,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577285630] [2021-11-21 00:20:49,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577285630] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:49,247 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:49,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:20:49,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366338923] [2021-11-21 00:20:49,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:49,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 00:20:49,247 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:49,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 00:20:49,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:20:49,248 INFO L87 Difference]: Start difference. First operand 10455 states and 29437 transitions. Second operand has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:20:51,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:51,098 INFO L93 Difference]: Finished difference Result 18155 states and 50080 transitions. [2021-11-21 00:20:51,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 00:20:51,100 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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 15 [2021-11-21 00:20:51,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:51,136 INFO L225 Difference]: With dead ends: 18155 [2021-11-21 00:20:51,136 INFO L226 Difference]: Without dead ends: 18155 [2021-11-21 00:20:51,136 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:20:51,137 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 360 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 1157 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 360 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 1298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:51,137 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [360 Valid, 57 Invalid, 1298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1157 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-21 00:20:51,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18155 states. [2021-11-21 00:20:51,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18155 to 9855. [2021-11-21 00:20:51,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9855 states, 9818 states have (on average 2.81778366266042) internal successors, (27665), 9854 states have internal predecessors, (27665), 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) [2021-11-21 00:20:51,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9855 states to 9855 states and 27665 transitions. [2021-11-21 00:20:51,348 INFO L78 Accepts]: Start accepts. Automaton has 9855 states and 27665 transitions. Word has length 15 [2021-11-21 00:20:51,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:51,349 INFO L470 AbstractCegarLoop]: Abstraction has 9855 states and 27665 transitions. [2021-11-21 00:20:51,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:20:51,349 INFO L276 IsEmpty]: Start isEmpty. Operand 9855 states and 27665 transitions. [2021-11-21 00:20:51,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 00:20:51,351 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:51,351 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:51,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-21 00:20:51,352 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:51,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:51,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1924068334, now seen corresponding path program 1 times [2021-11-21 00:20:51,352 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:51,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723825716] [2021-11-21 00:20:51,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:51,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:51,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:51,577 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:51,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723825716] [2021-11-21 00:20:51,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723825716] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:51,577 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:51,577 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:20:51,577 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522425141] [2021-11-21 00:20:51,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:51,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 00:20:51,578 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:51,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 00:20:51,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:20:51,578 INFO L87 Difference]: Start difference. First operand 9855 states and 27665 transitions. Second operand has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:20:53,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:53,157 INFO L93 Difference]: Finished difference Result 14636 states and 39807 transitions. [2021-11-21 00:20:53,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:20:53,159 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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 15 [2021-11-21 00:20:53,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:53,196 INFO L225 Difference]: With dead ends: 14636 [2021-11-21 00:20:53,196 INFO L226 Difference]: Without dead ends: 14636 [2021-11-21 00:20:53,196 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2021-11-21 00:20:53,197 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 368 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 831 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 368 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:53,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [368 Valid, 49 Invalid, 940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 831 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-21 00:20:53,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14636 states. [2021-11-21 00:20:53,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14636 to 10567. [2021-11-21 00:20:53,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10567 states, 10530 states have (on average 2.8276353276353277) internal successors, (29775), 10566 states have internal predecessors, (29775), 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) [2021-11-21 00:20:53,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10567 states to 10567 states and 29775 transitions. [2021-11-21 00:20:53,513 INFO L78 Accepts]: Start accepts. Automaton has 10567 states and 29775 transitions. Word has length 15 [2021-11-21 00:20:53,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:53,513 INFO L470 AbstractCegarLoop]: Abstraction has 10567 states and 29775 transitions. [2021-11-21 00:20:53,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:20:53,514 INFO L276 IsEmpty]: Start isEmpty. Operand 10567 states and 29775 transitions. [2021-11-21 00:20:53,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 00:20:53,516 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:53,516 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:53,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-21 00:20:53,517 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:53,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:53,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1391116954, now seen corresponding path program 2 times [2021-11-21 00:20:53,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:53,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317439944] [2021-11-21 00:20:53,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:53,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:53,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:53,818 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:53,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317439944] [2021-11-21 00:20:53,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317439944] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:53,818 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:53,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:20:53,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763216471] [2021-11-21 00:20:53,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:53,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 00:20:53,819 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:53,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 00:20:53,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:20:53,820 INFO L87 Difference]: Start difference. First operand 10567 states and 29775 transitions. Second operand has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:20:56,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:56,114 INFO L93 Difference]: Finished difference Result 15997 states and 43686 transitions. [2021-11-21 00:20:56,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 00:20:56,118 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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 15 [2021-11-21 00:20:56,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:56,154 INFO L225 Difference]: With dead ends: 15997 [2021-11-21 00:20:56,155 INFO L226 Difference]: Without dead ends: 15997 [2021-11-21 00:20:56,155 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:20:56,156 INFO L933 BasicCegarLoop]: 41 mSDtfsCounter, 372 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 1235 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 372 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 1363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:56,156 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [372 Valid, 48 Invalid, 1363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1235 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-21 00:20:56,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15997 states. [2021-11-21 00:20:56,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15997 to 11204. [2021-11-21 00:20:56,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11204 states, 11167 states have (on average 2.8360347452314856) internal successors, (31670), 11203 states have internal predecessors, (31670), 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) [2021-11-21 00:20:56,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11204 states to 11204 states and 31670 transitions. [2021-11-21 00:20:56,412 INFO L78 Accepts]: Start accepts. Automaton has 11204 states and 31670 transitions. Word has length 15 [2021-11-21 00:20:56,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:56,413 INFO L470 AbstractCegarLoop]: Abstraction has 11204 states and 31670 transitions. [2021-11-21 00:20:56,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:20:56,413 INFO L276 IsEmpty]: Start isEmpty. Operand 11204 states and 31670 transitions. [2021-11-21 00:20:56,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 00:20:56,414 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:56,414 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:56,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-21 00:20:56,415 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:56,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:56,415 INFO L85 PathProgramCache]: Analyzing trace with hash 76092144, now seen corresponding path program 3 times [2021-11-21 00:20:56,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:56,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689075229] [2021-11-21 00:20:56,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:56,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:56,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:56,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:56,665 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:56,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689075229] [2021-11-21 00:20:56,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689075229] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:56,665 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:56,666 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:20:56,666 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663138102] [2021-11-21 00:20:56,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:56,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 00:20:56,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:56,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 00:20:56,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:20:56,667 INFO L87 Difference]: Start difference. First operand 11204 states and 31670 transitions. Second operand has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:20:59,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:20:59,179 INFO L93 Difference]: Finished difference Result 17343 states and 47620 transitions. [2021-11-21 00:20:59,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 00:20:59,181 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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 15 [2021-11-21 00:20:59,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:20:59,222 INFO L225 Difference]: With dead ends: 17343 [2021-11-21 00:20:59,222 INFO L226 Difference]: Without dead ends: 17343 [2021-11-21 00:20:59,223 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:20:59,224 INFO L933 BasicCegarLoop]: 40 mSDtfsCounter, 269 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 1368 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 1485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:20:59,224 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [269 Valid, 45 Invalid, 1485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1368 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-21 00:20:59,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17343 states. [2021-11-21 00:20:59,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17343 to 11841. [2021-11-21 00:20:59,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11841 states, 11804 states have (on average 2.843527617756693) internal successors, (33565), 11840 states have internal predecessors, (33565), 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) [2021-11-21 00:20:59,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11841 states to 11841 states and 33565 transitions. [2021-11-21 00:20:59,475 INFO L78 Accepts]: Start accepts. Automaton has 11841 states and 33565 transitions. Word has length 15 [2021-11-21 00:20:59,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:20:59,475 INFO L470 AbstractCegarLoop]: Abstraction has 11841 states and 33565 transitions. [2021-11-21 00:20:59,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:20:59,476 INFO L276 IsEmpty]: Start isEmpty. Operand 11841 states and 33565 transitions. [2021-11-21 00:20:59,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 00:20:59,477 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:20:59,477 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:20:59,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-21 00:20:59,478 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:20:59,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:20:59,478 INFO L85 PathProgramCache]: Analyzing trace with hash 38629446, now seen corresponding path program 4 times [2021-11-21 00:20:59,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:20:59,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448759355] [2021-11-21 00:20:59,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:20:59,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:20:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:20:59,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:20:59,703 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:20:59,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448759355] [2021-11-21 00:20:59,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448759355] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:20:59,704 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:20:59,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:20:59,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631796616] [2021-11-21 00:20:59,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:20:59,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 00:20:59,704 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:20:59,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 00:20:59,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:20:59,705 INFO L87 Difference]: Start difference. First operand 11841 states and 33565 transitions. Second operand has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:21:01,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:01,707 INFO L93 Difference]: Finished difference Result 18689 states and 51554 transitions. [2021-11-21 00:21:01,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 00:21:01,710 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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 15 [2021-11-21 00:21:01,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:01,754 INFO L225 Difference]: With dead ends: 18689 [2021-11-21 00:21:01,754 INFO L226 Difference]: Without dead ends: 18689 [2021-11-21 00:21:01,755 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:21:01,755 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 279 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 1084 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 1223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1084 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:01,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [279 Valid, 41 Invalid, 1223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1084 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-21 00:21:01,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18689 states. [2021-11-21 00:21:02,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18689 to 12478. [2021-11-21 00:21:02,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12478 states, 12441 states have (on average 2.8502531950807812) internal successors, (35460), 12477 states have internal predecessors, (35460), 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) [2021-11-21 00:21:02,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12478 states to 12478 states and 35460 transitions. [2021-11-21 00:21:02,097 INFO L78 Accepts]: Start accepts. Automaton has 12478 states and 35460 transitions. Word has length 15 [2021-11-21 00:21:02,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:02,098 INFO L470 AbstractCegarLoop]: Abstraction has 12478 states and 35460 transitions. [2021-11-21 00:21:02,098 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:21:02,098 INFO L276 IsEmpty]: Start isEmpty. Operand 12478 states and 35460 transitions. [2021-11-21 00:21:02,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 00:21:02,099 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:02,099 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:21:02,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-21 00:21:02,100 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:02,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:02,100 INFO L85 PathProgramCache]: Analyzing trace with hash -112593872, now seen corresponding path program 5 times [2021-11-21 00:21:02,100 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:02,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992827279] [2021-11-21 00:21:02,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:02,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:02,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:02,320 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:02,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992827279] [2021-11-21 00:21:02,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992827279] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:02,321 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:02,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:21:02,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414918059] [2021-11-21 00:21:02,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:02,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 00:21:02,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:02,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 00:21:02,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:21:02,322 INFO L87 Difference]: Start difference. First operand 12478 states and 35460 transitions. Second operand has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:21:03,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:03,947 INFO L93 Difference]: Finished difference Result 17639 states and 49520 transitions. [2021-11-21 00:21:03,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 00:21:03,948 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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 15 [2021-11-21 00:21:03,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:03,985 INFO L225 Difference]: With dead ends: 17639 [2021-11-21 00:21:03,985 INFO L226 Difference]: Without dead ends: 17639 [2021-11-21 00:21:03,986 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:21:03,986 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 296 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 1188 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 296 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 1281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 1188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:03,987 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [296 Valid, 67 Invalid, 1281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 1188 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-21 00:21:04,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17639 states. [2021-11-21 00:21:04,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17639 to 13126. [2021-11-21 00:21:04,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13126 states, 13089 states have (on average 2.879746351898541) internal successors, (37693), 13125 states have internal predecessors, (37693), 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) [2021-11-21 00:21:04,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13126 states to 13126 states and 37693 transitions. [2021-11-21 00:21:04,238 INFO L78 Accepts]: Start accepts. Automaton has 13126 states and 37693 transitions. Word has length 15 [2021-11-21 00:21:04,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:04,238 INFO L470 AbstractCegarLoop]: Abstraction has 13126 states and 37693 transitions. [2021-11-21 00:21:04,238 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:21:04,238 INFO L276 IsEmpty]: Start isEmpty. Operand 13126 states and 37693 transitions. [2021-11-21 00:21:04,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 00:21:04,240 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:04,240 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:21:04,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-21 00:21:04,240 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting my_callbackErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:04,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:04,241 INFO L85 PathProgramCache]: Analyzing trace with hash -347309996, now seen corresponding path program 1 times [2021-11-21 00:21:04,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:04,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785306308] [2021-11-21 00:21:04,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:04,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:04,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:04,475 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:04,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785306308] [2021-11-21 00:21:04,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785306308] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:04,476 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:04,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:21:04,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96267023] [2021-11-21 00:21:04,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:04,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 00:21:04,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:04,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 00:21:04,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:21:04,477 INFO L87 Difference]: Start difference. First operand 13126 states and 37693 transitions. Second operand has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:21:06,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:06,249 INFO L93 Difference]: Finished difference Result 14509 states and 41657 transitions. [2021-11-21 00:21:06,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:21:06,250 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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 15 [2021-11-21 00:21:06,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:06,288 INFO L225 Difference]: With dead ends: 14509 [2021-11-21 00:21:06,288 INFO L226 Difference]: Without dead ends: 14509 [2021-11-21 00:21:06,288 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2021-11-21 00:21:06,289 INFO L933 BasicCegarLoop]: 44 mSDtfsCounter, 272 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 1223 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 1258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 1223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:06,289 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [272 Valid, 66 Invalid, 1258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 1223 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-21 00:21:06,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14509 states. [2021-11-21 00:21:06,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14509 to 13218. [2021-11-21 00:21:06,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13218 states, 13181 states have (on average 2.884379030422578) internal successors, (38019), 13217 states have internal predecessors, (38019), 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) [2021-11-21 00:21:06,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13218 states to 13218 states and 38019 transitions. [2021-11-21 00:21:06,543 INFO L78 Accepts]: Start accepts. Automaton has 13218 states and 38019 transitions. Word has length 15 [2021-11-21 00:21:06,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:06,543 INFO L470 AbstractCegarLoop]: Abstraction has 13218 states and 38019 transitions. [2021-11-21 00:21:06,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-11-21 00:21:06,543 INFO L276 IsEmpty]: Start isEmpty. Operand 13218 states and 38019 transitions. [2021-11-21 00:21:06,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 00:21:06,545 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:06,545 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:21:06,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-21 00:21:06,546 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting my_callbackErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:06,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:06,546 INFO L85 PathProgramCache]: Analyzing trace with hash -1524493669, now seen corresponding path program 1 times [2021-11-21 00:21:06,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:06,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767532810] [2021-11-21 00:21:06,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:06,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:06,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:06,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:06,718 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:06,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767532810] [2021-11-21 00:21:06,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767532810] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:06,719 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:06,719 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 00:21:06,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666221524] [2021-11-21 00:21:06,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:06,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:21:06,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:06,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:21:06,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:21:06,721 INFO L87 Difference]: Start difference. First operand 13218 states and 38019 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2021-11-21 00:21:07,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:07,063 INFO L93 Difference]: Finished difference Result 13510 states and 38316 transitions. [2021-11-21 00:21:07,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:21:07,063 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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 16 [2021-11-21 00:21:07,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:07,094 INFO L225 Difference]: With dead ends: 13510 [2021-11-21 00:21:07,095 INFO L226 Difference]: Without dead ends: 13510 [2021-11-21 00:21:07,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:21:07,096 INFO L933 BasicCegarLoop]: 82 mSDtfsCounter, 156 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:07,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [156 Valid, 144 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-21 00:21:07,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13510 states. [2021-11-21 00:21:07,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13510 to 13082. [2021-11-21 00:21:07,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13082 states, 13043 states have (on average 2.8707352602928773) internal successors, (37443), 13081 states have internal predecessors, (37443), 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) [2021-11-21 00:21:07,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13082 states to 13082 states and 37443 transitions. [2021-11-21 00:21:07,343 INFO L78 Accepts]: Start accepts. Automaton has 13082 states and 37443 transitions. Word has length 16 [2021-11-21 00:21:07,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:07,344 INFO L470 AbstractCegarLoop]: Abstraction has 13082 states and 37443 transitions. [2021-11-21 00:21:07,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2021-11-21 00:21:07,344 INFO L276 IsEmpty]: Start isEmpty. Operand 13082 states and 37443 transitions. [2021-11-21 00:21:07,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 00:21:07,346 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:07,346 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:21:07,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-21 00:21:07,346 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting my_callbackErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:07,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:07,347 INFO L85 PathProgramCache]: Analyzing trace with hash -883672145, now seen corresponding path program 1 times [2021-11-21 00:21:07,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:07,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515922555] [2021-11-21 00:21:07,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:07,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:07,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:07,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:07,491 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:07,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515922555] [2021-11-21 00:21:07,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515922555] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:07,492 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:07,492 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 00:21:07,492 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994594530] [2021-11-21 00:21:07,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:07,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:21:07,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:07,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:21:07,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:21:07,494 INFO L87 Difference]: Start difference. First operand 13082 states and 37443 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2021-11-21 00:21:07,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:07,757 INFO L93 Difference]: Finished difference Result 1819 states and 3884 transitions. [2021-11-21 00:21:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:21:07,758 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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 16 [2021-11-21 00:21:07,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:07,761 INFO L225 Difference]: With dead ends: 1819 [2021-11-21 00:21:07,761 INFO L226 Difference]: Without dead ends: 1819 [2021-11-21 00:21:07,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:21:07,762 INFO L933 BasicCegarLoop]: 73 mSDtfsCounter, 101 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:07,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [101 Valid, 154 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-21 00:21:07,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1819 states. [2021-11-21 00:21:07,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1819 to 1662. [2021-11-21 00:21:07,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1662 states, 1642 states have (on average 2.1510353227771013) internal successors, (3532), 1661 states have internal predecessors, (3532), 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) [2021-11-21 00:21:07,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1662 states and 3532 transitions. [2021-11-21 00:21:07,792 INFO L78 Accepts]: Start accepts. Automaton has 1662 states and 3532 transitions. Word has length 16 [2021-11-21 00:21:07,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:07,792 INFO L470 AbstractCegarLoop]: Abstraction has 1662 states and 3532 transitions. [2021-11-21 00:21:07,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2021-11-21 00:21:07,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 3532 transitions. [2021-11-21 00:21:07,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 00:21:07,794 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:07,794 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:21:07,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-21 00:21:07,795 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting my_callbackErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:07,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:07,795 INFO L85 PathProgramCache]: Analyzing trace with hash 790686487, now seen corresponding path program 1 times [2021-11-21 00:21:07,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:07,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075271267] [2021-11-21 00:21:07,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:07,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:07,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:07,920 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:07,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075271267] [2021-11-21 00:21:07,920 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075271267] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:07,920 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:07,920 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:21:07,921 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636696317] [2021-11-21 00:21:07,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:07,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:21:07,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:07,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:21:07,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:07,922 INFO L87 Difference]: Start difference. First operand 1662 states and 3532 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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) [2021-11-21 00:21:08,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:08,643 INFO L93 Difference]: Finished difference Result 1631 states and 3465 transitions. [2021-11-21 00:21:08,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:21:08,645 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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 16 [2021-11-21 00:21:08,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:08,648 INFO L225 Difference]: With dead ends: 1631 [2021-11-21 00:21:08,649 INFO L226 Difference]: Without dead ends: 1631 [2021-11-21 00:21:08,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:08,650 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 32 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 306 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:08,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 59 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 306 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-21 00:21:08,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1631 states. [2021-11-21 00:21:08,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1631 to 1631. [2021-11-21 00:21:08,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1631 states, 1614 states have (on average 2.146840148698885) internal successors, (3465), 1630 states have internal predecessors, (3465), 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) [2021-11-21 00:21:08,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1631 states and 3465 transitions. [2021-11-21 00:21:08,682 INFO L78 Accepts]: Start accepts. Automaton has 1631 states and 3465 transitions. Word has length 16 [2021-11-21 00:21:08,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:08,682 INFO L470 AbstractCegarLoop]: Abstraction has 1631 states and 3465 transitions. [2021-11-21 00:21:08,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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) [2021-11-21 00:21:08,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 3465 transitions. [2021-11-21 00:21:08,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 00:21:08,684 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:08,684 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:21:08,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-21 00:21:08,684 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting my_callbackErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:08,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:08,685 INFO L85 PathProgramCache]: Analyzing trace with hash -631642558, now seen corresponding path program 1 times [2021-11-21 00:21:08,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:08,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179539326] [2021-11-21 00:21:08,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:08,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:08,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:08,833 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:08,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179539326] [2021-11-21 00:21:08,834 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179539326] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:08,834 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:08,834 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:21:08,834 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197819108] [2021-11-21 00:21:08,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:08,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:21:08,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:08,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:21:08,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:08,835 INFO L87 Difference]: Start difference. First operand 1631 states and 3465 transitions. Second operand has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 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) [2021-11-21 00:21:09,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:09,362 INFO L93 Difference]: Finished difference Result 1593 states and 3384 transitions. [2021-11-21 00:21:09,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:21:09,364 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 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 18 [2021-11-21 00:21:09,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:09,366 INFO L225 Difference]: With dead ends: 1593 [2021-11-21 00:21:09,366 INFO L226 Difference]: Without dead ends: 1593 [2021-11-21 00:21:09,366 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:09,367 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 46 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:09,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 56 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-21 00:21:09,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1593 states. [2021-11-21 00:21:09,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1593 to 1593. [2021-11-21 00:21:09,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1593 states, 1580 states have (on average 2.141772151898734) internal successors, (3384), 1592 states have internal predecessors, (3384), 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) [2021-11-21 00:21:09,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1593 states and 3384 transitions. [2021-11-21 00:21:09,396 INFO L78 Accepts]: Start accepts. Automaton has 1593 states and 3384 transitions. Word has length 18 [2021-11-21 00:21:09,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:09,396 INFO L470 AbstractCegarLoop]: Abstraction has 1593 states and 3384 transitions. [2021-11-21 00:21:09,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 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) [2021-11-21 00:21:09,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 3384 transitions. [2021-11-21 00:21:09,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 00:21:09,398 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:09,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:21:09,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-21 00:21:09,399 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:09,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:09,399 INFO L85 PathProgramCache]: Analyzing trace with hash -332682166, now seen corresponding path program 1 times [2021-11-21 00:21:09,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:09,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439957717] [2021-11-21 00:21:09,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:09,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:09,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:09,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:09,562 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:09,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439957717] [2021-11-21 00:21:09,562 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439957717] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:09,562 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:09,563 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:21:09,563 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604864248] [2021-11-21 00:21:09,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:09,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:21:09,563 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:09,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:21:09,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:09,564 INFO L87 Difference]: Start difference. First operand 1593 states and 3384 transitions. Second operand has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 states have internal predecessors, (19), 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) [2021-11-21 00:21:10,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:10,066 INFO L93 Difference]: Finished difference Result 1592 states and 3383 transitions. [2021-11-21 00:21:10,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:21:10,068 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 states have internal predecessors, (19), 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 19 [2021-11-21 00:21:10,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:10,070 INFO L225 Difference]: With dead ends: 1592 [2021-11-21 00:21:10,070 INFO L226 Difference]: Without dead ends: 1592 [2021-11-21 00:21:10,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:10,071 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 32 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:10,071 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 48 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 283 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-21 00:21:10,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1592 states. [2021-11-21 00:21:10,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1592 to 1592. [2021-11-21 00:21:10,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1592 states, 1580 states have (on average 2.141139240506329) internal successors, (3383), 1591 states have internal predecessors, (3383), 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) [2021-11-21 00:21:10,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1592 states and 3383 transitions. [2021-11-21 00:21:10,094 INFO L78 Accepts]: Start accepts. Automaton has 1592 states and 3383 transitions. Word has length 19 [2021-11-21 00:21:10,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:10,094 INFO L470 AbstractCegarLoop]: Abstraction has 1592 states and 3383 transitions. [2021-11-21 00:21:10,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 states have internal predecessors, (19), 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) [2021-11-21 00:21:10,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 3383 transitions. [2021-11-21 00:21:10,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 00:21:10,096 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:10,096 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:21:10,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-21 00:21:10,096 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:10,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:10,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1397209756, now seen corresponding path program 1 times [2021-11-21 00:21:10,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:10,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834415152] [2021-11-21 00:21:10,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:10,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:10,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:10,221 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:10,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834415152] [2021-11-21 00:21:10,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834415152] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:10,221 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:10,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:21:10,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759073989] [2021-11-21 00:21:10,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:10,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:21:10,222 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:10,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:21:10,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:10,223 INFO L87 Difference]: Start difference. First operand 1592 states and 3383 transitions. Second operand has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 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) [2021-11-21 00:21:10,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:10,779 INFO L93 Difference]: Finished difference Result 1656 states and 3516 transitions. [2021-11-21 00:21:10,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:21:10,782 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 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 22 [2021-11-21 00:21:10,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:10,785 INFO L225 Difference]: With dead ends: 1656 [2021-11-21 00:21:10,785 INFO L226 Difference]: Without dead ends: 1656 [2021-11-21 00:21:10,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:10,786 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 28 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:10,786 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 58 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-21 00:21:10,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1656 states. [2021-11-21 00:21:10,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1656 to 1656. [2021-11-21 00:21:10,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1656 states, 1644 states have (on average 2.1386861313868613) internal successors, (3516), 1655 states have internal predecessors, (3516), 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) [2021-11-21 00:21:10,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1656 states and 3516 transitions. [2021-11-21 00:21:10,822 INFO L78 Accepts]: Start accepts. Automaton has 1656 states and 3516 transitions. Word has length 22 [2021-11-21 00:21:10,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:10,822 INFO L470 AbstractCegarLoop]: Abstraction has 1656 states and 3516 transitions. [2021-11-21 00:21:10,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 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) [2021-11-21 00:21:10,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 3516 transitions. [2021-11-21 00:21:10,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 00:21:10,824 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:10,825 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:10,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-21 00:21:10,825 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:10,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:10,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1569763248, now seen corresponding path program 1 times [2021-11-21 00:21:10,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:10,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911787365] [2021-11-21 00:21:10,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:10,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:10,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:10,956 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:10,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911787365] [2021-11-21 00:21:10,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911787365] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:10,956 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:10,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:21:10,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274273566] [2021-11-21 00:21:10,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:10,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:21:10,957 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:10,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:21:10,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:10,958 INFO L87 Difference]: Start difference. First operand 1656 states and 3516 transitions. Second operand has 6 states, 5 states have (on average 4.8) internal successors, (24), 6 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:21:11,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:11,627 INFO L93 Difference]: Finished difference Result 1792 states and 3798 transitions. [2021-11-21 00:21:11,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:21:11,629 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.8) internal successors, (24), 6 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-21 00:21:11,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:11,632 INFO L225 Difference]: With dead ends: 1792 [2021-11-21 00:21:11,632 INFO L226 Difference]: Without dead ends: 1792 [2021-11-21 00:21:11,632 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:11,633 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 41 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 407 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:11,633 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 57 Invalid, 414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 407 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-21 00:21:11,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1792 states. [2021-11-21 00:21:11,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1792 to 1758. [2021-11-21 00:21:11,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1758 states, 1746 states have (on average 2.1334478808705613) internal successors, (3725), 1757 states have internal predecessors, (3725), 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) [2021-11-21 00:21:11,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1758 states and 3725 transitions. [2021-11-21 00:21:11,665 INFO L78 Accepts]: Start accepts. Automaton has 1758 states and 3725 transitions. Word has length 24 [2021-11-21 00:21:11,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:11,666 INFO L470 AbstractCegarLoop]: Abstraction has 1758 states and 3725 transitions. [2021-11-21 00:21:11,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.8) internal successors, (24), 6 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:21:11,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3725 transitions. [2021-11-21 00:21:11,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 00:21:11,667 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:11,668 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:11,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-21 00:21:11,668 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:11,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:11,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1275168889, now seen corresponding path program 1 times [2021-11-21 00:21:11,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:11,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436918415] [2021-11-21 00:21:11,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:11,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:11,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:11,800 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:11,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436918415] [2021-11-21 00:21:11,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436918415] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:11,801 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:11,801 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:21:11,801 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737519967] [2021-11-21 00:21:11,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:11,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:21:11,801 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:11,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:21:11,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:11,802 INFO L87 Difference]: Start difference. First operand 1758 states and 3725 transitions. Second operand has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 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) [2021-11-21 00:21:12,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:12,236 INFO L93 Difference]: Finished difference Result 1757 states and 3724 transitions. [2021-11-21 00:21:12,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:21:12,237 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 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 25 [2021-11-21 00:21:12,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:12,239 INFO L225 Difference]: With dead ends: 1757 [2021-11-21 00:21:12,239 INFO L226 Difference]: Without dead ends: 1710 [2021-11-21 00:21:12,239 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:12,240 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 15 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:12,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 49 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-21 00:21:12,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1710 states. [2021-11-21 00:21:12,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1710 to 1710. [2021-11-21 00:21:12,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1710 states, 1699 states have (on average 2.150088287227781) internal successors, (3653), 1709 states have internal predecessors, (3653), 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) [2021-11-21 00:21:12,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1710 states and 3653 transitions. [2021-11-21 00:21:12,269 INFO L78 Accepts]: Start accepts. Automaton has 1710 states and 3653 transitions. Word has length 25 [2021-11-21 00:21:12,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:12,269 INFO L470 AbstractCegarLoop]: Abstraction has 1710 states and 3653 transitions. [2021-11-21 00:21:12,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 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) [2021-11-21 00:21:12,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 3653 transitions. [2021-11-21 00:21:12,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 00:21:12,270 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:12,271 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:12,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-21 00:21:12,271 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:12,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:12,271 INFO L85 PathProgramCache]: Analyzing trace with hash -176852727, now seen corresponding path program 1 times [2021-11-21 00:21:12,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:12,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118621231] [2021-11-21 00:21:12,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:12,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:12,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:12,482 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:12,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118621231] [2021-11-21 00:21:12,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118621231] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:12,482 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:12,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-21 00:21:12,482 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082383506] [2021-11-21 00:21:12,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:12,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:21:12,483 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:12,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:21:12,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:21:12,483 INFO L87 Difference]: Start difference. First operand 1710 states and 3653 transitions. Second operand has 9 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 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) [2021-11-21 00:21:13,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:13,251 INFO L93 Difference]: Finished difference Result 1691 states and 3605 transitions. [2021-11-21 00:21:13,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:21:13,251 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 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 27 [2021-11-21 00:21:13,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:13,254 INFO L225 Difference]: With dead ends: 1691 [2021-11-21 00:21:13,254 INFO L226 Difference]: Without dead ends: 1691 [2021-11-21 00:21:13,254 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-21 00:21:13,254 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 126 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 533 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:13,255 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [126 Valid, 57 Invalid, 560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 533 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-21 00:21:13,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1691 states. [2021-11-21 00:21:13,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1691 to 1615. [2021-11-21 00:21:13,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1615 states, 1607 states have (on average 2.1437461107654014) internal successors, (3445), 1614 states have internal predecessors, (3445), 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) [2021-11-21 00:21:13,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1615 states and 3445 transitions. [2021-11-21 00:21:13,282 INFO L78 Accepts]: Start accepts. Automaton has 1615 states and 3445 transitions. Word has length 27 [2021-11-21 00:21:13,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:13,283 INFO L470 AbstractCegarLoop]: Abstraction has 1615 states and 3445 transitions. [2021-11-21 00:21:13,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 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) [2021-11-21 00:21:13,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 3445 transitions. [2021-11-21 00:21:13,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 00:21:13,285 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:13,285 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:13,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-11-21 00:21:13,286 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:13,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:13,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1265577887, now seen corresponding path program 1 times [2021-11-21 00:21:13,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:13,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677505193] [2021-11-21 00:21:13,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:13,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:13,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:13,502 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:13,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677505193] [2021-11-21 00:21:13,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677505193] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:13,502 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:13,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:21:13,503 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328040878] [2021-11-21 00:21:13,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:13,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 00:21:13,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:13,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 00:21:13,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:21:13,504 INFO L87 Difference]: Start difference. First operand 1615 states and 3445 transitions. Second operand has 10 states, 9 states have (on average 3.0) internal successors, (27), 9 states have internal predecessors, (27), 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) [2021-11-21 00:21:14,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:14,216 INFO L93 Difference]: Finished difference Result 1598 states and 3399 transitions. [2021-11-21 00:21:14,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:21:14,217 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.0) internal successors, (27), 9 states have internal predecessors, (27), 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 27 [2021-11-21 00:21:14,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:14,220 INFO L225 Difference]: With dead ends: 1598 [2021-11-21 00:21:14,220 INFO L226 Difference]: Without dead ends: 1598 [2021-11-21 00:21:14,220 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2021-11-21 00:21:14,221 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 209 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 539 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:14,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [209 Valid, 58 Invalid, 576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 539 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-21 00:21:14,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1598 states. [2021-11-21 00:21:14,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1598 to 1505. [2021-11-21 00:21:14,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1505 states, 1499 states have (on average 2.1360907271514344) internal successors, (3202), 1504 states have internal predecessors, (3202), 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) [2021-11-21 00:21:14,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1505 states and 3202 transitions. [2021-11-21 00:21:14,247 INFO L78 Accepts]: Start accepts. Automaton has 1505 states and 3202 transitions. Word has length 27 [2021-11-21 00:21:14,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:14,247 INFO L470 AbstractCegarLoop]: Abstraction has 1505 states and 3202 transitions. [2021-11-21 00:21:14,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.0) internal successors, (27), 9 states have internal predecessors, (27), 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) [2021-11-21 00:21:14,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 3202 transitions. [2021-11-21 00:21:14,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:14,249 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:14,249 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:14,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-21 00:21:14,249 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:14,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:14,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1841581341, now seen corresponding path program 1 times [2021-11-21 00:21:14,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:14,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652474727] [2021-11-21 00:21:14,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:14,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:14,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:14,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:14,965 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:14,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652474727] [2021-11-21 00:21:14,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652474727] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:14,965 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:14,965 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:14,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99562524] [2021-11-21 00:21:14,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:14,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:14,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:14,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:14,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:14,966 INFO L87 Difference]: Start difference. First operand 1505 states and 3202 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:15,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:15,997 INFO L93 Difference]: Finished difference Result 2397 states and 4906 transitions. [2021-11-21 00:21:15,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-21 00:21:15,998 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:15,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:16,001 INFO L225 Difference]: With dead ends: 2397 [2021-11-21 00:21:16,002 INFO L226 Difference]: Without dead ends: 2397 [2021-11-21 00:21:16,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 10 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2021-11-21 00:21:16,003 INFO L933 BasicCegarLoop]: 29 mSDtfsCounter, 295 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 760 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:16,003 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 50 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 760 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-21 00:21:16,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2397 states. [2021-11-21 00:21:16,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2397 to 1659. [2021-11-21 00:21:16,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1659 states, 1653 states have (on average 2.1681790683605566) internal successors, (3584), 1658 states have internal predecessors, (3584), 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) [2021-11-21 00:21:16,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1659 states and 3584 transitions. [2021-11-21 00:21:16,038 INFO L78 Accepts]: Start accepts. Automaton has 1659 states and 3584 transitions. Word has length 36 [2021-11-21 00:21:16,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:16,039 INFO L470 AbstractCegarLoop]: Abstraction has 1659 states and 3584 transitions. [2021-11-21 00:21:16,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:16,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 3584 transitions. [2021-11-21 00:21:16,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:16,041 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:16,041 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:16,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-21 00:21:16,042 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:16,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:16,042 INFO L85 PathProgramCache]: Analyzing trace with hash 191481323, now seen corresponding path program 2 times [2021-11-21 00:21:16,042 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:16,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992598206] [2021-11-21 00:21:16,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:16,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:16,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:16,802 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:16,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992598206] [2021-11-21 00:21:16,802 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992598206] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:16,802 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:16,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:16,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262140544] [2021-11-21 00:21:16,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:16,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:16,803 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:16,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:16,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:16,804 INFO L87 Difference]: Start difference. First operand 1659 states and 3584 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:18,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:18,660 INFO L93 Difference]: Finished difference Result 2431 states and 4970 transitions. [2021-11-21 00:21:18,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 00:21:18,661 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:18,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:18,665 INFO L225 Difference]: With dead ends: 2431 [2021-11-21 00:21:18,665 INFO L226 Difference]: Without dead ends: 2431 [2021-11-21 00:21:18,665 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 11 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:21:18,666 INFO L933 BasicCegarLoop]: 28 mSDtfsCounter, 314 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 1471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 1257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:18,666 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [314 Valid, 52 Invalid, 1471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 1257 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-21 00:21:18,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2431 states. [2021-11-21 00:21:18,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2431 to 1653. [2021-11-21 00:21:18,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1653 states, 1647 states have (on average 2.167577413479053) internal successors, (3570), 1652 states have internal predecessors, (3570), 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) [2021-11-21 00:21:18,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1653 states and 3570 transitions. [2021-11-21 00:21:18,701 INFO L78 Accepts]: Start accepts. Automaton has 1653 states and 3570 transitions. Word has length 36 [2021-11-21 00:21:18,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:18,701 INFO L470 AbstractCegarLoop]: Abstraction has 1653 states and 3570 transitions. [2021-11-21 00:21:18,701 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:18,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 3570 transitions. [2021-11-21 00:21:18,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:18,704 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:18,704 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:18,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-21 00:21:18,704 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:18,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:18,705 INFO L85 PathProgramCache]: Analyzing trace with hash 2131574531, now seen corresponding path program 3 times [2021-11-21 00:21:18,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:18,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682770891] [2021-11-21 00:21:18,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:18,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:19,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:19,361 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:19,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682770891] [2021-11-21 00:21:19,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682770891] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:19,362 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:19,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:19,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040766482] [2021-11-21 00:21:19,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:19,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:19,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:19,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:19,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:19,364 INFO L87 Difference]: Start difference. First operand 1653 states and 3570 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:20,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:20,834 INFO L93 Difference]: Finished difference Result 2505 states and 5112 transitions. [2021-11-21 00:21:20,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 00:21:20,835 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:20,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:20,838 INFO L225 Difference]: With dead ends: 2505 [2021-11-21 00:21:20,839 INFO L226 Difference]: Without dead ends: 2505 [2021-11-21 00:21:20,839 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 11 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2021-11-21 00:21:20,839 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 316 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 1065 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 1292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1065 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:20,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [316 Valid, 48 Invalid, 1292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1065 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-21 00:21:20,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2505 states. [2021-11-21 00:21:20,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2505 to 1647. [2021-11-21 00:21:20,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1647 states, 1641 states have (on average 2.166971358927483) internal successors, (3556), 1646 states have internal predecessors, (3556), 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) [2021-11-21 00:21:20,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1647 states and 3556 transitions. [2021-11-21 00:21:20,881 INFO L78 Accepts]: Start accepts. Automaton has 1647 states and 3556 transitions. Word has length 36 [2021-11-21 00:21:20,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:20,881 INFO L470 AbstractCegarLoop]: Abstraction has 1647 states and 3556 transitions. [2021-11-21 00:21:20,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:20,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 3556 transitions. [2021-11-21 00:21:20,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:20,884 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:20,884 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:20,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-11-21 00:21:20,884 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:20,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:20,884 INFO L85 PathProgramCache]: Analyzing trace with hash 2030170347, now seen corresponding path program 4 times [2021-11-21 00:21:20,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:20,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445103211] [2021-11-21 00:21:20,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:20,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:21,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:21,328 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:21,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445103211] [2021-11-21 00:21:21,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445103211] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:21,328 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:21,329 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:21,329 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161326048] [2021-11-21 00:21:21,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:21,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:21,329 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:21,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:21,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:21,330 INFO L87 Difference]: Start difference. First operand 1647 states and 3556 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:23,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:23,072 INFO L93 Difference]: Finished difference Result 3010 states and 6306 transitions. [2021-11-21 00:21:23,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-21 00:21:23,072 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:23,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:23,077 INFO L225 Difference]: With dead ends: 3010 [2021-11-21 00:21:23,077 INFO L226 Difference]: Without dead ends: 3010 [2021-11-21 00:21:23,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 11 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=131, Invalid=289, Unknown=0, NotChecked=0, Total=420 [2021-11-21 00:21:23,077 INFO L933 BasicCegarLoop]: 26 mSDtfsCounter, 311 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 1397 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 1614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:23,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [311 Valid, 43 Invalid, 1614 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1397 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-21 00:21:23,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3010 states. [2021-11-21 00:21:23,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3010 to 1758. [2021-11-21 00:21:23,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1758 states, 1752 states have (on average 2.1940639269406392) internal successors, (3844), 1757 states have internal predecessors, (3844), 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) [2021-11-21 00:21:23,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1758 states and 3844 transitions. [2021-11-21 00:21:23,121 INFO L78 Accepts]: Start accepts. Automaton has 1758 states and 3844 transitions. Word has length 36 [2021-11-21 00:21:23,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:23,122 INFO L470 AbstractCegarLoop]: Abstraction has 1758 states and 3844 transitions. [2021-11-21 00:21:23,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:23,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3844 transitions. [2021-11-21 00:21:23,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:23,124 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:23,124 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:23,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-11-21 00:21:23,125 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:23,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:23,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1405942611, now seen corresponding path program 5 times [2021-11-21 00:21:23,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:23,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582324142] [2021-11-21 00:21:23,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:23,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:23,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:23,980 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:23,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582324142] [2021-11-21 00:21:23,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582324142] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:23,980 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:23,980 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:23,981 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042770698] [2021-11-21 00:21:23,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:23,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:23,981 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:23,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:23,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:23,982 INFO L87 Difference]: Start difference. First operand 1758 states and 3844 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:25,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:25,522 INFO L93 Difference]: Finished difference Result 3373 states and 6995 transitions. [2021-11-21 00:21:25,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-21 00:21:25,522 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:25,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:25,527 INFO L225 Difference]: With dead ends: 3373 [2021-11-21 00:21:25,527 INFO L226 Difference]: Without dead ends: 3373 [2021-11-21 00:21:25,527 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 10 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2021-11-21 00:21:25,528 INFO L933 BasicCegarLoop]: 38 mSDtfsCounter, 214 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 1527 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 1665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:25,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [214 Valid, 54 Invalid, 1665 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1527 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-21 00:21:25,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3373 states. [2021-11-21 00:21:25,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3373 to 1798. [2021-11-21 00:21:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1798 states, 1792 states have (on average 2.2003348214285716) internal successors, (3943), 1797 states have internal predecessors, (3943), 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) [2021-11-21 00:21:25,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1798 states and 3943 transitions. [2021-11-21 00:21:25,566 INFO L78 Accepts]: Start accepts. Automaton has 1798 states and 3943 transitions. Word has length 36 [2021-11-21 00:21:25,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:25,566 INFO L470 AbstractCegarLoop]: Abstraction has 1798 states and 3943 transitions. [2021-11-21 00:21:25,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:25,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3943 transitions. [2021-11-21 00:21:25,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:25,569 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:25,569 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:25,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-11-21 00:21:25,569 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:25,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:25,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1238924667, now seen corresponding path program 6 times [2021-11-21 00:21:25,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:25,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038045403] [2021-11-21 00:21:25,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:25,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:26,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:26,306 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:26,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038045403] [2021-11-21 00:21:26,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038045403] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:26,306 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:26,307 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:21:26,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579745006] [2021-11-21 00:21:26,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:26,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 00:21:26,307 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:26,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 00:21:26,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:21:26,308 INFO L87 Difference]: Start difference. First operand 1798 states and 3943 transitions. Second operand has 10 states, 9 states have (on average 4.0) internal successors, (36), 9 states have internal predecessors, (36), 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) [2021-11-21 00:21:27,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:27,941 INFO L93 Difference]: Finished difference Result 3529 states and 7344 transitions. [2021-11-21 00:21:27,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-21 00:21:27,942 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 4.0) internal successors, (36), 9 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:27,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:27,948 INFO L225 Difference]: With dead ends: 3529 [2021-11-21 00:21:27,948 INFO L226 Difference]: Without dead ends: 3529 [2021-11-21 00:21:27,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 12 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=153, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:21:27,949 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 231 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 1498 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 1662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 1498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:27,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [231 Valid, 48 Invalid, 1662 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 1498 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-21 00:21:27,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3529 states. [2021-11-21 00:21:27,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3529 to 1758. [2021-11-21 00:21:27,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1758 states, 1752 states have (on average 2.1940639269406392) internal successors, (3844), 1757 states have internal predecessors, (3844), 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) [2021-11-21 00:21:27,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1758 states and 3844 transitions. [2021-11-21 00:21:27,987 INFO L78 Accepts]: Start accepts. Automaton has 1758 states and 3844 transitions. Word has length 36 [2021-11-21 00:21:27,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:27,987 INFO L470 AbstractCegarLoop]: Abstraction has 1758 states and 3844 transitions. [2021-11-21 00:21:27,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 4.0) internal successors, (36), 9 states have internal predecessors, (36), 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) [2021-11-21 00:21:27,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3844 transitions. [2021-11-21 00:21:27,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:27,990 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:27,990 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:27,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-11-21 00:21:27,990 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:27,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:27,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1160989079, now seen corresponding path program 7 times [2021-11-21 00:21:27,991 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:27,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273807876] [2021-11-21 00:21:27,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:27,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:28,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:28,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:28,871 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:28,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273807876] [2021-11-21 00:21:28,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273807876] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:28,871 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:28,871 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:28,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687048460] [2021-11-21 00:21:28,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:28,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:28,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:28,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:28,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:28,873 INFO L87 Difference]: Start difference. First operand 1758 states and 3844 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:29,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:29,988 INFO L93 Difference]: Finished difference Result 3480 states and 7245 transitions. [2021-11-21 00:21:29,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-21 00:21:29,989 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:29,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:29,992 INFO L225 Difference]: With dead ends: 3480 [2021-11-21 00:21:29,992 INFO L226 Difference]: Without dead ends: 3480 [2021-11-21 00:21:29,993 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 10 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=95, Unknown=0, NotChecked=0, Total=156 [2021-11-21 00:21:29,993 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 285 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 824 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 1063 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:29,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [285 Valid, 44 Invalid, 1063 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 824 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-21 00:21:29,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3480 states. [2021-11-21 00:21:30,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3480 to 1838. [2021-11-21 00:21:30,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1838 states, 1832 states have (on average 2.2063318777292578) internal successors, (4042), 1837 states have internal predecessors, (4042), 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) [2021-11-21 00:21:30,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 1838 states and 4042 transitions. [2021-11-21 00:21:30,023 INFO L78 Accepts]: Start accepts. Automaton has 1838 states and 4042 transitions. Word has length 36 [2021-11-21 00:21:30,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:30,023 INFO L470 AbstractCegarLoop]: Abstraction has 1838 states and 4042 transitions. [2021-11-21 00:21:30,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:30,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 4042 transitions. [2021-11-21 00:21:30,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:30,025 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:30,025 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:30,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-11-21 00:21:30,026 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:30,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:30,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1483878199, now seen corresponding path program 8 times [2021-11-21 00:21:30,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:30,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999951188] [2021-11-21 00:21:30,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:30,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:30,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:30,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:30,695 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:30,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999951188] [2021-11-21 00:21:30,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999951188] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:30,697 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:30,697 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:30,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554098734] [2021-11-21 00:21:30,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:30,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:30,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:30,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:30,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:30,698 INFO L87 Difference]: Start difference. First operand 1838 states and 4042 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:32,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:32,636 INFO L93 Difference]: Finished difference Result 3614 states and 7529 transitions. [2021-11-21 00:21:32,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-21 00:21:32,636 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:32,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:32,640 INFO L225 Difference]: With dead ends: 3614 [2021-11-21 00:21:32,641 INFO L226 Difference]: Without dead ends: 3614 [2021-11-21 00:21:32,641 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 11 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=96, Invalid=176, Unknown=0, NotChecked=0, Total=272 [2021-11-21 00:21:32,641 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 256 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 1698 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 1920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 1698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:32,641 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [256 Valid, 44 Invalid, 1920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 1698 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-21 00:21:32,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3614 states. [2021-11-21 00:21:32,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3614 to 1798. [2021-11-21 00:21:32,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1798 states, 1792 states have (on average 2.2003348214285716) internal successors, (3943), 1797 states have internal predecessors, (3943), 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) [2021-11-21 00:21:32,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1798 states and 3943 transitions. [2021-11-21 00:21:32,667 INFO L78 Accepts]: Start accepts. Automaton has 1798 states and 3943 transitions. Word has length 36 [2021-11-21 00:21:32,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:32,667 INFO L470 AbstractCegarLoop]: Abstraction has 1798 states and 3943 transitions. [2021-11-21 00:21:32,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3943 transitions. [2021-11-21 00:21:32,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:32,669 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:32,669 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:32,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-11-21 00:21:32,669 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:32,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:32,670 INFO L85 PathProgramCache]: Analyzing trace with hash -870995889, now seen corresponding path program 9 times [2021-11-21 00:21:32,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:32,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920633444] [2021-11-21 00:21:32,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:32,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:32,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:33,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:33,184 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:33,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920633444] [2021-11-21 00:21:33,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920633444] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:33,185 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:33,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:21:33,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157935091] [2021-11-21 00:21:33,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:33,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 00:21:33,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:33,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 00:21:33,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:21:33,186 INFO L87 Difference]: Start difference. First operand 1798 states and 3943 transitions. Second operand has 10 states, 9 states have (on average 4.0) internal successors, (36), 9 states have internal predecessors, (36), 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) [2021-11-21 00:21:34,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:34,955 INFO L93 Difference]: Finished difference Result 3807 states and 7951 transitions. [2021-11-21 00:21:34,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-21 00:21:34,956 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 4.0) internal successors, (36), 9 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:34,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:34,961 INFO L225 Difference]: With dead ends: 3807 [2021-11-21 00:21:34,961 INFO L226 Difference]: Without dead ends: 3807 [2021-11-21 00:21:34,962 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 12 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=103, Invalid=203, Unknown=0, NotChecked=0, Total=306 [2021-11-21 00:21:34,962 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 224 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 1583 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 1766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:34,962 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [224 Valid, 41 Invalid, 1766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1583 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-21 00:21:34,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3807 states. [2021-11-21 00:21:35,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3807 to 1758. [2021-11-21 00:21:35,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1758 states, 1752 states have (on average 2.1940639269406392) internal successors, (3844), 1757 states have internal predecessors, (3844), 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) [2021-11-21 00:21:35,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1758 states and 3844 transitions. [2021-11-21 00:21:35,005 INFO L78 Accepts]: Start accepts. Automaton has 1758 states and 3844 transitions. Word has length 36 [2021-11-21 00:21:35,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:35,006 INFO L470 AbstractCegarLoop]: Abstraction has 1758 states and 3844 transitions. [2021-11-21 00:21:35,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 4.0) internal successors, (36), 9 states have internal predecessors, (36), 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) [2021-11-21 00:21:35,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3844 transitions. [2021-11-21 00:21:35,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:35,008 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:35,008 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:35,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-11-21 00:21:35,009 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:35,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:35,009 INFO L85 PathProgramCache]: Analyzing trace with hash 418753997, now seen corresponding path program 10 times [2021-11-21 00:21:35,009 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:35,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149778007] [2021-11-21 00:21:35,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:35,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:35,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:35,987 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:35,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149778007] [2021-11-21 00:21:35,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149778007] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:35,988 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:35,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:35,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711069219] [2021-11-21 00:21:35,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:35,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:35,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:35,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:35,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:35,990 INFO L87 Difference]: Start difference. First operand 1758 states and 3844 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:37,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:37,262 INFO L93 Difference]: Finished difference Result 3444 states and 7133 transitions. [2021-11-21 00:21:37,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-21 00:21:37,262 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:37,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:37,267 INFO L225 Difference]: With dead ends: 3444 [2021-11-21 00:21:37,267 INFO L226 Difference]: Without dead ends: 3444 [2021-11-21 00:21:37,267 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 10 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-11-21 00:21:37,268 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 240 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 1237 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 1440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 1237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:37,268 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [240 Valid, 43 Invalid, 1440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1237 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-21 00:21:37,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3444 states. [2021-11-21 00:21:37,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3444 to 1718. [2021-11-21 00:21:37,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1718 states, 1712 states have (on average 2.1875) internal successors, (3745), 1717 states have internal predecessors, (3745), 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) [2021-11-21 00:21:37,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1718 states and 3745 transitions. [2021-11-21 00:21:37,303 INFO L78 Accepts]: Start accepts. Automaton has 1718 states and 3745 transitions. Word has length 36 [2021-11-21 00:21:37,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:37,304 INFO L470 AbstractCegarLoop]: Abstraction has 1718 states and 3745 transitions. [2021-11-21 00:21:37,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:37,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3745 transitions. [2021-11-21 00:21:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:37,307 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:37,307 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:37,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-11-21 00:21:37,308 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:37,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:37,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1231346021, now seen corresponding path program 11 times [2021-11-21 00:21:37,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:37,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137836020] [2021-11-21 00:21:37,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:37,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:37,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:38,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:38,078 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:38,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137836020] [2021-11-21 00:21:38,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137836020] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:38,078 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:38,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:38,079 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502706007] [2021-11-21 00:21:38,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:38,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:38,079 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:38,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:38,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:38,080 INFO L87 Difference]: Start difference. First operand 1718 states and 3745 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:39,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:39,807 INFO L93 Difference]: Finished difference Result 3484 states and 7211 transitions. [2021-11-21 00:21:39,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 00:21:39,807 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:39,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:39,812 INFO L225 Difference]: With dead ends: 3484 [2021-11-21 00:21:39,812 INFO L226 Difference]: Without dead ends: 3484 [2021-11-21 00:21:39,812 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 11 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:21:39,813 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 239 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 1840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:39,813 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 45 Invalid, 1840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-21 00:21:39,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3484 states. [2021-11-21 00:21:39,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3484 to 1678. [2021-11-21 00:21:39,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1678 states, 1672 states have (on average 2.180622009569378) internal successors, (3646), 1677 states have internal predecessors, (3646), 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) [2021-11-21 00:21:39,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1678 states and 3646 transitions. [2021-11-21 00:21:39,847 INFO L78 Accepts]: Start accepts. Automaton has 1678 states and 3646 transitions. Word has length 36 [2021-11-21 00:21:39,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:39,848 INFO L470 AbstractCegarLoop]: Abstraction has 1678 states and 3646 transitions. [2021-11-21 00:21:39,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:39,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 3646 transitions. [2021-11-21 00:21:39,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:39,850 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:39,850 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:39,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-11-21 00:21:39,851 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:39,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:39,851 INFO L85 PathProgramCache]: Analyzing trace with hash 708747187, now seen corresponding path program 12 times [2021-11-21 00:21:39,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:39,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619169287] [2021-11-21 00:21:39,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:39,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:40,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:40,361 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:40,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619169287] [2021-11-21 00:21:40,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619169287] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:40,362 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:40,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:40,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311816962] [2021-11-21 00:21:40,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:40,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:40,362 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:40,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:40,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:40,363 INFO L87 Difference]: Start difference. First operand 1678 states and 3646 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:42,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:42,229 INFO L93 Difference]: Finished difference Result 3759 states and 7811 transitions. [2021-11-21 00:21:42,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-21 00:21:42,230 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:42,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:42,235 INFO L225 Difference]: With dead ends: 3759 [2021-11-21 00:21:42,235 INFO L226 Difference]: Without dead ends: 3759 [2021-11-21 00:21:42,236 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 11 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:21:42,236 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 256 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 1484 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 1712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:42,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [256 Valid, 41 Invalid, 1712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1484 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-21 00:21:42,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3759 states. [2021-11-21 00:21:42,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3759 to 1524. [2021-11-21 00:21:42,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1524 states, 1518 states have (on average 2.1739130434782608) internal successors, (3300), 1523 states have internal predecessors, (3300), 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) [2021-11-21 00:21:42,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1524 states and 3300 transitions. [2021-11-21 00:21:42,279 INFO L78 Accepts]: Start accepts. Automaton has 1524 states and 3300 transitions. Word has length 36 [2021-11-21 00:21:42,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:42,280 INFO L470 AbstractCegarLoop]: Abstraction has 1524 states and 3300 transitions. [2021-11-21 00:21:42,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:42,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 3300 transitions. [2021-11-21 00:21:42,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:42,282 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:42,282 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:42,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-11-21 00:21:42,283 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:42,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:42,283 INFO L85 PathProgramCache]: Analyzing trace with hash -237352809, now seen corresponding path program 1 times [2021-11-21 00:21:42,283 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:42,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099640208] [2021-11-21 00:21:42,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:42,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:43,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:43,208 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:43,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099640208] [2021-11-21 00:21:43,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099640208] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:43,209 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:43,209 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:43,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367210670] [2021-11-21 00:21:43,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:43,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:43,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:43,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:43,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:43,210 INFO L87 Difference]: Start difference. First operand 1524 states and 3300 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:44,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:44,961 INFO L93 Difference]: Finished difference Result 2368 states and 4832 transitions. [2021-11-21 00:21:44,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-21 00:21:44,962 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:44,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:44,966 INFO L225 Difference]: With dead ends: 2368 [2021-11-21 00:21:44,966 INFO L226 Difference]: Without dead ends: 2368 [2021-11-21 00:21:44,966 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 10 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2021-11-21 00:21:44,967 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 218 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 1800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:44,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [218 Valid, 58 Invalid, 1800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-21 00:21:44,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2368 states. [2021-11-21 00:21:44,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2368 to 1484. [2021-11-21 00:21:44,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1484 states, 1478 states have (on average 2.165764546684709) internal successors, (3201), 1483 states have internal predecessors, (3201), 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) [2021-11-21 00:21:45,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1484 states and 3201 transitions. [2021-11-21 00:21:45,002 INFO L78 Accepts]: Start accepts. Automaton has 1484 states and 3201 transitions. Word has length 36 [2021-11-21 00:21:45,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:45,002 INFO L470 AbstractCegarLoop]: Abstraction has 1484 states and 3201 transitions. [2021-11-21 00:21:45,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:45,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 3201 transitions. [2021-11-21 00:21:45,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:45,004 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:45,004 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:45,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-11-21 00:21:45,005 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:45,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:45,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1774938993, now seen corresponding path program 2 times [2021-11-21 00:21:45,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:45,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647956366] [2021-11-21 00:21:45,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:45,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:45,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:45,741 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:45,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647956366] [2021-11-21 00:21:45,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647956366] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:45,743 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:45,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:45,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690357836] [2021-11-21 00:21:45,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:45,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:45,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:45,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:45,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:45,744 INFO L87 Difference]: Start difference. First operand 1484 states and 3201 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:47,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:47,303 INFO L93 Difference]: Finished difference Result 2402 states and 4896 transitions. [2021-11-21 00:21:47,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 00:21:47,304 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:47,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:47,308 INFO L225 Difference]: With dead ends: 2402 [2021-11-21 00:21:47,309 INFO L226 Difference]: Without dead ends: 2402 [2021-11-21 00:21:47,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 11 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:21:47,310 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 260 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 1429 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 1639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:47,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [260 Valid, 58 Invalid, 1639 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1429 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-21 00:21:47,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2402 states. [2021-11-21 00:21:47,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2402 to 1444. [2021-11-21 00:21:47,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1444 states, 1438 states have (on average 2.157162726008345) internal successors, (3102), 1443 states have internal predecessors, (3102), 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) [2021-11-21 00:21:47,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1444 states and 3102 transitions. [2021-11-21 00:21:47,340 INFO L78 Accepts]: Start accepts. Automaton has 1444 states and 3102 transitions. Word has length 36 [2021-11-21 00:21:47,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:47,340 INFO L470 AbstractCegarLoop]: Abstraction has 1444 states and 3102 transitions. [2021-11-21 00:21:47,341 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:47,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 3102 transitions. [2021-11-21 00:21:47,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:47,343 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:47,343 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:47,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-11-21 00:21:47,344 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:47,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:47,344 INFO L85 PathProgramCache]: Analyzing trace with hash 369190577, now seen corresponding path program 3 times [2021-11-21 00:21:47,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:47,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932537432] [2021-11-21 00:21:47,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:47,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:47,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:47,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:47,938 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:47,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932537432] [2021-11-21 00:21:47,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932537432] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:47,939 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:47,939 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:47,939 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173627235] [2021-11-21 00:21:47,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:47,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:47,939 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:47,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:47,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:47,940 INFO L87 Difference]: Start difference. First operand 1444 states and 3102 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:49,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:49,475 INFO L93 Difference]: Finished difference Result 2476 states and 5038 transitions. [2021-11-21 00:21:49,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 00:21:49,475 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:49,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:49,479 INFO L225 Difference]: With dead ends: 2476 [2021-11-21 00:21:49,479 INFO L226 Difference]: Without dead ends: 2476 [2021-11-21 00:21:49,479 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 11 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2021-11-21 00:21:49,479 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 287 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 1385 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 1606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 1385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:49,480 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [287 Valid, 58 Invalid, 1606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 1385 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-21 00:21:49,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2476 states. [2021-11-21 00:21:49,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2476 to 1404. [2021-11-21 00:21:49,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1404 states, 1398 states have (on average 2.148068669527897) internal successors, (3003), 1403 states have internal predecessors, (3003), 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) [2021-11-21 00:21:49,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1404 states and 3003 transitions. [2021-11-21 00:21:49,506 INFO L78 Accepts]: Start accepts. Automaton has 1404 states and 3003 transitions. Word has length 36 [2021-11-21 00:21:49,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:49,507 INFO L470 AbstractCegarLoop]: Abstraction has 1404 states and 3003 transitions. [2021-11-21 00:21:49,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:49,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 3003 transitions. [2021-11-21 00:21:49,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:21:49,509 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:49,509 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:49,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-11-21 00:21:49,509 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:49,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:49,509 INFO L85 PathProgramCache]: Analyzing trace with hash -374088847, now seen corresponding path program 4 times [2021-11-21 00:21:49,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:49,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514970463] [2021-11-21 00:21:49,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:49,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:49,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:49,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:49,985 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:49,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514970463] [2021-11-21 00:21:49,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514970463] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:49,985 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:49,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:49,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605706294] [2021-11-21 00:21:49,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:49,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:49,986 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:49,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:49,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:49,986 INFO L87 Difference]: Start difference. First operand 1404 states and 3003 transitions. Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:52,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:52,096 INFO L93 Difference]: Finished difference Result 2855 states and 5938 transitions. [2021-11-21 00:21:52,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-21 00:21:52,097 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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 36 [2021-11-21 00:21:52,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:52,101 INFO L225 Difference]: With dead ends: 2855 [2021-11-21 00:21:52,101 INFO L226 Difference]: Without dead ends: 2855 [2021-11-21 00:21:52,101 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 11 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=131, Invalid=289, Unknown=0, NotChecked=0, Total=420 [2021-11-21 00:21:52,102 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 263 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 2101 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 2295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 2101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:52,102 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [263 Valid, 58 Invalid, 2295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 2101 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-21 00:21:52,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2855 states. [2021-11-21 00:21:52,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2855 to 1266. [2021-11-21 00:21:52,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1261 states have (on average 2.1514670896114194) internal successors, (2713), 1265 states have internal predecessors, (2713), 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) [2021-11-21 00:21:52,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 2713 transitions. [2021-11-21 00:21:52,132 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 2713 transitions. Word has length 36 [2021-11-21 00:21:52,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:52,133 INFO L470 AbstractCegarLoop]: Abstraction has 1266 states and 2713 transitions. [2021-11-21 00:21:52,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 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) [2021-11-21 00:21:52,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2713 transitions. [2021-11-21 00:21:52,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 00:21:52,135 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:52,135 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:52,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-11-21 00:21:52,135 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:52,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:52,136 INFO L85 PathProgramCache]: Analyzing trace with hash 382039513, now seen corresponding path program 1 times [2021-11-21 00:21:52,136 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:52,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388570720] [2021-11-21 00:21:52,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:52,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:52,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:52,291 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:52,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388570720] [2021-11-21 00:21:52,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388570720] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:52,292 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:52,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:21:52,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640281188] [2021-11-21 00:21:52,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:52,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:21:52,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:52,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:21:52,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:52,294 INFO L87 Difference]: Start difference. First operand 1266 states and 2713 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) [2021-11-21 00:21:52,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:52,623 INFO L93 Difference]: Finished difference Result 1348 states and 2853 transitions. [2021-11-21 00:21:52,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:21:52,623 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 [2021-11-21 00:21:52,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:52,625 INFO L225 Difference]: With dead ends: 1348 [2021-11-21 00:21:52,625 INFO L226 Difference]: Without dead ends: 846 [2021-11-21 00:21:52,625 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:21:52,625 INFO L933 BasicCegarLoop]: 41 mSDtfsCounter, 44 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:52,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 47 Invalid, 308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-21 00:21:52,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states. [2021-11-21 00:21:52,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 838. [2021-11-21 00:21:52,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 838 states, 833 states have (on average 2.0840336134453783) internal successors, (1736), 837 states have internal predecessors, (1736), 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) [2021-11-21 00:21:52,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1736 transitions. [2021-11-21 00:21:52,640 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1736 transitions. Word has length 40 [2021-11-21 00:21:52,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:52,640 INFO L470 AbstractCegarLoop]: Abstraction has 838 states and 1736 transitions. [2021-11-21 00:21:52,640 INFO L471 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) [2021-11-21 00:21:52,640 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1736 transitions. [2021-11-21 00:21:52,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 00:21:52,641 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:52,641 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:52,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-11-21 00:21:52,641 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:52,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:52,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1788546094, now seen corresponding path program 1 times [2021-11-21 00:21:52,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:52,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868541220] [2021-11-21 00:21:52,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:52,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:52,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:52,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:52,990 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:52,991 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868541220] [2021-11-21 00:21:52,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868541220] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:52,991 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:52,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-21 00:21:52,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063590398] [2021-11-21 00:21:52,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:52,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:21:52,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:52,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:21:52,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:21:52,992 INFO L87 Difference]: Start difference. First operand 838 states and 1736 transitions. Second operand has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2021-11-21 00:21:53,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:53,737 INFO L93 Difference]: Finished difference Result 866 states and 1761 transitions. [2021-11-21 00:21:53,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:21:53,737 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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 44 [2021-11-21 00:21:53,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:53,739 INFO L225 Difference]: With dead ends: 866 [2021-11-21 00:21:53,739 INFO L226 Difference]: Without dead ends: 844 [2021-11-21 00:21:53,739 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:21:53,740 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 96 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 471 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:53,740 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [96 Valid, 45 Invalid, 551 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 471 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-21 00:21:53,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 844 states. [2021-11-21 00:21:53,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 844 to 836. [2021-11-21 00:21:53,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 836 states, 831 states have (on average 2.0842358604091458) internal successors, (1732), 835 states have internal predecessors, (1732), 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) [2021-11-21 00:21:53,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 836 states and 1732 transitions. [2021-11-21 00:21:53,755 INFO L78 Accepts]: Start accepts. Automaton has 836 states and 1732 transitions. Word has length 44 [2021-11-21 00:21:53,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:53,755 INFO L470 AbstractCegarLoop]: Abstraction has 836 states and 1732 transitions. [2021-11-21 00:21:53,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2021-11-21 00:21:53,755 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1732 transitions. [2021-11-21 00:21:53,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 00:21:53,756 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:53,756 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:53,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2021-11-21 00:21:53,757 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:53,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:53,757 INFO L85 PathProgramCache]: Analyzing trace with hash -2074028862, now seen corresponding path program 2 times [2021-11-21 00:21:53,757 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:53,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142625980] [2021-11-21 00:21:53,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:53,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:54,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:54,063 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:54,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142625980] [2021-11-21 00:21:54,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142625980] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:54,063 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:54,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-21 00:21:54,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681409162] [2021-11-21 00:21:54,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:54,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:21:54,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:54,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:21:54,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:21:54,065 INFO L87 Difference]: Start difference. First operand 836 states and 1732 transitions. Second operand has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2021-11-21 00:21:55,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:55,100 INFO L93 Difference]: Finished difference Result 904 states and 1824 transitions. [2021-11-21 00:21:55,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 00:21:55,101 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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 44 [2021-11-21 00:21:55,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:55,102 INFO L225 Difference]: With dead ends: 904 [2021-11-21 00:21:55,102 INFO L226 Difference]: Without dead ends: 882 [2021-11-21 00:21:55,103 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:21:55,103 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 98 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 619 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 619 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:55,103 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [98 Valid, 43 Invalid, 703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 619 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-21 00:21:55,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2021-11-21 00:21:55,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 861. [2021-11-21 00:21:55,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 861 states, 856 states have (on average 2.06892523364486) internal successors, (1771), 860 states have internal predecessors, (1771), 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) [2021-11-21 00:21:55,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1771 transitions. [2021-11-21 00:21:55,117 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1771 transitions. Word has length 44 [2021-11-21 00:21:55,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:55,118 INFO L470 AbstractCegarLoop]: Abstraction has 861 states and 1771 transitions. [2021-11-21 00:21:55,118 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2021-11-21 00:21:55,118 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1771 transitions. [2021-11-21 00:21:55,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 00:21:55,119 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:55,120 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:55,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2021-11-21 00:21:55,120 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:55,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:55,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1343657280, now seen corresponding path program 3 times [2021-11-21 00:21:55,121 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:55,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434431985] [2021-11-21 00:21:55,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:55,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:55,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:55,346 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:55,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434431985] [2021-11-21 00:21:55,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434431985] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:55,346 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:55,346 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-21 00:21:55,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132856238] [2021-11-21 00:21:55,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:55,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:21:55,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:55,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:21:55,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:21:55,349 INFO L87 Difference]: Start difference. First operand 861 states and 1771 transitions. Second operand has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2021-11-21 00:21:55,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:55,923 INFO L93 Difference]: Finished difference Result 962 states and 1926 transitions. [2021-11-21 00:21:55,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-21 00:21:55,924 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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 44 [2021-11-21 00:21:55,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:55,925 INFO L225 Difference]: With dead ends: 962 [2021-11-21 00:21:55,925 INFO L226 Difference]: Without dead ends: 938 [2021-11-21 00:21:55,925 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=113, Unknown=0, NotChecked=0, Total=182 [2021-11-21 00:21:55,926 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 114 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 430 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:55,926 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [114 Valid, 38 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 430 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-21 00:21:55,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2021-11-21 00:21:55,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 886. [2021-11-21 00:21:55,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 886 states, 881 states have (on average 2.0669693530079454) internal successors, (1821), 885 states have internal predecessors, (1821), 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) [2021-11-21 00:21:55,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1821 transitions. [2021-11-21 00:21:55,939 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1821 transitions. Word has length 44 [2021-11-21 00:21:55,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:55,939 INFO L470 AbstractCegarLoop]: Abstraction has 886 states and 1821 transitions. [2021-11-21 00:21:55,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2021-11-21 00:21:55,939 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1821 transitions. [2021-11-21 00:21:55,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 00:21:55,940 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:55,941 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:55,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2021-11-21 00:21:55,941 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:55,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:55,942 INFO L85 PathProgramCache]: Analyzing trace with hash -397394156, now seen corresponding path program 4 times [2021-11-21 00:21:55,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:55,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901893693] [2021-11-21 00:21:55,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:55,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:56,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:56,159 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:56,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901893693] [2021-11-21 00:21:56,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901893693] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:56,160 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:56,160 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-21 00:21:56,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073651332] [2021-11-21 00:21:56,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:56,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:21:56,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:56,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:21:56,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:21:56,161 INFO L87 Difference]: Start difference. First operand 886 states and 1821 transitions. Second operand has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2021-11-21 00:21:57,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:57,170 INFO L93 Difference]: Finished difference Result 1020 states and 2039 transitions. [2021-11-21 00:21:57,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-21 00:21:57,171 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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 44 [2021-11-21 00:21:57,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:57,172 INFO L225 Difference]: With dead ends: 1020 [2021-11-21 00:21:57,172 INFO L226 Difference]: Without dead ends: 994 [2021-11-21 00:21:57,173 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:21:57,173 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 107 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 773 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 773 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:57,173 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [107 Valid, 37 Invalid, 868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 773 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-21 00:21:57,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 994 states. [2021-11-21 00:21:57,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 994 to 911. [2021-11-21 00:21:57,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 911 states, 906 states have (on average 2.0651214128035322) internal successors, (1871), 910 states have internal predecessors, (1871), 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) [2021-11-21 00:21:57,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 911 states and 1871 transitions. [2021-11-21 00:21:57,186 INFO L78 Accepts]: Start accepts. Automaton has 911 states and 1871 transitions. Word has length 44 [2021-11-21 00:21:57,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:57,187 INFO L470 AbstractCegarLoop]: Abstraction has 911 states and 1871 transitions. [2021-11-21 00:21:57,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2021-11-21 00:21:57,187 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1871 transitions. [2021-11-21 00:21:57,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 00:21:57,188 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:57,188 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:57,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2021-11-21 00:21:57,189 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:57,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:57,189 INFO L85 PathProgramCache]: Analyzing trace with hash -198370980, now seen corresponding path program 5 times [2021-11-21 00:21:57,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:57,189 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516052570] [2021-11-21 00:21:57,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:57,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:57,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:57,377 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:57,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516052570] [2021-11-21 00:21:57,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516052570] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:57,378 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:57,378 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-21 00:21:57,378 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774376919] [2021-11-21 00:21:57,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:57,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:21:57,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:57,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:21:57,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:21:57,379 INFO L87 Difference]: Start difference. First operand 911 states and 1871 transitions. Second operand has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2021-11-21 00:21:57,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:57,810 INFO L93 Difference]: Finished difference Result 892 states and 1828 transitions. [2021-11-21 00:21:57,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:21:57,811 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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 44 [2021-11-21 00:21:57,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:57,812 INFO L225 Difference]: With dead ends: 892 [2021-11-21 00:21:57,812 INFO L226 Difference]: Without dead ends: 858 [2021-11-21 00:21:57,813 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-11-21 00:21:57,813 INFO L933 BasicCegarLoop]: 24 mSDtfsCounter, 111 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:57,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 43 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 324 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-21 00:21:57,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states. [2021-11-21 00:21:57,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 712. [2021-11-21 00:21:57,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 712 states, 710 states have (on average 2.1169014084507043) internal successors, (1503), 711 states have internal predecessors, (1503), 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) [2021-11-21 00:21:57,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 712 states and 1503 transitions. [2021-11-21 00:21:57,827 INFO L78 Accepts]: Start accepts. Automaton has 712 states and 1503 transitions. Word has length 44 [2021-11-21 00:21:57,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:57,827 INFO L470 AbstractCegarLoop]: Abstraction has 712 states and 1503 transitions. [2021-11-21 00:21:57,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2021-11-21 00:21:57,828 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1503 transitions. [2021-11-21 00:21:57,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 00:21:57,829 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:57,829 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:57,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2021-11-21 00:21:57,829 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting my_callbackErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:57,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:57,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1438540155, now seen corresponding path program 1 times [2021-11-21 00:21:57,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:57,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702471321] [2021-11-21 00:21:57,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:57,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:58,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:58,037 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:58,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702471321] [2021-11-21 00:21:58,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702471321] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:58,038 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:58,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-21 00:21:58,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299051738] [2021-11-21 00:21:58,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:58,038 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:21:58,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:58,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:21:58,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:21:58,039 INFO L87 Difference]: Start difference. First operand 712 states and 1503 transitions. Second operand has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2021-11-21 00:21:58,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:58,730 INFO L93 Difference]: Finished difference Result 775 states and 1622 transitions. [2021-11-21 00:21:58,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:21:58,730 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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 44 [2021-11-21 00:21:58,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:58,732 INFO L225 Difference]: With dead ends: 775 [2021-11-21 00:21:58,732 INFO L226 Difference]: Without dead ends: 767 [2021-11-21 00:21:58,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-21 00:21:58,733 INFO L933 BasicCegarLoop]: 24 mSDtfsCounter, 92 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 495 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:58,733 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [92 Valid, 43 Invalid, 530 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 495 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-21 00:21:58,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2021-11-21 00:21:58,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 732. [2021-11-21 00:21:58,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 732 states, 730 states have (on average 2.1082191780821917) internal successors, (1539), 731 states have internal predecessors, (1539), 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) [2021-11-21 00:21:58,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 732 states and 1539 transitions. [2021-11-21 00:21:58,746 INFO L78 Accepts]: Start accepts. Automaton has 732 states and 1539 transitions. Word has length 44 [2021-11-21 00:21:58,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:58,746 INFO L470 AbstractCegarLoop]: Abstraction has 732 states and 1539 transitions. [2021-11-21 00:21:58,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2021-11-21 00:21:58,746 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1539 transitions. [2021-11-21 00:21:58,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 00:21:58,747 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:58,748 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:58,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2021-11-21 00:21:58,748 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting my_callbackErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:58,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:58,749 INFO L85 PathProgramCache]: Analyzing trace with hash -551466387, now seen corresponding path program 2 times [2021-11-21 00:21:58,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:58,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982173150] [2021-11-21 00:21:58,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:58,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:59,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:59,030 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:59,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982173150] [2021-11-21 00:21:59,030 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982173150] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:59,030 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:59,030 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:21:59,031 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252481052] [2021-11-21 00:21:59,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:59,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:21:59,031 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:59,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:21:59,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:21:59,031 INFO L87 Difference]: Start difference. First operand 732 states and 1539 transitions. Second operand has 11 states, 10 states have (on average 4.4) internal successors, (44), 10 states have internal predecessors, (44), 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) [2021-11-21 00:21:59,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:21:59,655 INFO L93 Difference]: Finished difference Result 727 states and 1530 transitions. [2021-11-21 00:21:59,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:21:59,655 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 4.4) internal successors, (44), 10 states have internal predecessors, (44), 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 44 [2021-11-21 00:21:59,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:21:59,656 INFO L225 Difference]: With dead ends: 727 [2021-11-21 00:21:59,656 INFO L226 Difference]: Without dead ends: 719 [2021-11-21 00:21:59,657 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 0 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:21:59,657 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 146 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 438 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 438 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:21:59,657 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [146 Valid, 28 Invalid, 498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 438 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-21 00:21:59,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2021-11-21 00:21:59,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 687. [2021-11-21 00:21:59,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 687 states, 686 states have (on average 2.122448979591837) internal successors, (1456), 686 states have internal predecessors, (1456), 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) [2021-11-21 00:21:59,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 1456 transitions. [2021-11-21 00:21:59,667 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 1456 transitions. Word has length 44 [2021-11-21 00:21:59,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:21:59,667 INFO L470 AbstractCegarLoop]: Abstraction has 687 states and 1456 transitions. [2021-11-21 00:21:59,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 4.4) internal successors, (44), 10 states have internal predecessors, (44), 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) [2021-11-21 00:21:59,668 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1456 transitions. [2021-11-21 00:21:59,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 00:21:59,669 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:21:59,670 INFO L514 BasicCegarLoop]: 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] [2021-11-21 00:21:59,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-11-21 00:21:59,670 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-21 00:21:59,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:21:59,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1433105016, now seen corresponding path program 1 times [2021-11-21 00:21:59,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:21:59,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162020395] [2021-11-21 00:21:59,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:21:59,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:21:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:21:59,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:21:59,912 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:21:59,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162020395] [2021-11-21 00:21:59,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162020395] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:21:59,912 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:21:59,912 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-21 00:21:59,912 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856965554] [2021-11-21 00:21:59,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:21:59,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:21:59,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:21:59,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:21:59,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:21:59,913 INFO L87 Difference]: Start difference. First operand 687 states and 1456 transitions. Second operand has 9 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 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)