./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread/singleton.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF --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 ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 02:30:49,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 02:30:49,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 02:30:49,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 02:30:49,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 02:30:49,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 02:30:49,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 02:30:49,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 02:30:49,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 02:30:49,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 02:30:49,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 02:30:49,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 02:30:49,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 02:30:49,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 02:30:49,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 02:30:49,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 02:30:49,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 02:30:49,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 02:30:49,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 02:30:49,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 02:30:49,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 02:30:49,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 02:30:49,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 02:30:49,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 02:30:49,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 02:30:49,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 02:30:49,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 02:30:49,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 02:30:49,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 02:30:49,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 02:30:49,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 02:30:49,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 02:30:49,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 02:30:49,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 02:30:49,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 02:30:49,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 02:30:49,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 02:30:49,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 02:30:49,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 02:30:49,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 02:30:49,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 02:30:49,809 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/config/svcomp-DataRace-32bit-Taipan_Default.epf [2021-11-13 02:30:49,841 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 02:30:49,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 02:30:49,843 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 02:30:49,843 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 02:30:49,843 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 02:30:49,844 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 02:30:49,844 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 02:30:49,844 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 02:30:49,844 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 02:30:49,844 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 02:30:49,845 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 02:30:49,845 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 02:30:49,845 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 02:30:49,845 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 02:30:49,845 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 02:30:49,846 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 02:30:49,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 02:30:49,847 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 02:30:49,847 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 02:30:49,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 02:30:49,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 02:30:49,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 02:30:49,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 02:30:49,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 02:30:49,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 02:30:49,848 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-13 02:30:49,848 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 02:30:49,849 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 02:30:49,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 02:30:49,849 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 02:30:49,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 02:30:49,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 02:30:49,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 02:30:49,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:30:49,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 02:30:49,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 02:30:49,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 02:30:49,851 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 02:30:49,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 02:30:49,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 02:30:49,851 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 02:30:49,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 02:30:49,852 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_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f [2021-11-13 02:30:50,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 02:30:50,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 02:30:50,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 02:30:50,141 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 02:30:50,142 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 02:30:50,143 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/pthread/singleton.i [2021-11-13 02:30:50,229 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/data/52a95c792/97fd3bfd5d7241a5b69281cf0c2fbd77/FLAG245d9e8a6 [2021-11-13 02:30:50,787 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 02:30:50,787 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/sv-benchmarks/c/pthread/singleton.i [2021-11-13 02:30:50,810 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/data/52a95c792/97fd3bfd5d7241a5b69281cf0c2fbd77/FLAG245d9e8a6 [2021-11-13 02:30:51,050 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/data/52a95c792/97fd3bfd5d7241a5b69281cf0c2fbd77 [2021-11-13 02:30:51,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 02:30:51,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 02:30:51,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 02:30:51,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 02:30:51,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 02:30:51,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:30:51" (1/1) ... [2021-11-13 02:30:51,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e4d5071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:51, skipping insertion in model container [2021-11-13 02:30:51,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:30:51" (1/1) ... [2021-11-13 02:30:51,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 02:30:51,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:30:51,408 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-13 02:30:51,701 WARN L228 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_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2021-11-13 02:30:51,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:30:51,755 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 02:30:51,784 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-13 02:30:51,813 WARN L228 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_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2021-11-13 02:30:51,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:30:51,938 INFO L208 MainTranslator]: Completed translation [2021-11-13 02:30:51,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:51 WrapperNode [2021-11-13 02:30:51,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 02:30:51,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 02:30:51,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 02:30:51,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 02:30:51,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:51" (1/1) ... [2021-11-13 02:30:51,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:51" (1/1) ... [2021-11-13 02:30:52,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 02:30:52,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 02:30:52,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 02:30:52,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 02:30:52,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:51" (1/1) ... [2021-11-13 02:30:52,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:51" (1/1) ... [2021-11-13 02:30:52,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:51" (1/1) ... [2021-11-13 02:30:52,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:51" (1/1) ... [2021-11-13 02:30:52,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:51" (1/1) ... [2021-11-13 02:30:52,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:51" (1/1) ... [2021-11-13 02:30:52,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:51" (1/1) ... [2021-11-13 02:30:52,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 02:30:52,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 02:30:52,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 02:30:52,121 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 02:30:52,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:51" (1/1) ... [2021-11-13 02:30:52,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:30:52,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:30:52,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 02:30:52,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 02:30:52,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 02:30:52,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 02:30:52,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 02:30:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 02:30:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 02:30:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2021-11-13 02:30:52,238 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2021-11-13 02:30:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-13 02:30:52,239 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-13 02:30:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-13 02:30:52,239 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-13 02:30:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-13 02:30:52,239 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-13 02:30:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 02:30:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 02:30:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 02:30:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 02:30:52,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 02:30:52,242 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 02:30:52,771 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 02:30:52,777 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 02:30:52,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:30:52 BoogieIcfgContainer [2021-11-13 02:30:52,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 02:30:52,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 02:30:52,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 02:30:52,793 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 02:30:52,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:30:51" (1/3) ... [2021-11-13 02:30:52,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a8fdc5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:30:52, skipping insertion in model container [2021-11-13 02:30:52,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:51" (2/3) ... [2021-11-13 02:30:52,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a8fdc5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:30:52, skipping insertion in model container [2021-11-13 02:30:52,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:30:52" (3/3) ... [2021-11-13 02:30:52,802 INFO L111 eAbstractionObserver]: Analyzing ICFG singleton.i [2021-11-13 02:30:52,807 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 02:30:52,807 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 02:30:52,808 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2021-11-13 02:30:52,808 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 02:30:52,860 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,860 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,860 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,861 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,861 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,861 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,861 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,861 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,862 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,862 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,862 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,862 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,863 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,863 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,863 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,863 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,864 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,864 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,864 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,864 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,865 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,865 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,865 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,865 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,865 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,866 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,870 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,870 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,870 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,870 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,870 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,871 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,871 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,871 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,871 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,871 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,871 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,871 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,872 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,872 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,872 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,872 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,872 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,872 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,872 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,873 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,873 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,873 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,873 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,873 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,874 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,875 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,875 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,875 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,875 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,875 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,876 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,876 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,876 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,876 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,876 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,877 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,877 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,877 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,877 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,878 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,878 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,878 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,878 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,878 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,879 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,879 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,880 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,880 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,880 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,880 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,881 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,881 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,881 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,881 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,882 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,882 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,882 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,882 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,882 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,883 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,883 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,883 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,883 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,884 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,884 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,884 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,884 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,884 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,885 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,885 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,885 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,885 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,886 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,886 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,886 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,886 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,886 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,887 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,887 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,887 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,887 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,887 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,888 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,888 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,888 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,888 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,889 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,889 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,889 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,889 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,889 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,890 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,890 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,890 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,890 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,890 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,891 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,891 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,891 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,891 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,892 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,892 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,892 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,892 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,892 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,893 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,893 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,893 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,893 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,893 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,894 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,894 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,894 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,894 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,894 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,895 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,895 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,895 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,895 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,895 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,896 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,896 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,896 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,896 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,897 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,897 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,897 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,898 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,898 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,898 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,898 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,898 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,899 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,899 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,899 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,899 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,899 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,899 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,900 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,900 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,900 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,900 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,901 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,901 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,901 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,901 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,901 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,902 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,902 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,902 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,902 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,902 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,903 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,903 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,903 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,903 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,904 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,904 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,904 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,904 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,904 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,905 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,905 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,905 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,905 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,905 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,906 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,906 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,906 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,906 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,907 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,907 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,907 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,907 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,907 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,908 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,908 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,908 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,909 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,909 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,909 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,909 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,910 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,910 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,910 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,910 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,911 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,911 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,911 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,911 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,912 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,912 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,912 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,912 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,912 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,912 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,913 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,913 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,913 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,913 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,913 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,914 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,914 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,914 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,914 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,914 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,915 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,915 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,915 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,915 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,915 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,916 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,916 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,916 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,916 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,916 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,917 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,917 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,917 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,917 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,918 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,918 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,918 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,918 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,918 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,919 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,919 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,919 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,919 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,919 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,920 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,920 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,920 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,920 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,920 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,921 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,921 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,921 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,921 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,921 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,922 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,922 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,922 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,922 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,922 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,922 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,923 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,923 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,923 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,923 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,923 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,924 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,924 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,924 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,924 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,924 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,925 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,925 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,925 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,925 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,926 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,926 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,926 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,926 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,926 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,926 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,927 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,927 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,927 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,927 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,928 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,928 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,928 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,928 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,928 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,928 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,929 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,929 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,929 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,929 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,930 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,930 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,930 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,930 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,930 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,930 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,931 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,931 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,931 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,931 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,932 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,932 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,932 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,932 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,932 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,933 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,933 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,933 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,933 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,933 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,934 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,934 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,934 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,934 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,934 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,935 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,935 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,935 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,935 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,935 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,936 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,936 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,936 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,936 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,936 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,937 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,937 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,937 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,937 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,937 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,938 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,938 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,938 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,938 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,938 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,939 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,939 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,939 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,939 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,939 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,939 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,941 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,941 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,942 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,942 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,942 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,942 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,942 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,942 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,943 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,943 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,943 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,943 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,943 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,944 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,944 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,944 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,947 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,948 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,948 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,948 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,948 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,948 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,948 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,949 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,949 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,949 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,949 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,949 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,949 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,950 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,950 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,950 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,950 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,950 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,950 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,951 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,951 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,951 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,951 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,951 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,951 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,952 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,952 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,952 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,952 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,954 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,954 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,954 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,954 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,954 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,955 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,955 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,956 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,956 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,956 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,957 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,957 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,957 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,957 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,959 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,959 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,959 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,960 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,960 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,961 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,961 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,961 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,961 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,961 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,962 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,963 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,964 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,964 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,965 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,965 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,965 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,965 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,966 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,966 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,966 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,967 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,967 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,968 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,969 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,970 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,974 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:30:52,987 INFO L148 ThreadInstanceAdder]: Constructed 21 joinOtherThreadTransitions. [2021-11-13 02:30:53,054 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 02:30:53,072 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 [2021-11-13 02:30:53,072 INFO L340 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2021-11-13 02:30:53,110 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-13 02:30:53,126 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 282 places, 272 transitions, 651 flow [2021-11-13 02:30:53,132 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 282 places, 272 transitions, 651 flow [2021-11-13 02:30:53,134 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 282 places, 272 transitions, 651 flow [2021-11-13 02:30:53,217 INFO L129 PetriNetUnfolder]: 6/185 cut-off events. [2021-11-13 02:30:53,218 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-11-13 02:30:53,224 INFO L84 FinitePrefix]: Finished finitePrefix Result has 215 conditions, 185 events. 6/185 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 116 event pairs, 0 based on Foata normal form. 0/162 useless extension candidates. Maximal degree in co-relation 162. Up to 3 conditions per place. [2021-11-13 02:30:53,231 INFO L116 LiptonReduction]: Number of co-enabled transitions 4608 [2021-11-13 02:31:08,251 INFO L131 LiptonReduction]: Checked pairs total: 23400 [2021-11-13 02:31:08,251 INFO L133 LiptonReduction]: Total number of compositions: 168 [2021-11-13 02:31:08,274 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 141 places, 130 transitions, 367 flow [2021-11-13 02:31:11,572 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 53877 states, 53468 states have (on average 4.781158823969477) internal successors, (255639), 53876 states have internal predecessors, (255639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:11,657 INFO L276 IsEmpty]: Start isEmpty. Operand has 53877 states, 53468 states have (on average 4.781158823969477) internal successors, (255639), 53876 states have internal predecessors, (255639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:11,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 02:31:11,663 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:11,664 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-11-13 02:31:11,665 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:11,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:11,671 INFO L85 PathProgramCache]: Analyzing trace with hash 700013855, now seen corresponding path program 1 times [2021-11-13 02:31:11,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:11,681 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020786509] [2021-11-13 02:31:11,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:11,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:11,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:11,951 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:11,952 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020786509] [2021-11-13 02:31:11,953 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020786509] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:11,953 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:11,953 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-13 02:31:11,955 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615720536] [2021-11-13 02:31:11,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:11,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 02:31:11,960 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:11,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 02:31:11,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 02:31:12,343 INFO L87 Difference]: Start difference. First operand has 53877 states, 53468 states have (on average 4.781158823969477) internal successors, (255639), 53876 states have internal predecessors, (255639), 0 states have call successors, (0), 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 5.0) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:12,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:12,833 INFO L93 Difference]: Finished difference Result 8795 states and 36024 transitions. [2021-11-13 02:31:12,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 02:31:12,836 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 5.0) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 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 5 [2021-11-13 02:31:12,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:13,119 INFO L225 Difference]: With dead ends: 8795 [2021-11-13 02:31:13,119 INFO L226 Difference]: Without dead ends: 8788 [2021-11-13 02:31:13,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 02:31:13,126 INFO L933 BasicCegarLoop]: 46 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.91ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.76ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 95.50ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:13,128 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 46 Invalid, 37 Unknown, 0 Unchecked, 1.76ms Time], IncrementalHoareTripleChecker [4 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 95.50ms Time] [2021-11-13 02:31:13,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8788 states. [2021-11-13 02:31:14,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8788 to 8788. [2021-11-13 02:31:14,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8788 states, 8777 states have (on average 4.102540731457218) internal successors, (36008), 8787 states have internal predecessors, (36008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:14,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8788 states to 8788 states and 36008 transitions. [2021-11-13 02:31:14,145 INFO L78 Accepts]: Start accepts. Automaton has 8788 states and 36008 transitions. Word has length 5 [2021-11-13 02:31:14,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:14,146 INFO L470 AbstractCegarLoop]: Abstraction has 8788 states and 36008 transitions. [2021-11-13 02:31:14,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 5.0) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:14,146 INFO L276 IsEmpty]: Start isEmpty. Operand 8788 states and 36008 transitions. [2021-11-13 02:31:14,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 02:31:14,148 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:14,148 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:31:14,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 02:31:14,149 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:14,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:14,152 INFO L85 PathProgramCache]: Analyzing trace with hash -32752786, now seen corresponding path program 1 times [2021-11-13 02:31:14,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:14,157 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578239730] [2021-11-13 02:31:14,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:14,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:14,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:14,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:14,393 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:14,393 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578239730] [2021-11-13 02:31:14,394 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578239730] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:14,394 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:14,394 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 02:31:14,394 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872595734] [2021-11-13 02:31:14,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:14,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:31:14,398 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:14,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:31:14,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:31:14,399 INFO L87 Difference]: Start difference. First operand 8788 states and 36008 transitions. Second operand has 6 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:15,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:15,615 INFO L93 Difference]: Finished difference Result 13227 states and 52743 transitions. [2021-11-13 02:31:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 02:31:15,616 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 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 8 [2021-11-13 02:31:15,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:15,936 INFO L225 Difference]: With dead ends: 13227 [2021-11-13 02:31:15,937 INFO L226 Difference]: Without dead ends: 13203 [2021-11-13 02:31:15,937 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 [2021-11-13 02:31:15,940 INFO L933 BasicCegarLoop]: 90 mSDtfsCounter, 179 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 751.55ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 12.87ms SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 927.15ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:15,941 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [179 Valid, 150 Invalid, 677 Unknown, 0 Unchecked, 12.87ms Time], IncrementalHoareTripleChecker [91 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 927.15ms Time] [2021-11-13 02:31:15,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13203 states. [2021-11-13 02:31:16,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13203 to 12285. [2021-11-13 02:31:16,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12285 states, 12275 states have (on average 4.065580448065173) internal successors, (49905), 12284 states have internal predecessors, (49905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:16,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12285 states to 12285 states and 49905 transitions. [2021-11-13 02:31:16,679 INFO L78 Accepts]: Start accepts. Automaton has 12285 states and 49905 transitions. Word has length 8 [2021-11-13 02:31:16,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:16,680 INFO L470 AbstractCegarLoop]: Abstraction has 12285 states and 49905 transitions. [2021-11-13 02:31:16,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:16,681 INFO L276 IsEmpty]: Start isEmpty. Operand 12285 states and 49905 transitions. [2021-11-13 02:31:16,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 02:31:16,682 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:16,682 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:31:16,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 02:31:16,683 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thread0Err0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:16,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:16,684 INFO L85 PathProgramCache]: Analyzing trace with hash 2045517557, now seen corresponding path program 1 times [2021-11-13 02:31:16,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:16,688 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426904083] [2021-11-13 02:31:16,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:16,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:16,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:16,839 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:16,839 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426904083] [2021-11-13 02:31:16,839 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426904083] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:16,840 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:16,840 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 02:31:16,840 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776165681] [2021-11-13 02:31:16,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:16,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:31:16,841 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:16,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:31:16,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:31:16,842 INFO L87 Difference]: Start difference. First operand 12285 states and 49905 transitions. Second operand has 5 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:17,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:17,294 INFO L93 Difference]: Finished difference Result 12271 states and 49872 transitions. [2021-11-13 02:31:17,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:31:17,295 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 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 8 [2021-11-13 02:31:17,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:17,377 INFO L225 Difference]: With dead ends: 12271 [2021-11-13 02:31:17,378 INFO L226 Difference]: Without dead ends: 12271 [2021-11-13 02:31:17,378 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:31:17,382 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 28 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 213.04ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.23ms SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 291.25ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:17,385 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 58 Invalid, 218 Unknown, 0 Unchecked, 2.23ms Time], IncrementalHoareTripleChecker [20 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 291.25ms Time] [2021-11-13 02:31:17,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12271 states. [2021-11-13 02:31:18,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12271 to 12271. [2021-11-13 02:31:18,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12271 states, 12262 states have (on average 4.067199478062307) internal successors, (49872), 12270 states have internal predecessors, (49872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:18,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12271 states to 12271 states and 49872 transitions. [2021-11-13 02:31:18,383 INFO L78 Accepts]: Start accepts. Automaton has 12271 states and 49872 transitions. Word has length 8 [2021-11-13 02:31:18,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:18,383 INFO L470 AbstractCegarLoop]: Abstraction has 12271 states and 49872 transitions. [2021-11-13 02:31:18,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:18,384 INFO L276 IsEmpty]: Start isEmpty. Operand 12271 states and 49872 transitions. [2021-11-13 02:31:18,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 02:31:18,395 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:18,395 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] [2021-11-13 02:31:18,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 02:31:18,396 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:18,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:18,407 INFO L85 PathProgramCache]: Analyzing trace with hash 1052033080, now seen corresponding path program 1 times [2021-11-13 02:31:18,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:18,407 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475075100] [2021-11-13 02:31:18,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:18,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:19,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:19,003 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:19,004 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475075100] [2021-11-13 02:31:19,004 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475075100] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:19,004 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:19,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 02:31:19,004 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560540797] [2021-11-13 02:31:19,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:19,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 02:31:19,005 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:19,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 02:31:19,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:31:19,006 INFO L87 Difference]: Start difference. First operand 12271 states and 49872 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:21,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:21,145 INFO L93 Difference]: Finished difference Result 17546 states and 68937 transitions. [2021-11-13 02:31:21,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 02:31:21,146 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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 [2021-11-13 02:31:21,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:21,256 INFO L225 Difference]: With dead ends: 17546 [2021-11-13 02:31:21,257 INFO L226 Difference]: Without dead ends: 17535 [2021-11-13 02:31:21,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-11-13 02:31:21,265 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 548 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 934 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1491.17ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.24ms SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1711.45ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:21,267 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [548 Valid, 216 Invalid, 1244 Unknown, 0 Unchecked, 15.24ms Time], IncrementalHoareTripleChecker [310 Valid, 934 Invalid, 0 Unknown, 0 Unchecked, 1711.45ms Time] [2021-11-13 02:31:21,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17535 states. [2021-11-13 02:31:21,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17535 to 13320. [2021-11-13 02:31:21,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13320 states, 13311 states have (on average 4.086920591991586) internal successors, (54401), 13319 states have internal predecessors, (54401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:21,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13320 states to 13320 states and 54401 transitions. [2021-11-13 02:31:21,893 INFO L78 Accepts]: Start accepts. Automaton has 13320 states and 54401 transitions. Word has length 22 [2021-11-13 02:31:21,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:21,893 INFO L470 AbstractCegarLoop]: Abstraction has 13320 states and 54401 transitions. [2021-11-13 02:31:21,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:21,893 INFO L276 IsEmpty]: Start isEmpty. Operand 13320 states and 54401 transitions. [2021-11-13 02:31:21,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 02:31:21,895 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:21,895 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] [2021-11-13 02:31:21,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 02:31:21,896 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:21,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:21,896 INFO L85 PathProgramCache]: Analyzing trace with hash 269699828, now seen corresponding path program 2 times [2021-11-13 02:31:21,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:21,897 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678376602] [2021-11-13 02:31:21,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:21,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:22,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:22,362 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:22,362 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678376602] [2021-11-13 02:31:22,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678376602] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:22,363 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:22,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 02:31:22,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637302255] [2021-11-13 02:31:22,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:22,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 02:31:22,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:22,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 02:31:22,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:31:22,364 INFO L87 Difference]: Start difference. First operand 13320 states and 54401 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:24,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:24,960 INFO L93 Difference]: Finished difference Result 19719 states and 78159 transitions. [2021-11-13 02:31:24,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-13 02:31:24,961 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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 [2021-11-13 02:31:24,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:25,089 INFO L225 Difference]: With dead ends: 19719 [2021-11-13 02:31:25,089 INFO L226 Difference]: Without dead ends: 19713 [2021-11-13 02:31:25,090 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2021-11-13 02:31:25,090 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 481 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 1515 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1827.21ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 1794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 12.57ms SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 1515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2158.74ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:25,091 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [481 Valid, 327 Invalid, 1794 Unknown, 0 Unchecked, 12.57ms Time], IncrementalHoareTripleChecker [279 Valid, 1515 Invalid, 0 Unknown, 0 Unchecked, 2158.74ms Time] [2021-11-13 02:31:25,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19713 states. [2021-11-13 02:31:25,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19713 to 14411. [2021-11-13 02:31:25,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14411 states, 14402 states have (on average 4.098319677822524) internal successors, (59024), 14410 states have internal predecessors, (59024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:26,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14411 states to 14411 states and 59024 transitions. [2021-11-13 02:31:26,013 INFO L78 Accepts]: Start accepts. Automaton has 14411 states and 59024 transitions. Word has length 22 [2021-11-13 02:31:26,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:26,014 INFO L470 AbstractCegarLoop]: Abstraction has 14411 states and 59024 transitions. [2021-11-13 02:31:26,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:26,014 INFO L276 IsEmpty]: Start isEmpty. Operand 14411 states and 59024 transitions. [2021-11-13 02:31:26,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 02:31:26,015 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:26,016 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] [2021-11-13 02:31:26,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 02:31:26,016 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:26,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:26,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1506709252, now seen corresponding path program 3 times [2021-11-13 02:31:26,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:26,018 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280464831] [2021-11-13 02:31:26,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:26,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:26,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:26,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:26,524 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:26,525 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280464831] [2021-11-13 02:31:26,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280464831] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:26,526 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:26,526 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 02:31:26,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647324152] [2021-11-13 02:31:26,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:26,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 02:31:26,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:26,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 02:31:26,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:31:26,528 INFO L87 Difference]: Start difference. First operand 14411 states and 59024 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:29,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:29,664 INFO L93 Difference]: Finished difference Result 21653 states and 87134 transitions. [2021-11-13 02:31:29,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-13 02:31:29,664 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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 [2021-11-13 02:31:29,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:29,804 INFO L225 Difference]: With dead ends: 21653 [2021-11-13 02:31:29,804 INFO L226 Difference]: Without dead ends: 21647 [2021-11-13 02:31:29,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2021-11-13 02:31:29,805 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 423 mSDsluCounter, 974 mSDsCounter, 0 mSdLazyCounter, 2127 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2347.32ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 423 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 2360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.91ms SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 2127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2690.55ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:29,806 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [423 Valid, 453 Invalid, 2360 Unknown, 0 Unchecked, 15.91ms Time], IncrementalHoareTripleChecker [233 Valid, 2127 Invalid, 0 Unknown, 0 Unchecked, 2690.55ms Time] [2021-11-13 02:31:29,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21647 states. [2021-11-13 02:31:30,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21647 to 14418. [2021-11-13 02:31:30,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14418 states, 14409 states have (on average 4.097647303768478) internal successors, (59043), 14417 states have internal predecessors, (59043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:30,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14418 states to 14418 states and 59043 transitions. [2021-11-13 02:31:30,714 INFO L78 Accepts]: Start accepts. Automaton has 14418 states and 59043 transitions. Word has length 22 [2021-11-13 02:31:30,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:30,715 INFO L470 AbstractCegarLoop]: Abstraction has 14418 states and 59043 transitions. [2021-11-13 02:31:30,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:30,715 INFO L276 IsEmpty]: Start isEmpty. Operand 14418 states and 59043 transitions. [2021-11-13 02:31:30,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 02:31:30,716 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:30,717 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] [2021-11-13 02:31:30,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 02:31:30,717 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:30,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:30,718 INFO L85 PathProgramCache]: Analyzing trace with hash 309833568, now seen corresponding path program 4 times [2021-11-13 02:31:30,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:30,718 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867554715] [2021-11-13 02:31:30,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:30,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:31,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:31,139 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:31,140 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867554715] [2021-11-13 02:31:31,140 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867554715] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:31,140 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:31,140 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 02:31:31,140 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398626238] [2021-11-13 02:31:31,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:31,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 02:31:31,140 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:31,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 02:31:31,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:31:31,141 INFO L87 Difference]: Start difference. First operand 14418 states and 59043 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:33,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:33,518 INFO L93 Difference]: Finished difference Result 21902 states and 87399 transitions. [2021-11-13 02:31:33,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-13 02:31:33,518 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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 [2021-11-13 02:31:33,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:33,620 INFO L225 Difference]: With dead ends: 21902 [2021-11-13 02:31:33,620 INFO L226 Difference]: Without dead ends: 21896 [2021-11-13 02:31:33,620 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2021-11-13 02:31:33,621 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 463 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 1302 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1661.46ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 463 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 1576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 11.68ms SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1302 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1908.75ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:33,621 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [463 Valid, 292 Invalid, 1576 Unknown, 0 Unchecked, 11.68ms Time], IncrementalHoareTripleChecker [274 Valid, 1302 Invalid, 0 Unknown, 0 Unchecked, 1908.75ms Time] [2021-11-13 02:31:33,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21896 states. [2021-11-13 02:31:34,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21896 to 15502. [2021-11-13 02:31:34,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15502 states, 15493 states have (on average 4.108436067901633) internal successors, (63652), 15501 states have internal predecessors, (63652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:34,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15502 states to 15502 states and 63652 transitions. [2021-11-13 02:31:34,485 INFO L78 Accepts]: Start accepts. Automaton has 15502 states and 63652 transitions. Word has length 22 [2021-11-13 02:31:34,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:34,486 INFO L470 AbstractCegarLoop]: Abstraction has 15502 states and 63652 transitions. [2021-11-13 02:31:34,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:34,486 INFO L276 IsEmpty]: Start isEmpty. Operand 15502 states and 63652 transitions. [2021-11-13 02:31:34,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 02:31:34,488 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:34,488 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] [2021-11-13 02:31:34,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 02:31:34,489 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:34,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:34,489 INFO L85 PathProgramCache]: Analyzing trace with hash 714096270, now seen corresponding path program 5 times [2021-11-13 02:31:34,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:34,490 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509065366] [2021-11-13 02:31:34,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:34,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:34,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:34,855 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:34,855 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509065366] [2021-11-13 02:31:34,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509065366] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:34,855 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:34,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 02:31:34,856 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511973609] [2021-11-13 02:31:34,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:34,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 02:31:34,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:34,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 02:31:34,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:31:34,857 INFO L87 Difference]: Start difference. First operand 15502 states and 63652 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:36,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:36,951 INFO L93 Difference]: Finished difference Result 22920 states and 92680 transitions. [2021-11-13 02:31:36,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-13 02:31:36,952 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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 [2021-11-13 02:31:36,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:37,035 INFO L225 Difference]: With dead ends: 22920 [2021-11-13 02:31:37,035 INFO L226 Difference]: Without dead ends: 22914 [2021-11-13 02:31:37,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:31:37,036 INFO L933 BasicCegarLoop]: 80 mSDtfsCounter, 399 mSDsluCounter, 873 mSDsCounter, 0 mSdLazyCounter, 1920 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1458.65ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 399 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 2128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.49ms SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 1920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1706.78ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:37,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [399 Valid, 400 Invalid, 2128 Unknown, 0 Unchecked, 9.49ms Time], IncrementalHoareTripleChecker [208 Valid, 1920 Invalid, 0 Unknown, 0 Unchecked, 1706.78ms Time] [2021-11-13 02:31:37,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22914 states. [2021-11-13 02:31:37,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22914 to 15516. [2021-11-13 02:31:37,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15516 states, 15507 states have (on average 4.107177403753144) internal successors, (63690), 15515 states have internal predecessors, (63690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:37,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15516 states to 15516 states and 63690 transitions. [2021-11-13 02:31:37,795 INFO L78 Accepts]: Start accepts. Automaton has 15516 states and 63690 transitions. Word has length 22 [2021-11-13 02:31:37,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:37,796 INFO L470 AbstractCegarLoop]: Abstraction has 15516 states and 63690 transitions. [2021-11-13 02:31:37,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:37,796 INFO L276 IsEmpty]: Start isEmpty. Operand 15516 states and 63690 transitions. [2021-11-13 02:31:37,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 02:31:37,798 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:37,799 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] [2021-11-13 02:31:37,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 02:31:37,799 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:37,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:37,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1764328206, now seen corresponding path program 6 times [2021-11-13 02:31:37,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:37,800 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385974725] [2021-11-13 02:31:37,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:37,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:38,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:38,231 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:38,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385974725] [2021-11-13 02:31:38,231 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385974725] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:38,232 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:38,232 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 02:31:38,232 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201290355] [2021-11-13 02:31:38,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:38,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 02:31:38,232 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:38,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 02:31:38,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:31:38,233 INFO L87 Difference]: Start difference. First operand 15516 states and 63690 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:40,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:40,400 INFO L93 Difference]: Finished difference Result 25096 states and 101901 transitions. [2021-11-13 02:31:40,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-13 02:31:40,401 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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 [2021-11-13 02:31:40,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:40,493 INFO L225 Difference]: With dead ends: 25096 [2021-11-13 02:31:40,493 INFO L226 Difference]: Without dead ends: 25090 [2021-11-13 02:31:40,493 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:31:40,494 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 453 mSDsluCounter, 714 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1516.01ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 453 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 1904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.11ms SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1746.50ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:40,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [453 Valid, 356 Invalid, 1904 Unknown, 0 Unchecked, 9.11ms Time], IncrementalHoareTripleChecker [249 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 1746.50ms Time] [2021-11-13 02:31:40,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25090 states. [2021-11-13 02:31:41,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25090 to 15509. [2021-11-13 02:31:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15509 states, 15500 states have (on average 4.107806451612904) internal successors, (63671), 15508 states have internal predecessors, (63671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:41,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15509 states to 15509 states and 63671 transitions. [2021-11-13 02:31:41,214 INFO L78 Accepts]: Start accepts. Automaton has 15509 states and 63671 transitions. Word has length 22 [2021-11-13 02:31:41,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:41,215 INFO L470 AbstractCegarLoop]: Abstraction has 15509 states and 63671 transitions. [2021-11-13 02:31:41,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:41,215 INFO L276 IsEmpty]: Start isEmpty. Operand 15509 states and 63671 transitions. [2021-11-13 02:31:41,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 02:31:41,217 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:41,217 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] [2021-11-13 02:31:41,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-13 02:31:41,217 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:41,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:41,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1210760686, now seen corresponding path program 7 times [2021-11-13 02:31:41,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:41,218 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453407112] [2021-11-13 02:31:41,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:41,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:41,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:41,619 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:41,619 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453407112] [2021-11-13 02:31:41,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453407112] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:41,620 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:41,620 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 02:31:41,620 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617804547] [2021-11-13 02:31:41,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:41,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 02:31:41,620 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:41,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 02:31:41,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:31:41,621 INFO L87 Difference]: Start difference. First operand 15509 states and 63671 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:43,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:43,782 INFO L93 Difference]: Finished difference Result 24085 states and 96644 transitions. [2021-11-13 02:31:43,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-13 02:31:43,782 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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 [2021-11-13 02:31:43,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:44,200 INFO L225 Difference]: With dead ends: 24085 [2021-11-13 02:31:44,200 INFO L226 Difference]: Without dead ends: 24079 [2021-11-13 02:31:44,201 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:31:44,201 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 465 mSDsluCounter, 813 mSDsCounter, 0 mSdLazyCounter, 1843 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1439.31ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 2112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 10.37ms SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1689.61ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:44,202 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [465 Valid, 396 Invalid, 2112 Unknown, 0 Unchecked, 10.37ms Time], IncrementalHoareTripleChecker [269 Valid, 1843 Invalid, 0 Unknown, 0 Unchecked, 1689.61ms Time] [2021-11-13 02:31:44,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24079 states. [2021-11-13 02:31:44,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24079 to 16593. [2021-11-13 02:31:44,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16593 states, 16584 states have (on average 4.117221418234442) internal successors, (68280), 16592 states have internal predecessors, (68280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:44,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16593 states to 16593 states and 68280 transitions. [2021-11-13 02:31:44,646 INFO L78 Accepts]: Start accepts. Automaton has 16593 states and 68280 transitions. Word has length 22 [2021-11-13 02:31:44,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:44,646 INFO L470 AbstractCegarLoop]: Abstraction has 16593 states and 68280 transitions. [2021-11-13 02:31:44,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:44,646 INFO L276 IsEmpty]: Start isEmpty. Operand 16593 states and 68280 transitions. [2021-11-13 02:31:44,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 02:31:44,648 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:44,648 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] [2021-11-13 02:31:44,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-13 02:31:44,648 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:44,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:44,649 INFO L85 PathProgramCache]: Analyzing trace with hash 656232700, now seen corresponding path program 8 times [2021-11-13 02:31:44,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:44,649 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67884405] [2021-11-13 02:31:44,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:44,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:44,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:45,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:45,052 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:45,052 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67884405] [2021-11-13 02:31:45,052 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67884405] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:45,052 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:45,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 02:31:45,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326576483] [2021-11-13 02:31:45,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:45,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 02:31:45,053 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:45,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 02:31:45,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:31:45,054 INFO L87 Difference]: Start difference. First operand 16593 states and 68280 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:46,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:46,780 INFO L93 Difference]: Finished difference Result 21907 states and 88503 transitions. [2021-11-13 02:31:46,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 02:31:46,780 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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 [2021-11-13 02:31:46,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:46,856 INFO L225 Difference]: With dead ends: 21907 [2021-11-13 02:31:46,856 INFO L226 Difference]: Without dead ends: 21901 [2021-11-13 02:31:46,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:31:46,857 INFO L933 BasicCegarLoop]: 82 mSDtfsCounter, 454 mSDsluCounter, 513 mSDsCounter, 0 mSdLazyCounter, 1297 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1004.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 454 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 1499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.85ms SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1406.69ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:46,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [454 Valid, 275 Invalid, 1499 Unknown, 0 Unchecked, 6.85ms Time], IncrementalHoareTripleChecker [202 Valid, 1297 Invalid, 0 Unknown, 0 Unchecked, 1406.69ms Time] [2021-11-13 02:31:46,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21901 states. [2021-11-13 02:31:47,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21901 to 16586. [2021-11-13 02:31:47,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16586 states, 16577 states have (on average 4.117813838450866) internal successors, (68261), 16585 states have internal predecessors, (68261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:47,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16586 states to 16586 states and 68261 transitions. [2021-11-13 02:31:47,577 INFO L78 Accepts]: Start accepts. Automaton has 16586 states and 68261 transitions. Word has length 22 [2021-11-13 02:31:47,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:47,577 INFO L470 AbstractCegarLoop]: Abstraction has 16586 states and 68261 transitions. [2021-11-13 02:31:47,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:47,578 INFO L276 IsEmpty]: Start isEmpty. Operand 16586 states and 68261 transitions. [2021-11-13 02:31:47,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 02:31:47,579 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:47,579 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] [2021-11-13 02:31:47,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-13 02:31:47,580 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:47,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:47,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1822191776, now seen corresponding path program 9 times [2021-11-13 02:31:47,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:47,580 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751543723] [2021-11-13 02:31:47,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:47,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:47,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:47,975 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:47,975 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751543723] [2021-11-13 02:31:47,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751543723] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:47,975 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:47,975 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 02:31:47,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946312778] [2021-11-13 02:31:47,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:47,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 02:31:47,976 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:47,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 02:31:47,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:31:47,977 INFO L87 Difference]: Start difference. First operand 16586 states and 68261 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:49,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:49,642 INFO L93 Difference]: Finished difference Result 24083 states and 97724 transitions. [2021-11-13 02:31:49,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 02:31:49,643 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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 [2021-11-13 02:31:49,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:49,747 INFO L225 Difference]: With dead ends: 24083 [2021-11-13 02:31:49,747 INFO L226 Difference]: Without dead ends: 24077 [2021-11-13 02:31:49,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:31:49,748 INFO L933 BasicCegarLoop]: 83 mSDtfsCounter, 447 mSDsluCounter, 522 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1120.25ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 447 SdHoareTripleChecker+Valid, 280 SdHoareTripleChecker+Invalid, 1536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.15ms SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1330.54ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:49,749 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [447 Valid, 280 Invalid, 1536 Unknown, 0 Unchecked, 8.15ms Time], IncrementalHoareTripleChecker [193 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 1330.54ms Time] [2021-11-13 02:31:49,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24077 states. [2021-11-13 02:31:50,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24077 to 16579. [2021-11-13 02:31:50,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16579 states, 16570 states have (on average 4.1184067592033795) internal successors, (68242), 16578 states have internal predecessors, (68242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:50,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16579 states to 16579 states and 68242 transitions. [2021-11-13 02:31:50,696 INFO L78 Accepts]: Start accepts. Automaton has 16579 states and 68242 transitions. Word has length 22 [2021-11-13 02:31:50,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:50,696 INFO L470 AbstractCegarLoop]: Abstraction has 16579 states and 68242 transitions. [2021-11-13 02:31:50,696 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:50,697 INFO L276 IsEmpty]: Start isEmpty. Operand 16579 states and 68242 transitions. [2021-11-13 02:31:50,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 02:31:50,698 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:50,698 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] [2021-11-13 02:31:50,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-13 02:31:50,699 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:50,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:50,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1032867274, now seen corresponding path program 10 times [2021-11-13 02:31:50,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:50,699 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145352219] [2021-11-13 02:31:50,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:50,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:51,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:51,120 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:51,120 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145352219] [2021-11-13 02:31:51,121 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145352219] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:51,121 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:51,121 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 02:31:51,121 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470669458] [2021-11-13 02:31:51,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:51,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 02:31:51,122 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:51,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 02:31:51,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:31:51,122 INFO L87 Difference]: Start difference. First operand 16579 states and 68242 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:53,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:53,231 INFO L93 Difference]: Finished difference Result 26259 states and 106950 transitions. [2021-11-13 02:31:53,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 02:31:53,232 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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 [2021-11-13 02:31:53,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:53,320 INFO L225 Difference]: With dead ends: 26259 [2021-11-13 02:31:53,320 INFO L226 Difference]: Without dead ends: 26253 [2021-11-13 02:31:53,320 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:31:53,321 INFO L933 BasicCegarLoop]: 84 mSDtfsCounter, 416 mSDsluCounter, 715 mSDsCounter, 0 mSdLazyCounter, 1695 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1220.59ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 416 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 1871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.59ms SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1433.85ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:53,321 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [416 Valid, 355 Invalid, 1871 Unknown, 0 Unchecked, 8.59ms Time], IncrementalHoareTripleChecker [176 Valid, 1695 Invalid, 0 Unknown, 0 Unchecked, 1433.85ms Time] [2021-11-13 02:31:53,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26253 states. [2021-11-13 02:31:53,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26253 to 16572. [2021-11-13 02:31:53,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16572 states, 16563 states have (on average 4.119000181126608) internal successors, (68223), 16571 states have internal predecessors, (68223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:53,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16572 states to 16572 states and 68223 transitions. [2021-11-13 02:31:53,833 INFO L78 Accepts]: Start accepts. Automaton has 16572 states and 68223 transitions. Word has length 22 [2021-11-13 02:31:53,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:53,833 INFO L470 AbstractCegarLoop]: Abstraction has 16572 states and 68223 transitions. [2021-11-13 02:31:53,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:53,833 INFO L276 IsEmpty]: Start isEmpty. Operand 16572 states and 68223 transitions. [2021-11-13 02:31:53,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 02:31:53,835 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:53,836 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] [2021-11-13 02:31:53,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-13 02:31:53,836 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:53,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:53,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1685590568, now seen corresponding path program 11 times [2021-11-13 02:31:53,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:53,837 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562715726] [2021-11-13 02:31:53,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:53,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:53,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:54,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:54,240 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:54,240 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562715726] [2021-11-13 02:31:54,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562715726] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:54,240 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:54,240 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 02:31:54,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960784235] [2021-11-13 02:31:54,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:54,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 02:31:54,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:54,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 02:31:54,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:31:54,242 INFO L87 Difference]: Start difference. First operand 16572 states and 68223 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:55,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:55,558 INFO L93 Difference]: Finished difference Result 15696 states and 64587 transitions. [2021-11-13 02:31:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 02:31:55,559 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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 [2021-11-13 02:31:55,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:55,613 INFO L225 Difference]: With dead ends: 15696 [2021-11-13 02:31:55,613 INFO L226 Difference]: Without dead ends: 15688 [2021-11-13 02:31:55,613 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:31:55,614 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 444 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 841 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 918.67ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 444 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.60ms SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 841 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1043.62ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:55,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [444 Valid, 181 Invalid, 1000 Unknown, 0 Unchecked, 5.60ms Time], IncrementalHoareTripleChecker [159 Valid, 841 Invalid, 0 Unknown, 0 Unchecked, 1043.62ms Time] [2021-11-13 02:31:55,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15688 states. [2021-11-13 02:31:55,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15688 to 7753. [2021-11-13 02:31:55,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7753 states, 7748 states have (on average 4.065565307176046) internal successors, (31500), 7752 states have internal predecessors, (31500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:55,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7753 states to 7753 states and 31500 transitions. [2021-11-13 02:31:55,885 INFO L78 Accepts]: Start accepts. Automaton has 7753 states and 31500 transitions. Word has length 22 [2021-11-13 02:31:55,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:55,885 INFO L470 AbstractCegarLoop]: Abstraction has 7753 states and 31500 transitions. [2021-11-13 02:31:55,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-11-13 02:31:55,885 INFO L276 IsEmpty]: Start isEmpty. Operand 7753 states and 31500 transitions. [2021-11-13 02:31:55,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 02:31:55,892 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:55,892 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] [2021-11-13 02:31:55,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-13 02:31:55,893 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting thread0Err1ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:55,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:55,893 INFO L85 PathProgramCache]: Analyzing trace with hash -785207745, now seen corresponding path program 1 times [2021-11-13 02:31:55,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:55,894 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015037962] [2021-11-13 02:31:55,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:55,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:55,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:55,988 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:55,989 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015037962] [2021-11-13 02:31:55,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015037962] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:55,989 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:55,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 02:31:55,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012742793] [2021-11-13 02:31:55,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:55,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:31:55,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:55,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:31:55,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:31:55,991 INFO L87 Difference]: Start difference. First operand 7753 states and 31500 transitions. Second operand has 6 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:56,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:56,475 INFO L93 Difference]: Finished difference Result 12455 states and 49231 transitions. [2021-11-13 02:31:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 02:31:56,476 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 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 26 [2021-11-13 02:31:56,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:56,516 INFO L225 Difference]: With dead ends: 12455 [2021-11-13 02:31:56,516 INFO L226 Difference]: Without dead ends: 12455 [2021-11-13 02:31:56,517 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 [2021-11-13 02:31:56,517 INFO L933 BasicCegarLoop]: 40 mSDtfsCounter, 68 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 343.56ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.00ms SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 402.31ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:56,518 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 92 Invalid, 402 Unknown, 0 Unchecked, 2.00ms Time], IncrementalHoareTripleChecker [45 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 402.31ms Time] [2021-11-13 02:31:56,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12455 states. [2021-11-13 02:31:56,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12455 to 9473. [2021-11-13 02:31:56,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9473 states, 9468 states have (on average 4.066751161808196) internal successors, (38504), 9472 states have internal predecessors, (38504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:56,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9473 states to 9473 states and 38504 transitions. [2021-11-13 02:31:56,882 INFO L78 Accepts]: Start accepts. Automaton has 9473 states and 38504 transitions. Word has length 26 [2021-11-13 02:31:56,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:56,883 INFO L470 AbstractCegarLoop]: Abstraction has 9473 states and 38504 transitions. [2021-11-13 02:31:56,883 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:56,883 INFO L276 IsEmpty]: Start isEmpty. Operand 9473 states and 38504 transitions. [2021-11-13 02:31:56,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 02:31:56,892 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:56,892 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] [2021-11-13 02:31:56,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-13 02:31:56,892 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting thread0Err1ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:56,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:56,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1220347816, now seen corresponding path program 1 times [2021-11-13 02:31:56,893 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:56,893 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664174354] [2021-11-13 02:31:56,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:56,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:57,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:57,063 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:57,064 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664174354] [2021-11-13 02:31:57,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664174354] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:57,064 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:57,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 02:31:57,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469505543] [2021-11-13 02:31:57,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:57,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-13 02:31:57,065 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:57,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-13 02:31:57,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-13 02:31:57,065 INFO L87 Difference]: Start difference. First operand 9473 states and 38504 transitions. Second operand has 9 states, 8 states have (on average 3.5) internal successors, (28), 9 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:57,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:57,470 INFO L93 Difference]: Finished difference Result 9018 states and 36592 transitions. [2021-11-13 02:31:57,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 02:31:57,470 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 3.5) internal successors, (28), 9 states have internal predecessors, (28), 0 states have call successors, (0), 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 28 [2021-11-13 02:31:57,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:57,498 INFO L225 Difference]: With dead ends: 9018 [2021-11-13 02:31:57,498 INFO L226 Difference]: Without dead ends: 9018 [2021-11-13 02:31:57,498 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-11-13 02:31:57,499 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 210 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 249.69ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.98ms SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 295.74ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:57,499 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [210 Valid, 104 Invalid, 380 Unknown, 0 Unchecked, 1.98ms Time], IncrementalHoareTripleChecker [123 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 295.74ms Time] [2021-11-13 02:31:57,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9018 states. [2021-11-13 02:31:57,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9018 to 7186. [2021-11-13 02:31:57,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7186 states, 7182 states have (on average 4.0284043441938175) internal successors, (28932), 7185 states have internal predecessors, (28932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:57,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7186 states to 7186 states and 28932 transitions. [2021-11-13 02:31:57,708 INFO L78 Accepts]: Start accepts. Automaton has 7186 states and 28932 transitions. Word has length 28 [2021-11-13 02:31:57,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:57,709 INFO L470 AbstractCegarLoop]: Abstraction has 7186 states and 28932 transitions. [2021-11-13 02:31:57,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 3.5) internal successors, (28), 9 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:57,709 INFO L276 IsEmpty]: Start isEmpty. Operand 7186 states and 28932 transitions. [2021-11-13 02:31:57,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 02:31:57,731 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:57,731 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] [2021-11-13 02:31:57,731 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-13 02:31:57,732 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting thread0Err2ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:57,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:57,732 INFO L85 PathProgramCache]: Analyzing trace with hash -98414679, now seen corresponding path program 1 times [2021-11-13 02:31:57,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:57,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125604688] [2021-11-13 02:31:57,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:57,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:57,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:57,834 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:57,834 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125604688] [2021-11-13 02:31:57,834 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125604688] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:57,834 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:57,835 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 02:31:57,835 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344003500] [2021-11-13 02:31:57,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:57,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:31:57,836 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:57,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:31:57,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:31:57,836 INFO L87 Difference]: Start difference. First operand 7186 states and 28932 transitions. Second operand has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 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) [2021-11-13 02:31:58,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:58,264 INFO L93 Difference]: Finished difference Result 8609 states and 33305 transitions. [2021-11-13 02:31:58,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 02:31:58,264 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 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 [2021-11-13 02:31:58,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:58,428 INFO L225 Difference]: With dead ends: 8609 [2021-11-13 02:31:58,429 INFO L226 Difference]: Without dead ends: 8609 [2021-11-13 02:31:58,430 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 [2021-11-13 02:31:58,431 INFO L933 BasicCegarLoop]: 41 mSDtfsCounter, 68 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 292.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.09ms SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 345.26ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:58,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 72 Invalid, 301 Unknown, 0 Unchecked, 2.09ms Time], IncrementalHoareTripleChecker [47 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 345.26ms Time] [2021-11-13 02:31:58,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8609 states. [2021-11-13 02:31:58,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8609 to 7674. [2021-11-13 02:31:58,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7674 states, 7670 states have (on average 3.978096479791395) internal successors, (30512), 7673 states have internal predecessors, (30512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:58,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7674 states to 7674 states and 30512 transitions. [2021-11-13 02:31:58,638 INFO L78 Accepts]: Start accepts. Automaton has 7674 states and 30512 transitions. Word has length 36 [2021-11-13 02:31:58,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:58,639 INFO L470 AbstractCegarLoop]: Abstraction has 7674 states and 30512 transitions. [2021-11-13 02:31:58,639 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 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) [2021-11-13 02:31:58,639 INFO L276 IsEmpty]: Start isEmpty. Operand 7674 states and 30512 transitions. [2021-11-13 02:31:58,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 02:31:58,657 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:58,657 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] [2021-11-13 02:31:58,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-13 02:31:58,658 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting thread0Err2ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:58,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:58,658 INFO L85 PathProgramCache]: Analyzing trace with hash -505978528, now seen corresponding path program 1 times [2021-11-13 02:31:58,658 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:58,658 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227443958] [2021-11-13 02:31:58,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:58,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:58,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:58,826 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:58,826 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227443958] [2021-11-13 02:31:58,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227443958] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:58,826 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:58,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 02:31:58,826 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941521866] [2021-11-13 02:31:58,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:58,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-13 02:31:58,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:58,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-13 02:31:58,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-13 02:31:58,828 INFO L87 Difference]: Start difference. First operand 7674 states and 30512 transitions. Second operand has 9 states, 8 states have (on average 4.75) internal successors, (38), 9 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:59,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:59,278 INFO L93 Difference]: Finished difference Result 7541 states and 30052 transitions. [2021-11-13 02:31:59,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 02:31:59,279 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 4.75) internal successors, (38), 9 states have internal predecessors, (38), 0 states have call successors, (0), 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 38 [2021-11-13 02:31:59,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:59,304 INFO L225 Difference]: With dead ends: 7541 [2021-11-13 02:31:59,304 INFO L226 Difference]: Without dead ends: 7541 [2021-11-13 02:31:59,304 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-13 02:31:59,305 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 161 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 252.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.21ms SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 297.69ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:59,306 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [161 Valid, 91 Invalid, 284 Unknown, 0 Unchecked, 2.21ms Time], IncrementalHoareTripleChecker [86 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 297.69ms Time] [2021-11-13 02:31:59,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7541 states. [2021-11-13 02:31:59,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7541 to 6997. [2021-11-13 02:31:59,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6997 states, 6994 states have (on average 4.032027452101802) internal successors, (28200), 6996 states have internal predecessors, (28200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:59,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6997 states to 6997 states and 28200 transitions. [2021-11-13 02:31:59,498 INFO L78 Accepts]: Start accepts. Automaton has 6997 states and 28200 transitions. Word has length 38 [2021-11-13 02:31:59,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:59,498 INFO L470 AbstractCegarLoop]: Abstraction has 6997 states and 28200 transitions. [2021-11-13 02:31:59,498 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 4.75) internal successors, (38), 9 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:59,499 INFO L276 IsEmpty]: Start isEmpty. Operand 6997 states and 28200 transitions. [2021-11-13 02:31:59,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 02:31:59,522 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:59,523 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] [2021-11-13 02:31:59,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-13 02:31:59,523 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting thread0Err3ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:31:59,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:59,524 INFO L85 PathProgramCache]: Analyzing trace with hash -758745043, now seen corresponding path program 1 times [2021-11-13 02:31:59,524 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:59,524 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901357496] [2021-11-13 02:31:59,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:59,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:59,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:31:59,700 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:31:59,700 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901357496] [2021-11-13 02:31:59,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901357496] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:59,701 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:59,701 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 02:31:59,701 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118555988] [2021-11-13 02:31:59,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:59,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:31:59,702 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:31:59,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:31:59,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:31:59,703 INFO L87 Difference]: Start difference. First operand 6997 states and 28200 transitions. Second operand has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:00,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:00,028 INFO L93 Difference]: Finished difference Result 7367 states and 29089 transitions. [2021-11-13 02:32:00,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 02:32:00,029 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 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 46 [2021-11-13 02:32:00,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:00,053 INFO L225 Difference]: With dead ends: 7367 [2021-11-13 02:32:00,053 INFO L226 Difference]: Without dead ends: 7367 [2021-11-13 02:32:00,054 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 [2021-11-13 02:32:00,054 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 26 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 217.14ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.58ms SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 259.04ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:00,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 74 Invalid, 273 Unknown, 0 Unchecked, 1.58ms Time], IncrementalHoareTripleChecker [27 Valid, 246 Invalid, 0 Unknown, 0 Unchecked, 259.04ms Time] [2021-11-13 02:32:00,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2021-11-13 02:32:00,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 7121. [2021-11-13 02:32:00,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7121 states, 7118 states have (on average 4.002247822422029) internal successors, (28488), 7120 states have internal predecessors, (28488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:00,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7121 states to 7121 states and 28488 transitions. [2021-11-13 02:32:00,319 INFO L78 Accepts]: Start accepts. Automaton has 7121 states and 28488 transitions. Word has length 46 [2021-11-13 02:32:00,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:00,319 INFO L470 AbstractCegarLoop]: Abstraction has 7121 states and 28488 transitions. [2021-11-13 02:32:00,319 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:00,319 INFO L276 IsEmpty]: Start isEmpty. Operand 7121 states and 28488 transitions. [2021-11-13 02:32:00,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 02:32:00,338 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:00,338 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] [2021-11-13 02:32:00,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-13 02:32:00,338 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting thread0Err3ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:00,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:00,339 INFO L85 PathProgramCache]: Analyzing trace with hash 911346522, now seen corresponding path program 1 times [2021-11-13 02:32:00,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:00,339 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235282234] [2021-11-13 02:32:00,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:00,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:00,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:00,526 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:00,526 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235282234] [2021-11-13 02:32:00,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235282234] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:00,527 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:00,527 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 02:32:00,527 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052298044] [2021-11-13 02:32:00,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:00,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-13 02:32:00,529 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:00,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-13 02:32:00,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-13 02:32:00,530 INFO L87 Difference]: Start difference. First operand 7121 states and 28488 transitions. Second operand has 9 states, 8 states have (on average 6.0) internal successors, (48), 9 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:00,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:00,977 INFO L93 Difference]: Finished difference Result 7086 states and 28392 transitions. [2021-11-13 02:32:00,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 02:32:00,977 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 6.0) internal successors, (48), 9 states have internal predecessors, (48), 0 states have call successors, (0), 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 48 [2021-11-13 02:32:00,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:00,999 INFO L225 Difference]: With dead ends: 7086 [2021-11-13 02:32:00,999 INFO L226 Difference]: Without dead ends: 7086 [2021-11-13 02:32:01,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-13 02:32:01,000 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 124 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 286.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.41ms SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 337.06ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:01,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 110 Invalid, 371 Unknown, 0 Unchecked, 2.41ms Time], IncrementalHoareTripleChecker [55 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 337.06ms Time] [2021-11-13 02:32:01,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7086 states. [2021-11-13 02:32:01,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7086 to 6934. [2021-11-13 02:32:01,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6934 states, 6932 states have (on average 4.03866128101558) internal successors, (27996), 6933 states have internal predecessors, (27996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:01,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6934 states to 6934 states and 27996 transitions. [2021-11-13 02:32:01,189 INFO L78 Accepts]: Start accepts. Automaton has 6934 states and 27996 transitions. Word has length 48 [2021-11-13 02:32:01,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:01,189 INFO L470 AbstractCegarLoop]: Abstraction has 6934 states and 27996 transitions. [2021-11-13 02:32:01,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.0) internal successors, (48), 9 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:01,189 INFO L276 IsEmpty]: Start isEmpty. Operand 6934 states and 27996 transitions. [2021-11-13 02:32:01,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 02:32:01,209 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:01,209 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] [2021-11-13 02:32:01,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-13 02:32:01,210 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting thread0Err4ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:01,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:01,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1373764604, now seen corresponding path program 1 times [2021-11-13 02:32:01,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:01,211 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071753501] [2021-11-13 02:32:01,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:01,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:01,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:01,330 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:01,330 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071753501] [2021-11-13 02:32:01,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071753501] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:01,331 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:01,331 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 02:32:01,331 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867086503] [2021-11-13 02:32:01,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:01,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:32:01,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:01,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:32:01,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:32:01,333 INFO L87 Difference]: Start difference. First operand 6934 states and 27996 transitions. Second operand has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 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) [2021-11-13 02:32:01,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:01,613 INFO L93 Difference]: Finished difference Result 6969 states and 28043 transitions. [2021-11-13 02:32:01,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 02:32:01,614 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 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) Word has length 56 [2021-11-13 02:32:01,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:01,644 INFO L225 Difference]: With dead ends: 6969 [2021-11-13 02:32:01,644 INFO L226 Difference]: Without dead ends: 6235 [2021-11-13 02:32:01,645 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 [2021-11-13 02:32:01,646 INFO L933 BasicCegarLoop]: 43 mSDtfsCounter, 28 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 174.06ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.27ms SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 211.10ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:01,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 57 Invalid, 175 Unknown, 0 Unchecked, 1.27ms Time], IncrementalHoareTripleChecker [26 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 211.10ms Time] [2021-11-13 02:32:01,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6235 states. [2021-11-13 02:32:01,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6235 to 6226. [2021-11-13 02:32:01,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6226 states, 6224 states have (on average 3.9969473007712084) internal successors, (24877), 6225 states have internal predecessors, (24877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:02,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6226 states to 6226 states and 24877 transitions. [2021-11-13 02:32:02,014 INFO L78 Accepts]: Start accepts. Automaton has 6226 states and 24877 transitions. Word has length 56 [2021-11-13 02:32:02,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:02,015 INFO L470 AbstractCegarLoop]: Abstraction has 6226 states and 24877 transitions. [2021-11-13 02:32:02,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 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) [2021-11-13 02:32:02,016 INFO L276 IsEmpty]: Start isEmpty. Operand 6226 states and 24877 transitions. [2021-11-13 02:32:02,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 02:32:02,039 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:02,039 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, 1, 1] [2021-11-13 02:32:02,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-13 02:32:02,041 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting thread0Err4ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:02,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:02,042 INFO L85 PathProgramCache]: Analyzing trace with hash -1154005717, now seen corresponding path program 1 times [2021-11-13 02:32:02,042 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:02,043 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390766159] [2021-11-13 02:32:02,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:02,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:02,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:02,246 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:02,246 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390766159] [2021-11-13 02:32:02,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390766159] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:02,246 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:02,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 02:32:02,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642128698] [2021-11-13 02:32:02,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:02,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-13 02:32:02,247 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:02,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-13 02:32:02,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-13 02:32:02,248 INFO L87 Difference]: Start difference. First operand 6226 states and 24877 transitions. Second operand has 9 states, 8 states have (on average 7.25) internal successors, (58), 9 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:02,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:02,581 INFO L93 Difference]: Finished difference Result 6219 states and 24861 transitions. [2021-11-13 02:32:02,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 02:32:02,581 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 7.25) internal successors, (58), 9 states have internal predecessors, (58), 0 states have call successors, (0), 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 58 [2021-11-13 02:32:02,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:02,596 INFO L225 Difference]: With dead ends: 6219 [2021-11-13 02:32:02,596 INFO L226 Difference]: Without dead ends: 4833 [2021-11-13 02:32:02,597 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-13 02:32:02,597 INFO L933 BasicCegarLoop]: 54 mSDtfsCounter, 110 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 290 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 201.73ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.77ms SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 240.78ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:02,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [110 Valid, 110 Invalid, 326 Unknown, 0 Unchecked, 1.77ms Time], IncrementalHoareTripleChecker [36 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 240.78ms Time] [2021-11-13 02:32:02,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4833 states. [2021-11-13 02:32:02,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4833 to 4821. [2021-11-13 02:32:02,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4821 states, 4820 states have (on average 4.001659751037344) internal successors, (19288), 4820 states have internal predecessors, (19288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:02,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4821 states to 4821 states and 19288 transitions. [2021-11-13 02:32:02,721 INFO L78 Accepts]: Start accepts. Automaton has 4821 states and 19288 transitions. Word has length 58 [2021-11-13 02:32:02,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:02,721 INFO L470 AbstractCegarLoop]: Abstraction has 4821 states and 19288 transitions. [2021-11-13 02:32:02,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 7.25) internal successors, (58), 9 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:02,722 INFO L276 IsEmpty]: Start isEmpty. Operand 4821 states and 19288 transitions. [2021-11-13 02:32:02,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:02,734 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:02,734 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:02,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-13 02:32:02,735 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:02,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:02,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1845335836, now seen corresponding path program 1 times [2021-11-13 02:32:02,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:02,736 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525961497] [2021-11-13 02:32:02,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:02,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:04,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:04,201 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:04,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525961497] [2021-11-13 02:32:04,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525961497] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:04,202 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:04,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:04,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833868128] [2021-11-13 02:32:04,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:04,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:04,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:04,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:04,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:04,205 INFO L87 Difference]: Start difference. First operand 4821 states and 19288 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:05,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:05,211 INFO L93 Difference]: Finished difference Result 8156 states and 31296 transitions. [2021-11-13 02:32:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 02:32:05,212 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:05,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:05,233 INFO L225 Difference]: With dead ends: 8156 [2021-11-13 02:32:05,234 INFO L226 Difference]: Without dead ends: 7178 [2021-11-13 02:32:05,234 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2021-11-13 02:32:05,238 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 361 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 643 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 688.66ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.89ms SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 812.18ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:05,239 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [361 Valid, 152 Invalid, 854 Unknown, 0 Unchecked, 4.89ms Time], IncrementalHoareTripleChecker [211 Valid, 643 Invalid, 0 Unknown, 0 Unchecked, 812.18ms Time] [2021-11-13 02:32:05,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7178 states. [2021-11-13 02:32:05,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7178 to 4820. [2021-11-13 02:32:05,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4820 states, 4819 states have (on average 4.002075119319361) internal successors, (19286), 4819 states have internal predecessors, (19286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:05,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4820 states to 4820 states and 19286 transitions. [2021-11-13 02:32:05,453 INFO L78 Accepts]: Start accepts. Automaton has 4820 states and 19286 transitions. Word has length 67 [2021-11-13 02:32:05,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:05,454 INFO L470 AbstractCegarLoop]: Abstraction has 4820 states and 19286 transitions. [2021-11-13 02:32:05,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:05,454 INFO L276 IsEmpty]: Start isEmpty. Operand 4820 states and 19286 transitions. [2021-11-13 02:32:05,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:05,466 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:05,466 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:05,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-13 02:32:05,467 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:05,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:05,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1151230444, now seen corresponding path program 2 times [2021-11-13 02:32:05,469 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:05,469 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284979884] [2021-11-13 02:32:05,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:05,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:06,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:06,790 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:06,790 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284979884] [2021-11-13 02:32:06,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284979884] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:06,791 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:06,791 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:06,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963261939] [2021-11-13 02:32:06,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:06,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:06,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:06,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:06,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:06,792 INFO L87 Difference]: Start difference. First operand 4820 states and 19286 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:07,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:07,905 INFO L93 Difference]: Finished difference Result 8460 states and 32762 transitions. [2021-11-13 02:32:07,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 02:32:07,905 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:07,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:07,929 INFO L225 Difference]: With dead ends: 8460 [2021-11-13 02:32:07,929 INFO L226 Difference]: Without dead ends: 7483 [2021-11-13 02:32:07,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2021-11-13 02:32:07,930 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 425 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 893 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 768.85ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 1106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.88ms SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 893 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 898.89ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:07,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [425 Valid, 194 Invalid, 1106 Unknown, 0 Unchecked, 4.88ms Time], IncrementalHoareTripleChecker [213 Valid, 893 Invalid, 0 Unknown, 0 Unchecked, 898.89ms Time] [2021-11-13 02:32:07,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7483 states. [2021-11-13 02:32:08,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7483 to 4827. [2021-11-13 02:32:08,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4827 states, 4826 states have (on average 3.998756734355574) internal successors, (19298), 4826 states have internal predecessors, (19298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:08,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4827 states to 4827 states and 19298 transitions. [2021-11-13 02:32:08,056 INFO L78 Accepts]: Start accepts. Automaton has 4827 states and 19298 transitions. Word has length 67 [2021-11-13 02:32:08,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:08,056 INFO L470 AbstractCegarLoop]: Abstraction has 4827 states and 19298 transitions. [2021-11-13 02:32:08,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:08,056 INFO L276 IsEmpty]: Start isEmpty. Operand 4827 states and 19298 transitions. [2021-11-13 02:32:08,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:08,067 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:08,067 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:08,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-13 02:32:08,068 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:08,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:08,068 INFO L85 PathProgramCache]: Analyzing trace with hash -270831056, now seen corresponding path program 3 times [2021-11-13 02:32:08,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:08,068 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668977259] [2021-11-13 02:32:08,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:08,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:09,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:09,307 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:09,307 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668977259] [2021-11-13 02:32:09,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668977259] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:09,308 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:09,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:09,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554973037] [2021-11-13 02:32:09,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:09,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:09,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:09,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:09,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:09,309 INFO L87 Difference]: Start difference. First operand 4827 states and 19298 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:11,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:11,206 INFO L93 Difference]: Finished difference Result 9124 states and 35384 transitions. [2021-11-13 02:32:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 02:32:11,206 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:11,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:11,228 INFO L225 Difference]: With dead ends: 9124 [2021-11-13 02:32:11,228 INFO L226 Difference]: Without dead ends: 7177 [2021-11-13 02:32:11,228 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2021-11-13 02:32:11,229 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 335 mSDsluCounter, 538 mSDsCounter, 0 mSdLazyCounter, 1447 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1424.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 335 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 1645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.77ms SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1655.73ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:11,229 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [335 Valid, 270 Invalid, 1645 Unknown, 0 Unchecked, 8.77ms Time], IncrementalHoareTripleChecker [198 Valid, 1447 Invalid, 0 Unknown, 0 Unchecked, 1655.73ms Time] [2021-11-13 02:32:11,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7177 states. [2021-11-13 02:32:11,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7177 to 4819. [2021-11-13 02:32:11,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4819 states, 4818 states have (on average 4.002490660024907) internal successors, (19284), 4818 states have internal predecessors, (19284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:11,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4819 states to 4819 states and 19284 transitions. [2021-11-13 02:32:11,382 INFO L78 Accepts]: Start accepts. Automaton has 4819 states and 19284 transitions. Word has length 67 [2021-11-13 02:32:11,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:11,382 INFO L470 AbstractCegarLoop]: Abstraction has 4819 states and 19284 transitions. [2021-11-13 02:32:11,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:11,382 INFO L276 IsEmpty]: Start isEmpty. Operand 4819 states and 19284 transitions. [2021-11-13 02:32:11,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:11,395 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:11,396 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:11,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-13 02:32:11,396 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:11,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:11,397 INFO L85 PathProgramCache]: Analyzing trace with hash 979023298, now seen corresponding path program 4 times [2021-11-13 02:32:11,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:11,397 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303772151] [2021-11-13 02:32:11,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:11,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:12,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:12,758 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:12,759 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303772151] [2021-11-13 02:32:12,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303772151] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:12,759 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:12,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:12,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496433685] [2021-11-13 02:32:12,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:12,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:12,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:12,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:12,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:12,761 INFO L87 Difference]: Start difference. First operand 4819 states and 19284 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:13,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:13,928 INFO L93 Difference]: Finished difference Result 8615 states and 33578 transitions. [2021-11-13 02:32:13,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 02:32:13,928 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:13,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:13,952 INFO L225 Difference]: With dead ends: 8615 [2021-11-13 02:32:13,952 INFO L226 Difference]: Without dead ends: 7638 [2021-11-13 02:32:13,953 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2021-11-13 02:32:13,953 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 232 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 1141 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 783.10ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 1253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.20ms SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 917.67ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:13,955 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [232 Valid, 226 Invalid, 1253 Unknown, 0 Unchecked, 5.20ms Time], IncrementalHoareTripleChecker [112 Valid, 1141 Invalid, 0 Unknown, 0 Unchecked, 917.67ms Time] [2021-11-13 02:32:13,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7638 states. [2021-11-13 02:32:14,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7638 to 4833. [2021-11-13 02:32:14,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4833 states, 4832 states have (on average 3.9973096026490067) internal successors, (19315), 4832 states have internal predecessors, (19315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:14,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4833 states to 4833 states and 19315 transitions. [2021-11-13 02:32:14,100 INFO L78 Accepts]: Start accepts. Automaton has 4833 states and 19315 transitions. Word has length 67 [2021-11-13 02:32:14,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:14,100 INFO L470 AbstractCegarLoop]: Abstraction has 4833 states and 19315 transitions. [2021-11-13 02:32:14,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:14,100 INFO L276 IsEmpty]: Start isEmpty. Operand 4833 states and 19315 transitions. [2021-11-13 02:32:14,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:14,109 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:14,109 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:14,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-13 02:32:14,109 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:14,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:14,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1859422686, now seen corresponding path program 5 times [2021-11-13 02:32:14,110 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:14,110 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128036048] [2021-11-13 02:32:14,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:14,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:15,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:15,723 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:15,723 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128036048] [2021-11-13 02:32:15,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128036048] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:15,723 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:15,723 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:15,723 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872656860] [2021-11-13 02:32:15,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:15,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:15,724 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:15,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:15,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:15,727 INFO L87 Difference]: Start difference. First operand 4833 states and 19315 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:17,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:17,251 INFO L93 Difference]: Finished difference Result 9580 states and 37651 transitions. [2021-11-13 02:32:17,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 02:32:17,251 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:17,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:17,280 INFO L225 Difference]: With dead ends: 9580 [2021-11-13 02:32:17,280 INFO L226 Difference]: Without dead ends: 8610 [2021-11-13 02:32:17,280 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:32:17,281 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 304 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 1194 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1011.95ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 1366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.68ms SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1184.67ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:17,281 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [304 Valid, 224 Invalid, 1366 Unknown, 0 Unchecked, 7.68ms Time], IncrementalHoareTripleChecker [172 Valid, 1194 Invalid, 0 Unknown, 0 Unchecked, 1184.67ms Time] [2021-11-13 02:32:17,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8610 states. [2021-11-13 02:32:17,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8610 to 5801. [2021-11-13 02:32:17,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5801 states, 5800 states have (on average 3.8682758620689657) internal successors, (22436), 5800 states have internal predecessors, (22436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:17,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5801 states to 5801 states and 22436 transitions. [2021-11-13 02:32:17,458 INFO L78 Accepts]: Start accepts. Automaton has 5801 states and 22436 transitions. Word has length 67 [2021-11-13 02:32:17,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:17,458 INFO L470 AbstractCegarLoop]: Abstraction has 5801 states and 22436 transitions. [2021-11-13 02:32:17,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:17,459 INFO L276 IsEmpty]: Start isEmpty. Operand 5801 states and 22436 transitions. [2021-11-13 02:32:17,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:17,470 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:17,471 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:17,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-13 02:32:17,471 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:17,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:17,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1000750700, now seen corresponding path program 6 times [2021-11-13 02:32:17,472 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:17,472 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840547564] [2021-11-13 02:32:17,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:17,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:19,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:19,131 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:19,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840547564] [2021-11-13 02:32:19,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840547564] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:19,131 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:19,132 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:19,132 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348074079] [2021-11-13 02:32:19,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:19,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:19,135 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:19,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:19,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:19,137 INFO L87 Difference]: Start difference. First operand 5801 states and 22436 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:21,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:21,109 INFO L93 Difference]: Finished difference Result 8609 states and 33560 transitions. [2021-11-13 02:32:21,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 02:32:21,109 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:21,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:21,136 INFO L225 Difference]: With dead ends: 8609 [2021-11-13 02:32:21,137 INFO L226 Difference]: Without dead ends: 7631 [2021-11-13 02:32:21,137 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:32:21,138 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 300 mSDsluCounter, 638 mSDsCounter, 0 mSdLazyCounter, 1653 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1396.20ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 10.48ms SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1629.03ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:21,138 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [300 Valid, 318 Invalid, 1803 Unknown, 0 Unchecked, 10.48ms Time], IncrementalHoareTripleChecker [150 Valid, 1653 Invalid, 0 Unknown, 0 Unchecked, 1629.03ms Time] [2021-11-13 02:32:21,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7631 states. [2021-11-13 02:32:21,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7631 to 4826. [2021-11-13 02:32:21,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4826 states, 4825 states have (on average 3.9991709844559584) internal successors, (19296), 4825 states have internal predecessors, (19296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:21,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 4826 states and 19296 transitions. [2021-11-13 02:32:21,324 INFO L78 Accepts]: Start accepts. Automaton has 4826 states and 19296 transitions. Word has length 67 [2021-11-13 02:32:21,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:21,325 INFO L470 AbstractCegarLoop]: Abstraction has 4826 states and 19296 transitions. [2021-11-13 02:32:21,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:21,325 INFO L276 IsEmpty]: Start isEmpty. Operand 4826 states and 19296 transitions. [2021-11-13 02:32:21,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:21,337 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:21,337 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:21,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-11-13 02:32:21,338 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:21,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:21,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1259844194, now seen corresponding path program 7 times [2021-11-13 02:32:21,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:21,339 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032793974] [2021-11-13 02:32:21,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:21,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:23,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:23,327 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:23,327 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032793974] [2021-11-13 02:32:23,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032793974] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:23,328 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:23,328 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:23,328 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005920804] [2021-11-13 02:32:23,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:23,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:23,328 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:23,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:23,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:23,329 INFO L87 Difference]: Start difference. First operand 4826 states and 19296 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:24,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:24,314 INFO L93 Difference]: Finished difference Result 10095 states and 39474 transitions. [2021-11-13 02:32:24,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 02:32:24,314 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:24,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:24,338 INFO L225 Difference]: With dead ends: 10095 [2021-11-13 02:32:24,339 INFO L226 Difference]: Without dead ends: 9125 [2021-11-13 02:32:24,339 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2021-11-13 02:32:24,339 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 295 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 622.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 1066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.53ms SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 740.48ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:24,340 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 172 Invalid, 1066 Unknown, 0 Unchecked, 4.53ms Time], IncrementalHoareTripleChecker [165 Valid, 901 Invalid, 0 Unknown, 0 Unchecked, 740.48ms Time] [2021-11-13 02:32:24,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9125 states. [2021-11-13 02:32:24,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9125 to 6762. [2021-11-13 02:32:24,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6762 states, 6761 states have (on average 3.920425972489277) internal successors, (26506), 6761 states have internal predecessors, (26506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:24,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6762 states to 6762 states and 26506 transitions. [2021-11-13 02:32:24,509 INFO L78 Accepts]: Start accepts. Automaton has 6762 states and 26506 transitions. Word has length 67 [2021-11-13 02:32:24,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:24,509 INFO L470 AbstractCegarLoop]: Abstraction has 6762 states and 26506 transitions. [2021-11-13 02:32:24,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:24,509 INFO L276 IsEmpty]: Start isEmpty. Operand 6762 states and 26506 transitions. [2021-11-13 02:32:24,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:24,522 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:24,522 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:24,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-13 02:32:24,523 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:24,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:24,523 INFO L85 PathProgramCache]: Analyzing trace with hash 401172208, now seen corresponding path program 8 times [2021-11-13 02:32:24,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:24,524 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402677676] [2021-11-13 02:32:24,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:24,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:25,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:25,988 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:25,988 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402677676] [2021-11-13 02:32:25,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402677676] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:25,989 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:25,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:25,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219554771] [2021-11-13 02:32:25,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:25,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:25,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:25,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:25,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:25,990 INFO L87 Difference]: Start difference. First operand 6762 states and 26506 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:27,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:27,294 INFO L93 Difference]: Finished difference Result 9124 states and 35383 transitions. [2021-11-13 02:32:27,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 02:32:27,294 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:27,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:27,320 INFO L225 Difference]: With dead ends: 9124 [2021-11-13 02:32:27,320 INFO L226 Difference]: Without dead ends: 7176 [2021-11-13 02:32:27,321 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2021-11-13 02:32:27,321 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 364 mSDsluCounter, 496 mSDsCounter, 0 mSdLazyCounter, 1333 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 911.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 1539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.06ms SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1072.66ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:27,321 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [364 Valid, 252 Invalid, 1539 Unknown, 0 Unchecked, 6.06ms Time], IncrementalHoareTripleChecker [206 Valid, 1333 Invalid, 0 Unknown, 0 Unchecked, 1072.66ms Time] [2021-11-13 02:32:27,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7176 states. [2021-11-13 02:32:27,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7176 to 4818. [2021-11-13 02:32:27,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4818 states, 4817 states have (on average 4.002906373261366) internal successors, (19282), 4817 states have internal predecessors, (19282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:27,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 4818 states and 19282 transitions. [2021-11-13 02:32:27,499 INFO L78 Accepts]: Start accepts. Automaton has 4818 states and 19282 transitions. Word has length 67 [2021-11-13 02:32:27,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:27,499 INFO L470 AbstractCegarLoop]: Abstraction has 4818 states and 19282 transitions. [2021-11-13 02:32:27,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:27,499 INFO L276 IsEmpty]: Start isEmpty. Operand 4818 states and 19282 transitions. [2021-11-13 02:32:27,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:27,512 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:27,512 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:27,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-13 02:32:27,512 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:27,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:27,513 INFO L85 PathProgramCache]: Analyzing trace with hash -666780140, now seen corresponding path program 9 times [2021-11-13 02:32:27,513 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:27,513 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501297177] [2021-11-13 02:32:27,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:27,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:29,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:29,859 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:29,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501297177] [2021-11-13 02:32:29,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501297177] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:29,859 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:29,859 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:29,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313990566] [2021-11-13 02:32:29,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:29,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:29,860 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:29,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:29,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:29,861 INFO L87 Difference]: Start difference. First operand 4818 states and 19282 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:30,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:30,759 INFO L93 Difference]: Finished difference Result 8146 states and 31278 transitions. [2021-11-13 02:32:30,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 02:32:30,759 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:30,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:30,780 INFO L225 Difference]: With dead ends: 8146 [2021-11-13 02:32:30,781 INFO L226 Difference]: Without dead ends: 7169 [2021-11-13 02:32:30,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:32:30,782 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 427 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 630 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 556.92ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.23ms SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 664.22ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:30,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [427 Valid, 93 Invalid, 830 Unknown, 0 Unchecked, 4.23ms Time], IncrementalHoareTripleChecker [200 Valid, 630 Invalid, 0 Unknown, 0 Unchecked, 664.22ms Time] [2021-11-13 02:32:30,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7169 states. [2021-11-13 02:32:30,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7169 to 4811. [2021-11-13 02:32:30,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4811 states, 4810 states have (on average 4.0047817047817045) internal successors, (19263), 4810 states have internal predecessors, (19263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:30,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4811 states to 4811 states and 19263 transitions. [2021-11-13 02:32:30,939 INFO L78 Accepts]: Start accepts. Automaton has 4811 states and 19263 transitions. Word has length 67 [2021-11-13 02:32:30,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:30,940 INFO L470 AbstractCegarLoop]: Abstraction has 4811 states and 19263 transitions. [2021-11-13 02:32:30,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:30,940 INFO L276 IsEmpty]: Start isEmpty. Operand 4811 states and 19263 transitions. [2021-11-13 02:32:30,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:30,950 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:30,950 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:30,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-13 02:32:30,951 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:30,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:30,951 INFO L85 PathProgramCache]: Analyzing trace with hash 213619248, now seen corresponding path program 10 times [2021-11-13 02:32:30,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:30,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911576801] [2021-11-13 02:32:30,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:30,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:33,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:33,197 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:33,197 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911576801] [2021-11-13 02:32:33,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911576801] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:33,197 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:33,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:33,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834242143] [2021-11-13 02:32:33,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:33,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:33,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:33,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:33,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:33,199 INFO L87 Difference]: Start difference. First operand 4811 states and 19263 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:34,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:34,547 INFO L93 Difference]: Finished difference Result 9107 states and 35348 transitions. [2021-11-13 02:32:34,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 02:32:34,548 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:34,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:34,577 INFO L225 Difference]: With dead ends: 9107 [2021-11-13 02:32:34,577 INFO L226 Difference]: Without dead ends: 8137 [2021-11-13 02:32:34,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=100, Invalid=280, Unknown=0, NotChecked=0, Total=380 [2021-11-13 02:32:34,578 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 403 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 1152 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 898.02ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 403 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 1336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.24ms SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 1152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1046.74ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:34,578 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [403 Valid, 172 Invalid, 1336 Unknown, 0 Unchecked, 6.24ms Time], IncrementalHoareTripleChecker [184 Valid, 1152 Invalid, 0 Unknown, 0 Unchecked, 1046.74ms Time] [2021-11-13 02:32:34,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8137 states. [2021-11-13 02:32:34,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8137 to 5779. [2021-11-13 02:32:34,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5779 states, 5778 states have (on average 3.874004845967463) internal successors, (22384), 5778 states have internal predecessors, (22384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:34,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5779 states to 5779 states and 22384 transitions. [2021-11-13 02:32:34,750 INFO L78 Accepts]: Start accepts. Automaton has 5779 states and 22384 transitions. Word has length 67 [2021-11-13 02:32:34,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:34,750 INFO L470 AbstractCegarLoop]: Abstraction has 5779 states and 22384 transitions. [2021-11-13 02:32:34,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:34,751 INFO L276 IsEmpty]: Start isEmpty. Operand 5779 states and 22384 transitions. [2021-11-13 02:32:34,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:34,762 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:34,762 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:34,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-11-13 02:32:34,763 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:34,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:34,763 INFO L85 PathProgramCache]: Analyzing trace with hash -645052738, now seen corresponding path program 11 times [2021-11-13 02:32:34,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:34,764 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712173641] [2021-11-13 02:32:34,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:34,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:36,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:36,650 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:36,650 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712173641] [2021-11-13 02:32:36,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712173641] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:36,650 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:36,650 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:36,650 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195829899] [2021-11-13 02:32:36,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:36,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:36,651 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:36,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:36,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:36,652 INFO L87 Difference]: Start difference. First operand 5779 states and 22384 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:37,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:37,899 INFO L93 Difference]: Finished difference Result 8140 states and 31260 transitions. [2021-11-13 02:32:37,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 02:32:37,900 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:37,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:37,927 INFO L225 Difference]: With dead ends: 8140 [2021-11-13 02:32:37,927 INFO L226 Difference]: Without dead ends: 7162 [2021-11-13 02:32:37,928 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2021-11-13 02:32:37,928 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 327 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 999 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 822.39ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 1126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.05ms SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 999 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 964.88ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:37,928 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 144 Invalid, 1126 Unknown, 0 Unchecked, 6.05ms Time], IncrementalHoareTripleChecker [127 Valid, 999 Invalid, 0 Unknown, 0 Unchecked, 964.88ms Time] [2021-11-13 02:32:37,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7162 states. [2021-11-13 02:32:38,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7162 to 4804. [2021-11-13 02:32:38,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4804 states, 4803 states have (on average 4.00666250260254) internal successors, (19244), 4803 states have internal predecessors, (19244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:38,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4804 states to 4804 states and 19244 transitions. [2021-11-13 02:32:38,118 INFO L78 Accepts]: Start accepts. Automaton has 4804 states and 19244 transitions. Word has length 67 [2021-11-13 02:32:38,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:38,118 INFO L470 AbstractCegarLoop]: Abstraction has 4804 states and 19244 transitions. [2021-11-13 02:32:38,118 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:38,118 INFO L276 IsEmpty]: Start isEmpty. Operand 4804 states and 19244 transitions. [2021-11-13 02:32:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:38,137 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:38,137 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:38,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-11-13 02:32:38,138 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:38,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:38,139 INFO L85 PathProgramCache]: Analyzing trace with hash -873524454, now seen corresponding path program 12 times [2021-11-13 02:32:38,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:38,139 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735818486] [2021-11-13 02:32:38,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:38,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:41,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:41,051 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:41,051 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735818486] [2021-11-13 02:32:41,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735818486] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:41,052 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:41,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:41,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959838676] [2021-11-13 02:32:41,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:41,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:41,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:41,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:41,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:41,053 INFO L87 Difference]: Start difference. First operand 4804 states and 19244 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:42,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:42,505 INFO L93 Difference]: Finished difference Result 10068 states and 39418 transitions. [2021-11-13 02:32:42,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 02:32:42,506 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:42,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:42,541 INFO L225 Difference]: With dead ends: 10068 [2021-11-13 02:32:42,542 INFO L226 Difference]: Without dead ends: 9098 [2021-11-13 02:32:42,542 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=86, Invalid=256, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:32:42,543 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 315 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 985 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 945.22ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 1120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.42ms SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 985 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1103.12ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:42,543 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [315 Valid, 148 Invalid, 1120 Unknown, 0 Unchecked, 7.42ms Time], IncrementalHoareTripleChecker [135 Valid, 985 Invalid, 0 Unknown, 0 Unchecked, 1103.12ms Time] [2021-11-13 02:32:42,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9098 states. [2021-11-13 02:32:42,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9098 to 6740. [2021-11-13 02:32:42,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6740 states, 6739 states have (on average 3.9255082356432704) internal successors, (26454), 6739 states have internal predecessors, (26454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:42,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6740 states to 6740 states and 26454 transitions. [2021-11-13 02:32:42,785 INFO L78 Accepts]: Start accepts. Automaton has 6740 states and 26454 transitions. Word has length 67 [2021-11-13 02:32:42,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:42,785 INFO L470 AbstractCegarLoop]: Abstraction has 6740 states and 26454 transitions. [2021-11-13 02:32:42,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:42,785 INFO L276 IsEmpty]: Start isEmpty. Operand 6740 states and 26454 transitions. [2021-11-13 02:32:42,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:42,805 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:42,805 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:42,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-11-13 02:32:42,805 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:42,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:42,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1732196440, now seen corresponding path program 13 times [2021-11-13 02:32:42,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:42,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626448995] [2021-11-13 02:32:42,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:42,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:45,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:45,407 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:45,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626448995] [2021-11-13 02:32:45,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626448995] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:45,408 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:45,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:45,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033013815] [2021-11-13 02:32:45,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:45,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:45,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:45,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:45,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:45,410 INFO L87 Difference]: Start difference. First operand 6740 states and 26454 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:47,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:47,208 INFO L93 Difference]: Finished difference Result 9101 states and 35330 transitions. [2021-11-13 02:32:47,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 02:32:47,209 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:47,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:47,236 INFO L225 Difference]: With dead ends: 9101 [2021-11-13 02:32:47,236 INFO L226 Difference]: Without dead ends: 8130 [2021-11-13 02:32:47,237 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2021-11-13 02:32:47,237 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 342 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 1349 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1184.66ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 1497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.91ms SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1390.10ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:47,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [342 Valid, 194 Invalid, 1497 Unknown, 0 Unchecked, 8.91ms Time], IncrementalHoareTripleChecker [148 Valid, 1349 Invalid, 0 Unknown, 0 Unchecked, 1390.10ms Time] [2021-11-13 02:32:47,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8130 states. [2021-11-13 02:32:47,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8130 to 5772. [2021-11-13 02:32:47,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5772 states, 5771 states have (on average 3.8754115404609255) internal successors, (22365), 5771 states have internal predecessors, (22365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:47,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5772 states to 5772 states and 22365 transitions. [2021-11-13 02:32:47,445 INFO L78 Accepts]: Start accepts. Automaton has 5772 states and 22365 transitions. Word has length 67 [2021-11-13 02:32:47,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:47,445 INFO L470 AbstractCegarLoop]: Abstraction has 5772 states and 22365 transitions. [2021-11-13 02:32:47,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:47,445 INFO L276 IsEmpty]: Start isEmpty. Operand 5772 states and 22365 transitions. [2021-11-13 02:32:47,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:47,460 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:47,461 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:47,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-11-13 02:32:47,461 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:47,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:47,462 INFO L85 PathProgramCache]: Analyzing trace with hash -664462886, now seen corresponding path program 14 times [2021-11-13 02:32:47,462 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:47,462 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497064729] [2021-11-13 02:32:47,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:47,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:47,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:50,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:50,003 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:50,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497064729] [2021-11-13 02:32:50,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497064729] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:50,003 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:50,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:50,004 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535259043] [2021-11-13 02:32:50,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:50,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:50,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:50,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:50,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:50,005 INFO L87 Difference]: Start difference. First operand 5772 states and 22365 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:51,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:51,321 INFO L93 Difference]: Finished difference Result 8134 states and 31242 transitions. [2021-11-13 02:32:51,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 02:32:51,322 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:51,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:51,350 INFO L225 Difference]: With dead ends: 8134 [2021-11-13 02:32:51,350 INFO L226 Difference]: Without dead ends: 7155 [2021-11-13 02:32:51,351 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-11-13 02:32:51,351 INFO L933 BasicCegarLoop]: 33 mSDtfsCounter, 291 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 841 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 804.29ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 291 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.43ms SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 841 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 950.82ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:51,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [291 Valid, 126 Invalid, 960 Unknown, 0 Unchecked, 6.43ms Time], IncrementalHoareTripleChecker [119 Valid, 841 Invalid, 0 Unknown, 0 Unchecked, 950.82ms Time] [2021-11-13 02:32:51,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7155 states. [2021-11-13 02:32:51,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7155 to 4797. [2021-11-13 02:32:51,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4797 states, 4796 states have (on average 4.008548790658883) internal successors, (19225), 4796 states have internal predecessors, (19225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:51,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4797 states to 4797 states and 19225 transitions. [2021-11-13 02:32:51,545 INFO L78 Accepts]: Start accepts. Automaton has 4797 states and 19225 transitions. Word has length 67 [2021-11-13 02:32:51,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:51,545 INFO L470 AbstractCegarLoop]: Abstraction has 4797 states and 19225 transitions. [2021-11-13 02:32:51,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:51,545 INFO L276 IsEmpty]: Start isEmpty. Operand 4797 states and 19225 transitions. [2021-11-13 02:32:51,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:51,558 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:51,558 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:51,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-11-13 02:32:51,559 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:51,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:51,559 INFO L85 PathProgramCache]: Analyzing trace with hash -987605320, now seen corresponding path program 15 times [2021-11-13 02:32:51,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:51,559 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914792834] [2021-11-13 02:32:51,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:51,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:51,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:54,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:54,970 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:54,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914792834] [2021-11-13 02:32:54,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914792834] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:54,971 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:54,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:54,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005803446] [2021-11-13 02:32:54,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:54,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:54,972 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:54,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:54,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:54,973 INFO L87 Difference]: Start difference. First operand 4797 states and 19225 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:56,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:56,061 INFO L93 Difference]: Finished difference Result 4799 states and 19226 transitions. [2021-11-13 02:32:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 02:32:56,061 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:32:56,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:56,077 INFO L225 Difference]: With dead ends: 4799 [2021-11-13 02:32:56,078 INFO L226 Difference]: Without dead ends: 3829 [2021-11-13 02:32:56,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:32:56,078 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 355 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 633 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 698.40ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 355 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.44ms SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 812.48ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:56,079 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [355 Valid, 95 Invalid, 762 Unknown, 0 Unchecked, 5.44ms Time], IncrementalHoareTripleChecker [129 Valid, 633 Invalid, 0 Unknown, 0 Unchecked, 812.48ms Time] [2021-11-13 02:32:56,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3829 states. [2021-11-13 02:32:56,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3829 to 3829. [2021-11-13 02:32:56,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3829 states, 3828 states have (on average 3.954022988505747) internal successors, (15136), 3828 states have internal predecessors, (15136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:56,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3829 states and 15136 transitions. [2021-11-13 02:32:56,208 INFO L78 Accepts]: Start accepts. Automaton has 3829 states and 15136 transitions. Word has length 67 [2021-11-13 02:32:56,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:56,209 INFO L470 AbstractCegarLoop]: Abstraction has 3829 states and 15136 transitions. [2021-11-13 02:32:56,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:56,209 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 15136 transitions. [2021-11-13 02:32:56,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:32:56,219 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:56,220 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:56,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-11-13 02:32:56,220 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:32:56,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:56,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1846277306, now seen corresponding path program 16 times [2021-11-13 02:32:56,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:32:56,221 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861753952] [2021-11-13 02:32:56,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:56,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:32:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:59,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:59,291 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:32:59,291 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861753952] [2021-11-13 02:32:59,291 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861753952] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:59,291 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:59,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:32:59,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608559213] [2021-11-13 02:32:59,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:59,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:32:59,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:32:59,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:32:59,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:32:59,294 INFO L87 Difference]: Start difference. First operand 3829 states and 15136 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:33:00,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:33:00,124 INFO L93 Difference]: Finished difference Result 3832 states and 15138 transitions. [2021-11-13 02:33:00,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 02:33:00,125 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:33:00,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:33:00,136 INFO L225 Difference]: With dead ends: 3832 [2021-11-13 02:33:00,136 INFO L226 Difference]: Without dead ends: 2861 [2021-11-13 02:33:00,137 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:33:00,137 INFO L933 BasicCegarLoop]: 26 mSDtfsCounter, 328 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 559 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 500.20ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.29ms SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 594.23ms IncrementalHoareTripleChecker+Time [2021-11-13 02:33:00,138 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [328 Valid, 77 Invalid, 668 Unknown, 0 Unchecked, 4.29ms Time], IncrementalHoareTripleChecker [109 Valid, 559 Invalid, 0 Unknown, 0 Unchecked, 594.23ms Time] [2021-11-13 02:33:00,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2861 states. [2021-11-13 02:33:00,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2861 to 2861. [2021-11-13 02:33:00,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2861 states, 2860 states have (on average 3.8625874125874127) internal successors, (11047), 2860 states have internal predecessors, (11047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:33:00,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2861 states and 11047 transitions. [2021-11-13 02:33:00,231 INFO L78 Accepts]: Start accepts. Automaton has 2861 states and 11047 transitions. Word has length 67 [2021-11-13 02:33:00,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:33:00,231 INFO L470 AbstractCegarLoop]: Abstraction has 2861 states and 11047 transitions. [2021-11-13 02:33:00,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:33:00,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 11047 transitions. [2021-11-13 02:33:00,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 02:33:00,238 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:33:00,239 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:33:00,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-11-13 02:33:00,239 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-13 02:33:00,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:33:00,240 INFO L85 PathProgramCache]: Analyzing trace with hash -778543752, now seen corresponding path program 17 times [2021-11-13 02:33:00,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:33:00,240 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594965628] [2021-11-13 02:33:00,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:33:00,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:33:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:33:03,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:33:03,471 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:33:03,472 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594965628] [2021-11-13 02:33:03,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594965628] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:33:03,472 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:33:03,472 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 02:33:03,472 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777283311] [2021-11-13 02:33:03,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:33:03,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:33:03,473 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:33:03,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:33:03,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:33:03,474 INFO L87 Difference]: Start difference. First operand 2861 states and 11047 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:33:04,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:33:04,081 INFO L93 Difference]: Finished difference Result 2860 states and 11046 transitions. [2021-11-13 02:33:04,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 02:33:04,081 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2021-11-13 02:33:04,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:33:04,082 INFO L225 Difference]: With dead ends: 2860 [2021-11-13 02:33:04,082 INFO L226 Difference]: Without dead ends: 0 [2021-11-13 02:33:04,082 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=84, Invalid=258, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:33:04,082 INFO L933 BasicCegarLoop]: 17 mSDtfsCounter, 279 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 381 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 339.30ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.22ms SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 401.87ms IncrementalHoareTripleChecker+Time [2021-11-13 02:33:04,083 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [279 Valid, 51 Invalid, 461 Unknown, 0 Unchecked, 3.22ms Time], IncrementalHoareTripleChecker [80 Valid, 381 Invalid, 0 Unknown, 0 Unchecked, 401.87ms Time] [2021-11-13 02:33:04,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-13 02:33:04,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-13 02:33:04,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:33:04,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 02:33:04,084 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2021-11-13 02:33:04,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:33:04,084 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 02:33:04,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:33:04,084 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-13 02:33:04,084 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 02:33:04,087 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err0ASSERT_VIOLATIONDATA_RACE (37 of 38 remaining) [2021-11-13 02:33:04,087 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err1ASSERT_VIOLATIONDATA_RACE (36 of 38 remaining) [2021-11-13 02:33:04,087 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err2ASSERT_VIOLATIONDATA_RACE (35 of 38 remaining) [2021-11-13 02:33:04,087 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err3ASSERT_VIOLATIONDATA_RACE (34 of 38 remaining) [2021-11-13 02:33:04,088 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err4ASSERT_VIOLATIONDATA_RACE (33 of 38 remaining) [2021-11-13 02:33:04,088 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err0INUSE_VIOLATION (32 of 38 remaining) [2021-11-13 02:33:04,088 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err2INUSE_VIOLATION (31 of 38 remaining) [2021-11-13 02:33:04,088 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err6INUSE_VIOLATION (30 of 38 remaining) [2021-11-13 02:33:04,088 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err7INUSE_VIOLATION (29 of 38 remaining) [2021-11-13 02:33:04,088 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err8INUSE_VIOLATION (28 of 38 remaining) [2021-11-13 02:33:04,088 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (27 of 38 remaining) [2021-11-13 02:33:04,088 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (26 of 38 remaining) [2021-11-13 02:33:04,089 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (25 of 38 remaining) [2021-11-13 02:33:04,089 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (24 of 38 remaining) [2021-11-13 02:33:04,089 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (23 of 38 remaining) [2021-11-13 02:33:04,089 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (22 of 38 remaining) [2021-11-13 02:33:04,089 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (21 of 38 remaining) [2021-11-13 02:33:04,089 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (20 of 38 remaining) [2021-11-13 02:33:04,089 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5INUSE_VIOLATION (19 of 38 remaining) [2021-11-13 02:33:04,089 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err0ASSERT_VIOLATIONDATA_RACE (18 of 38 remaining) [2021-11-13 02:33:04,090 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err1ASSERT_VIOLATIONDATA_RACE (17 of 38 remaining) [2021-11-13 02:33:04,090 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err2ASSERT_VIOLATIONDATA_RACE (16 of 38 remaining) [2021-11-13 02:33:04,090 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err3ASSERT_VIOLATIONDATA_RACE (15 of 38 remaining) [2021-11-13 02:33:04,090 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err4ASSERT_VIOLATIONDATA_RACE (14 of 38 remaining) [2021-11-13 02:33:04,090 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err1INUSE_VIOLATION (13 of 38 remaining) [2021-11-13 02:33:04,090 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err3INUSE_VIOLATION (12 of 38 remaining) [2021-11-13 02:33:04,090 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err4INUSE_VIOLATION (11 of 38 remaining) [2021-11-13 02:33:04,091 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err9INUSE_VIOLATION (10 of 38 remaining) [2021-11-13 02:33:04,091 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err10INUSE_VIOLATION (9 of 38 remaining) [2021-11-13 02:33:04,091 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (8 of 38 remaining) [2021-11-13 02:33:04,091 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (7 of 38 remaining) [2021-11-13 02:33:04,091 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (6 of 38 remaining) [2021-11-13 02:33:04,091 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (5 of 38 remaining) [2021-11-13 02:33:04,091 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (4 of 38 remaining) [2021-11-13 02:33:04,091 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (3 of 38 remaining) [2021-11-13 02:33:04,092 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (2 of 38 remaining) [2021-11-13 02:33:04,092 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (1 of 38 remaining) [2021-11-13 02:33:04,092 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (0 of 38 remaining) [2021-11-13 02:33:04,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-11-13 02:33:04,095 INFO L732 BasicCegarLoop]: Path program histogram: [17, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:33:04,101 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 02:33:04,101 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 02:33:04,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:33:04 BasicIcfg [2021-11-13 02:33:04,105 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 02:33:04,106 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 02:33:04,106 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 02:33:04,106 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 02:33:04,107 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:30:52" (3/4) ... [2021-11-13 02:33:04,110 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 02:33:04,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread0 [2021-11-13 02:33:04,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-11-13 02:33:04,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-11-13 02:33:04,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-11-13 02:33:04,124 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-13 02:33:04,125 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-13 02:33:04,125 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 02:33:04,125 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 02:33:04,163 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-13 02:33:04,163 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 02:33:04,164 INFO L158 Benchmark]: Toolchain (without parser) took 133109.25ms. Allocated memory was 104.9MB in the beginning and 9.6GB in the end (delta: 9.5GB). Free memory was 65.8MB in the beginning and 3.3GB in the end (delta: -3.3GB). Peak memory consumption was 6.2GB. Max. memory is 16.1GB. [2021-11-13 02:33:04,164 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory was 76.0MB in the beginning and 75.9MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:33:04,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 883.00ms. Allocated memory is still 104.9MB. Free memory was 65.7MB in the beginning and 57.3MB in the end (delta: 8.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 02:33:04,165 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.59ms. Allocated memory is still 104.9MB. Free memory was 57.3MB in the beginning and 54.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 02:33:04,166 INFO L158 Benchmark]: Boogie Preprocessor took 84.06ms. Allocated memory is still 104.9MB. Free memory was 54.7MB in the beginning and 52.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 02:33:04,166 INFO L158 Benchmark]: RCFGBuilder took 660.05ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 52.6MB in the beginning and 100.1MB in the end (delta: -47.5MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2021-11-13 02:33:04,167 INFO L158 Benchmark]: TraceAbstraction took 131322.26ms. Allocated memory was 127.9MB in the beginning and 9.6GB in the end (delta: 9.5GB). Free memory was 99.3MB in the beginning and 3.3GB in the end (delta: -3.2GB). Peak memory consumption was 6.2GB. Max. memory is 16.1GB. [2021-11-13 02:33:04,167 INFO L158 Benchmark]: Witness Printer took 57.71ms. Allocated memory is still 9.6GB. Free memory was 3.3GB in the beginning and 3.3GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 02:33:04,169 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory was 76.0MB in the beginning and 75.9MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 883.00ms. Allocated memory is still 104.9MB. Free memory was 65.7MB in the beginning and 57.3MB in the end (delta: 8.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.59ms. Allocated memory is still 104.9MB. Free memory was 57.3MB in the beginning and 54.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.06ms. Allocated memory is still 104.9MB. Free memory was 54.7MB in the beginning and 52.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 660.05ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 52.6MB in the beginning and 100.1MB in the end (delta: -47.5MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * TraceAbstraction took 131322.26ms. Allocated memory was 127.9MB in the beginning and 9.6GB in the end (delta: 9.5GB). Free memory was 99.3MB in the beginning and 3.3GB in the end (delta: -3.2GB). Peak memory consumption was 6.2GB. Max. memory is 16.1GB. * Witness Printer took 57.71ms. Allocated memory is still 9.6GB. Free memory was 3.3GB in the beginning and 3.3GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 15.1s, 282 PlacesBefore, 141 PlacesAfterwards, 272 TransitionsBefore, 130 TransitionsAfterwards, 4608 CoEnabledTransitionPairs, 5 FixpointIterations, 100 TrivialSequentialCompositions, 60 ConcurrentSequentialCompositions, 7 TrivialYvCompositions, 0 ConcurrentYvCompositions, 1 ChoiceCompositions, 168 TotalNumberOfCompositions, 23400 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 11027, positive: 10444, positive conditional: 0, positive unconditional: 10444, negative: 583, negative conditional: 0, negative unconditional: 583, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3015, positive: 2854, positive conditional: 0, positive unconditional: 2854, negative: 161, negative conditional: 0, negative unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3015, positive: 2513, positive conditional: 0, positive unconditional: 2513, negative: 502, negative conditional: 0, negative unconditional: 502, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 502, positive: 341, positive conditional: 0, positive unconditional: 341, negative: 109, negative conditional: 0, negative unconditional: 109, unknown: 52, unknown conditional: 0, unknown unconditional: 52] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9605, positive: 658, positive conditional: 0, positive unconditional: 658, negative: 308, negative conditional: 0, negative unconditional: 308, unknown: 8640, unknown conditional: 0, unknown unconditional: 8640] ], Cache Queries: [ total: 11027, positive: 7590, positive conditional: 0, positive unconditional: 7590, negative: 422, negative conditional: 0, negative unconditional: 422, unknown: 3015, unknown conditional: 0, unknown unconditional: 3015] , Statistics on independence cache: Total cache size (in pairs): 1104, Positive cache size: 1023, Positive conditional cache size: 0, Positive unconditional cache size: 1023, Negative cache size: 81, Negative conditional cache size: 0, Negative unconditional cache size: 81 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1148]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1153]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1154]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1155]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1164]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1164]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 11 procedures, 317 locations, 38 error locations. Started 1 CEGAR loops. OverallTime: 131.0s, OverallIterations: 39, TraceHistogramMax: 1, PathProgramHistogramMax: 17, EmptinessCheckTime: 0.5s, AutomataDifference: 53.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 18.5s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11678 SdHoareTripleChecker+Valid, 39369.75ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11678 mSDsluCounter, 7403 SdHoareTripleChecker+Invalid, 33407.94ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13376 mSDsCounter, 5770 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 36090 IncrementalHoareTripleChecker+Invalid, 41860 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5770 mSolverCounterUnsat, 2288 mSDtfsCounter, 36090 mSolverCounterSat, 250.47ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 962 GetRequests, 11 SyntacticMatches, 418 SemanticMatches, 533 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2042 ImplicationChecksByTransitivity, 15.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53877occurred in iteration=0, InterpolantAutomatonStates: 383, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 15.0s AutomataMinimizationTime, 39 MinimizatonAttempts, 120324 StatesRemovedByMinimization, 34 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 41.4s InterpolantComputationTime, 1738 NumberOfCodeBlocks, 1738 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 1699 ConstructedInterpolants, 0 QuantifiedInterpolants, 75562 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 39 InterpolantComputations, 39 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 13 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-13 02:33:04,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c1d2b4-f7cf-4090-8f3f-32ee7c42f6da/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE