/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 23:42:01,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 23:42:01,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 23:42:01,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 23:42:01,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 23:42:01,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 23:42:01,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 23:42:01,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 23:42:01,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 23:42:01,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 23:42:01,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 23:42:01,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 23:42:01,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 23:42:01,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 23:42:01,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 23:42:01,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 23:42:01,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 23:42:01,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 23:42:01,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 23:42:01,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 23:42:01,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 23:42:01,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 23:42:01,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 23:42:01,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 23:42:01,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 23:42:01,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 23:42:01,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 23:42:01,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 23:42:01,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 23:42:01,532 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 23:42:01,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 23:42:01,533 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 23:42:01,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 23:42:01,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 23:42:01,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 23:42:01,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 23:42:01,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 23:42:01,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 23:42:01,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 23:42:01,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 23:42:01,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 23:42:01,569 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 23:42:01,620 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 23:42:01,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 23:42:01,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 23:42:01,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 23:42:01,625 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 23:42:01,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 23:42:01,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 23:42:01,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 23:42:01,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 23:42:01,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 23:42:01,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 23:42:01,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 23:42:01,628 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 23:42:01,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 23:42:01,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 23:42:01,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 23:42:01,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 23:42:01,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 23:42:01,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 23:42:01,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 23:42:01,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 23:42:01,630 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 23:42:01,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 23:42:01,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 23:42:01,630 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 23:42:01,630 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 23:42:02,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 23:42:02,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 23:42:02,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 23:42:02,138 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 23:42:02,139 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 23:42:02,140 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2021-01-06 23:42:02,214 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/8fc47205c/184c41697de043a98f65e79bf16a9521/FLAG5ef9fee53 [2021-01-06 23:42:02,999 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 23:42:02,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2021-01-06 23:42:03,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/8fc47205c/184c41697de043a98f65e79bf16a9521/FLAG5ef9fee53 [2021-01-06 23:42:03,176 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/8fc47205c/184c41697de043a98f65e79bf16a9521 [2021-01-06 23:42:03,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 23:42:03,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 23:42:03,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 23:42:03,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 23:42:03,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 23:42:03,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:42:03" (1/1) ... [2021-01-06 23:42:03,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51528746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:42:03, skipping insertion in model container [2021-01-06 23:42:03,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:42:03" (1/1) ... [2021-01-06 23:42:03,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 23:42:03,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-06 23:42:03,445 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-01-06 23:42:04,015 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] left hand side expression in assignment: lhs: VariableLHS[~data~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~data~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~data~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~data~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[28],StructAccessExpression[IdentifierExpression[~data~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~data,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~data,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~data,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[28],StructAccessExpression[IdentifierExpression[~data,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~my_dev~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~probe_ret~0,] left hand side expression in assignment: lhs: StructLHS[StructLHS[VariableLHS[~data~1,],shared],a] left hand side expression in assignment: lhs: StructLHS[StructLHS[VariableLHS[~data~1,],shared],b] [2021-01-06 23:42:04,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 23:42:04,062 INFO L203 MainTranslator]: Completed pre-run [2021-01-06 23:42:04,078 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-01-06 23:42:04,121 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] left hand side expression in assignment: lhs: VariableLHS[~data~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~data~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~data~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~data~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[28],StructAccessExpression[IdentifierExpression[~data~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~data,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~data,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~data,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[28],StructAccessExpression[IdentifierExpression[~data,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~my_dev~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~probe_ret~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#data~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~#data~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#data~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[28],StructAccessExpression[IdentifierExpression[~#data~1,],offset]]]] [2021-01-06 23:42:04,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 23:42:04,597 INFO L208 MainTranslator]: Completed translation [2021-01-06 23:42:04,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:42:04 WrapperNode [2021-01-06 23:42:04,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 23:42:04,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 23:42:04,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 23:42:04,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 23:42:04,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:42:04" (1/1) ... [2021-01-06 23:42:04,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:42:04" (1/1) ... [2021-01-06 23:42:04,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 23:42:04,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 23:42:04,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 23:42:04,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 23:42:04,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:42:04" (1/1) ... [2021-01-06 23:42:04,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:42:04" (1/1) ... [2021-01-06 23:42:04,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:42:04" (1/1) ... [2021-01-06 23:42:04,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:42:04" (1/1) ... [2021-01-06 23:42:04,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:42:04" (1/1) ... [2021-01-06 23:42:04,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:42:04" (1/1) ... [2021-01-06 23:42:04,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:42:04" (1/1) ... [2021-01-06 23:42:04,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 23:42:04,742 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 23:42:04,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 23:42:04,742 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 23:42:04,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:42:04" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 23:42:04,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-06 23:42:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-06 23:42:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-06 23:42:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-06 23:42:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-01-06 23:42:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 23:42:04,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 23:42:04,844 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-01-06 23:42:04,844 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-01-06 23:42:04,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 23:42:04,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-06 23:42:04,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 23:42:04,847 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-06 23:42:05,709 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 23:42:05,709 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2021-01-06 23:42:05,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:42:05 BoogieIcfgContainer [2021-01-06 23:42:05,712 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 23:42:05,714 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 23:42:05,714 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 23:42:05,717 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 23:42:05,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 11:42:03" (1/3) ... [2021-01-06 23:42:05,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62354fb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:42:05, skipping insertion in model container [2021-01-06 23:42:05,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:42:04" (2/3) ... [2021-01-06 23:42:05,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62354fb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:42:05, skipping insertion in model container [2021-01-06 23:42:05,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:42:05" (3/3) ... [2021-01-06 23:42:05,721 INFO L111 eAbstractionObserver]: Analyzing ICFG race-3_2-container_of-global.i [2021-01-06 23:42:05,728 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-06 23:42:05,728 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 23:42:05,734 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2021-01-06 23:42:05,735 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-06 23:42:05,779 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,779 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,779 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,779 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,780 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,780 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,781 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,781 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,781 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,781 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,781 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,782 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,782 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,782 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,782 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,782 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,783 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,783 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,783 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,783 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,783 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,784 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,784 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,784 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,784 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,784 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,785 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,785 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,785 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,785 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,786 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,786 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,786 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,786 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,786 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,786 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,787 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,787 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,787 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,787 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,787 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,788 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,788 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,788 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,788 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,789 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,789 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,789 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,789 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,789 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,790 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,790 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,790 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,790 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,790 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,790 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,791 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,791 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,791 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,791 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,791 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,792 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,792 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,792 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,792 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,792 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,792 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,793 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,793 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,793 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,793 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,793 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,794 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,794 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,794 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,794 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,794 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,795 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,795 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,795 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,795 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,795 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,796 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,796 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,796 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,796 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,797 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,797 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,797 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,797 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,797 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,798 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,800 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,800 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,801 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,801 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,801 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,801 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,801 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,802 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,802 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,802 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,805 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,805 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,806 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,806 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,806 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,806 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,806 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,807 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,807 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,807 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:42:05,819 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-01-06 23:42:05,839 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-01-06 23:42:05,863 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 23:42:05,863 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 23:42:05,863 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 23:42:05,863 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 23:42:05,863 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 23:42:05,864 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 23:42:05,864 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 23:42:05,864 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 23:42:05,882 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-01-06 23:42:05,885 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 152 places, 156 transitions, 334 flow [2021-01-06 23:42:05,888 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 152 places, 156 transitions, 334 flow [2021-01-06 23:42:05,890 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 152 places, 156 transitions, 334 flow [2021-01-06 23:42:06,037 INFO L129 PetriNetUnfolder]: 11/196 cut-off events. [2021-01-06 23:42:06,038 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-01-06 23:42:06,059 INFO L84 FinitePrefix]: Finished finitePrefix Result has 207 conditions, 196 events. 11/196 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 358 event pairs, 0 based on Foata normal form. 0/176 useless extension candidates. Maximal degree in co-relation 111. Up to 4 conditions per place. [2021-01-06 23:42:06,067 INFO L116 LiptonReduction]: Number of co-enabled transitions 1836 [2021-01-06 23:42:07,439 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:07,470 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:07,478 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:07,498 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:07,501 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:07,501 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2021-01-06 23:42:07,521 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:07,544 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:07,551 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:07,571 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:07,572 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:07,573 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2021-01-06 23:42:10,080 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:10,115 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:10,123 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:10,152 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:10,155 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:10,155 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:108, output treesize:110 [2021-01-06 23:42:10,174 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:10,208 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:10,214 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:10,244 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:10,246 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:10,247 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:106, output treesize:108 [2021-01-06 23:42:10,526 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:10,562 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:10,571 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:10,603 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:10,605 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:10,605 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:106, output treesize:108 [2021-01-06 23:42:10,625 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:10,657 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:10,663 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:10,693 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:10,696 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:10,696 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:108, output treesize:110 [2021-01-06 23:42:13,418 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:13,452 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:13,459 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:13,490 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:13,493 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:13,494 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2021-01-06 23:42:13,516 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:13,548 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:13,556 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:13,583 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:13,586 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:13,587 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2021-01-06 23:42:15,607 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:15,635 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:15,645 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:15,668 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:15,670 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:15,671 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2021-01-06 23:42:15,686 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:15,715 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:15,722 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:15,741 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:15,743 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:15,744 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2021-01-06 23:42:17,818 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:17,841 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:17,848 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:17,869 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:17,871 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:17,871 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2021-01-06 23:42:17,890 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:17,911 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:17,917 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:17,936 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:17,938 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:17,939 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:104, output treesize:106 [2021-01-06 23:42:20,301 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:20,328 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:20,334 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:20,356 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:20,358 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:20,359 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:104, output treesize:106 [2021-01-06 23:42:20,381 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:20,408 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:20,414 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:20,438 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:20,440 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:20,441 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2021-01-06 23:42:22,794 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:22,825 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:22,831 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:22,857 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:22,859 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:22,859 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:106, output treesize:108 [2021-01-06 23:42:22,873 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:22,904 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:22,911 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:22,942 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:22,944 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:22,945 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2021-01-06 23:42:25,282 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:25,314 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:25,320 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:25,348 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:25,350 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:25,351 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2021-01-06 23:42:25,367 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:25,403 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:25,409 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:25,438 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:25,440 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:25,440 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:106, output treesize:108 [2021-01-06 23:42:28,679 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:28,714 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:28,724 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:28,757 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:28,760 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:28,760 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:122, output treesize:124 [2021-01-06 23:42:28,778 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:28,817 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:28,827 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:28,862 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:28,864 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:28,864 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:124, output treesize:126 [2021-01-06 23:42:30,887 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:30,921 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:30,930 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:30,956 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:30,957 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:30,958 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:120, output treesize:122 [2021-01-06 23:42:30,972 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:31,003 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:31,010 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:31,037 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-06 23:42:31,040 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-06 23:42:31,040 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:118, output treesize:120 [2021-01-06 23:42:33,582 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-01-06 23:42:33,684 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-01-06 23:42:33,803 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-01-06 23:42:33,911 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-01-06 23:42:34,417 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-01-06 23:42:34,603 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-01-06 23:42:34,808 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-01-06 23:42:35,000 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-01-06 23:42:35,570 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-01-06 23:42:35,839 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2021-01-06 23:42:36,204 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2021-01-06 23:42:36,795 WARN L197 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2021-01-06 23:42:36,974 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-01-06 23:42:37,381 WARN L197 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2021-01-06 23:42:37,608 WARN L197 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-01-06 23:42:37,819 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2021-01-06 23:42:37,929 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-01-06 23:42:38,198 WARN L197 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2021-01-06 23:42:38,341 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-01-06 23:42:38,772 WARN L197 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 88 [2021-01-06 23:42:38,968 WARN L197 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-01-06 23:42:39,340 WARN L197 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 88 [2021-01-06 23:42:39,512 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-01-06 23:42:40,648 WARN L197 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 163 [2021-01-06 23:42:41,649 WARN L197 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2021-01-06 23:42:42,886 WARN L197 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 174 [2021-01-06 23:42:44,151 WARN L197 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 168 [2021-01-06 23:42:44,675 WARN L197 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2021-01-06 23:42:45,213 WARN L197 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2021-01-06 23:42:45,796 WARN L197 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2021-01-06 23:42:46,345 WARN L197 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2021-01-06 23:42:46,359 INFO L131 LiptonReduction]: Checked pairs total: 4033 [2021-01-06 23:42:46,359 INFO L133 LiptonReduction]: Total number of compositions: 175 [2021-01-06 23:42:46,367 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 37 places, 36 transitions, 94 flow [2021-01-06 23:42:46,397 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 209 states. [2021-01-06 23:42:46,399 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states. [2021-01-06 23:42:46,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2021-01-06 23:42:46,407 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:42:46,408 INFO L422 BasicCegarLoop]: trace histogram [1] [2021-01-06 23:42:46,410 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:42:46,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:42:46,416 INFO L82 PathProgramCache]: Analyzing trace with hash 572, now seen corresponding path program 1 times [2021-01-06 23:42:46,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:42:46,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308692961] [2021-01-06 23:42:46,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:42:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:42:46,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:42:46,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308692961] [2021-01-06 23:42:46,711 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:42:46,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2021-01-06 23:42:46,712 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441359931] [2021-01-06 23:42:46,719 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-06 23:42:46,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:42:46,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-06 23:42:46,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 23:42:46,743 INFO L87 Difference]: Start difference. First operand 209 states. Second operand 2 states. [2021-01-06 23:42:46,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:42:46,787 INFO L93 Difference]: Finished difference Result 207 states and 457 transitions. [2021-01-06 23:42:46,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-06 23:42:46,789 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2021-01-06 23:42:46,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:42:46,810 INFO L225 Difference]: With dead ends: 207 [2021-01-06 23:42:46,811 INFO L226 Difference]: Without dead ends: 189 [2021-01-06 23:42:46,812 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 23:42:46,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2021-01-06 23:42:46,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2021-01-06 23:42:46,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2021-01-06 23:42:46,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 415 transitions. [2021-01-06 23:42:46,911 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 415 transitions. Word has length 1 [2021-01-06 23:42:46,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:42:46,912 INFO L481 AbstractCegarLoop]: Abstraction has 189 states and 415 transitions. [2021-01-06 23:42:46,912 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-06 23:42:46,912 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 415 transitions. [2021-01-06 23:42:46,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-01-06 23:42:46,913 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:42:46,913 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-01-06 23:42:46,913 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 23:42:46,913 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:42:46,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:42:46,914 INFO L82 PathProgramCache]: Analyzing trace with hash 17588937, now seen corresponding path program 1 times [2021-01-06 23:42:46,914 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:42:46,915 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993707943] [2021-01-06 23:42:46,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:42:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:42:47,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:42:47,171 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993707943] [2021-01-06 23:42:47,172 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:42:47,172 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 23:42:47,172 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928212699] [2021-01-06 23:42:47,173 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 23:42:47,173 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:42:47,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 23:42:47,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 23:42:47,177 INFO L87 Difference]: Start difference. First operand 189 states and 415 transitions. Second operand 3 states. [2021-01-06 23:42:47,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:42:47,329 INFO L93 Difference]: Finished difference Result 262 states and 581 transitions. [2021-01-06 23:42:47,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 23:42:47,330 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2021-01-06 23:42:47,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:42:47,335 INFO L225 Difference]: With dead ends: 262 [2021-01-06 23:42:47,337 INFO L226 Difference]: Without dead ends: 262 [2021-01-06 23:42:47,339 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 23:42:47,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2021-01-06 23:42:47,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 217. [2021-01-06 23:42:47,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2021-01-06 23:42:47,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 485 transitions. [2021-01-06 23:42:47,375 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 485 transitions. Word has length 4 [2021-01-06 23:42:47,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:42:47,375 INFO L481 AbstractCegarLoop]: Abstraction has 217 states and 485 transitions. [2021-01-06 23:42:47,375 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 23:42:47,375 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 485 transitions. [2021-01-06 23:42:47,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-01-06 23:42:47,376 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:42:47,376 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-01-06 23:42:47,376 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 23:42:47,376 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:42:47,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:42:47,378 INFO L82 PathProgramCache]: Analyzing trace with hash -276933705, now seen corresponding path program 1 times [2021-01-06 23:42:47,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:42:47,379 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305054002] [2021-01-06 23:42:47,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:42:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:42:47,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:42:47,536 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305054002] [2021-01-06 23:42:47,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:42:47,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 23:42:47,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106604059] [2021-01-06 23:42:47,537 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 23:42:47,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:42:47,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 23:42:47,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 23:42:47,544 INFO L87 Difference]: Start difference. First operand 217 states and 485 transitions. Second operand 4 states. [2021-01-06 23:42:47,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:42:47,684 INFO L93 Difference]: Finished difference Result 290 states and 636 transitions. [2021-01-06 23:42:47,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 23:42:47,684 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2021-01-06 23:42:47,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:42:47,687 INFO L225 Difference]: With dead ends: 290 [2021-01-06 23:42:47,689 INFO L226 Difference]: Without dead ends: 251 [2021-01-06 23:42:47,690 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:42:47,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2021-01-06 23:42:47,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 236. [2021-01-06 23:42:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2021-01-06 23:42:47,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 542 transitions. [2021-01-06 23:42:47,715 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 542 transitions. Word has length 6 [2021-01-06 23:42:47,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:42:47,716 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 542 transitions. [2021-01-06 23:42:47,717 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 23:42:47,717 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 542 transitions. [2021-01-06 23:42:47,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-01-06 23:42:47,718 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:42:47,718 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:42:47,718 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 23:42:47,718 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:42:47,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:42:47,720 INFO L82 PathProgramCache]: Analyzing trace with hash -417920161, now seen corresponding path program 1 times [2021-01-06 23:42:47,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:42:47,720 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045836962] [2021-01-06 23:42:47,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:42:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:42:47,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:42:47,810 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045836962] [2021-01-06 23:42:47,810 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:42:47,810 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 23:42:47,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22520787] [2021-01-06 23:42:47,811 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 23:42:47,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:42:47,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 23:42:47,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 23:42:47,812 INFO L87 Difference]: Start difference. First operand 236 states and 542 transitions. Second operand 3 states. [2021-01-06 23:42:47,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:42:47,835 INFO L93 Difference]: Finished difference Result 86 states and 167 transitions. [2021-01-06 23:42:47,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 23:42:47,836 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2021-01-06 23:42:47,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:42:47,837 INFO L225 Difference]: With dead ends: 86 [2021-01-06 23:42:47,837 INFO L226 Difference]: Without dead ends: 86 [2021-01-06 23:42:47,837 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 23:42:47,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2021-01-06 23:42:47,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2021-01-06 23:42:47,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2021-01-06 23:42:47,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 167 transitions. [2021-01-06 23:42:47,841 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 167 transitions. Word has length 9 [2021-01-06 23:42:47,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:42:47,841 INFO L481 AbstractCegarLoop]: Abstraction has 86 states and 167 transitions. [2021-01-06 23:42:47,841 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 23:42:47,841 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 167 transitions. [2021-01-06 23:42:47,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-01-06 23:42:47,843 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:42:47,843 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:42:47,843 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 23:42:47,843 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:42:47,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:42:47,844 INFO L82 PathProgramCache]: Analyzing trace with hash 316125018, now seen corresponding path program 1 times [2021-01-06 23:42:47,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:42:47,844 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275968128] [2021-01-06 23:42:47,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:42:47,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:42:48,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:42:48,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275968128] [2021-01-06 23:42:48,382 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:42:48,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 23:42:48,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592801684] [2021-01-06 23:42:48,383 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-01-06 23:42:48,383 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:42:48,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-01-06 23:42:48,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2021-01-06 23:42:48,384 INFO L87 Difference]: Start difference. First operand 86 states and 167 transitions. Second operand 12 states. [2021-01-06 23:42:49,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:42:49,483 INFO L93 Difference]: Finished difference Result 144 states and 253 transitions. [2021-01-06 23:42:49,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-06 23:42:49,485 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 18 [2021-01-06 23:42:49,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:42:49,486 INFO L225 Difference]: With dead ends: 144 [2021-01-06 23:42:49,486 INFO L226 Difference]: Without dead ends: 144 [2021-01-06 23:42:49,487 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=69, Invalid=273, Unknown=0, NotChecked=0, Total=342 [2021-01-06 23:42:49,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2021-01-06 23:42:49,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 109. [2021-01-06 23:42:49,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2021-01-06 23:42:49,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 202 transitions. [2021-01-06 23:42:49,491 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 202 transitions. Word has length 18 [2021-01-06 23:42:49,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:42:49,492 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 202 transitions. [2021-01-06 23:42:49,492 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-01-06 23:42:49,492 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 202 transitions. [2021-01-06 23:42:49,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-01-06 23:42:49,493 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:42:49,494 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:42:49,494 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 23:42:49,494 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:42:49,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:42:49,495 INFO L82 PathProgramCache]: Analyzing trace with hash 316124993, now seen corresponding path program 1 times [2021-01-06 23:42:49,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:42:49,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548991464] [2021-01-06 23:42:49,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:42:49,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:42:49,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:42:49,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548991464] [2021-01-06 23:42:49,739 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:42:49,739 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 23:42:49,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195060605] [2021-01-06 23:42:49,740 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 23:42:49,740 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:42:49,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 23:42:49,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-01-06 23:42:49,741 INFO L87 Difference]: Start difference. First operand 109 states and 202 transitions. Second operand 7 states. [2021-01-06 23:42:50,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:42:50,117 INFO L93 Difference]: Finished difference Result 168 states and 302 transitions. [2021-01-06 23:42:50,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 23:42:50,118 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2021-01-06 23:42:50,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:42:50,120 INFO L225 Difference]: With dead ends: 168 [2021-01-06 23:42:50,120 INFO L226 Difference]: Without dead ends: 147 [2021-01-06 23:42:50,120 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-06 23:42:50,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-01-06 23:42:50,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 105. [2021-01-06 23:42:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2021-01-06 23:42:50,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 194 transitions. [2021-01-06 23:42:50,125 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 194 transitions. Word has length 18 [2021-01-06 23:42:50,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:42:50,126 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 194 transitions. [2021-01-06 23:42:50,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 23:42:50,126 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 194 transitions. [2021-01-06 23:42:50,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-01-06 23:42:50,127 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:42:50,127 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:42:50,128 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 23:42:50,128 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:42:50,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:42:50,128 INFO L82 PathProgramCache]: Analyzing trace with hash 1657828642, now seen corresponding path program 1 times [2021-01-06 23:42:50,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:42:50,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029574928] [2021-01-06 23:42:50,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:42:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:42:50,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:42:50,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029574928] [2021-01-06 23:42:50,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:42:50,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 23:42:50,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068172346] [2021-01-06 23:42:50,237 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 23:42:50,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:42:50,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 23:42:50,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:42:50,238 INFO L87 Difference]: Start difference. First operand 105 states and 194 transitions. Second operand 5 states. [2021-01-06 23:42:50,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:42:50,381 INFO L93 Difference]: Finished difference Result 123 states and 224 transitions. [2021-01-06 23:42:50,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 23:42:50,382 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2021-01-06 23:42:50,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:42:50,383 INFO L225 Difference]: With dead ends: 123 [2021-01-06 23:42:50,383 INFO L226 Difference]: Without dead ends: 123 [2021-01-06 23:42:50,383 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 23:42:50,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2021-01-06 23:42:50,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 117. [2021-01-06 23:42:50,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2021-01-06 23:42:50,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 214 transitions. [2021-01-06 23:42:50,388 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 214 transitions. Word has length 18 [2021-01-06 23:42:50,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:42:50,388 INFO L481 AbstractCegarLoop]: Abstraction has 117 states and 214 transitions. [2021-01-06 23:42:50,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 23:42:50,389 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 214 transitions. [2021-01-06 23:42:50,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-01-06 23:42:50,390 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:42:50,390 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:42:50,390 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 23:42:50,390 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:42:50,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:42:50,391 INFO L82 PathProgramCache]: Analyzing trace with hash 1686456832, now seen corresponding path program 2 times [2021-01-06 23:42:50,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:42:50,391 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331793233] [2021-01-06 23:42:50,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:42:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 23:42:50,439 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 23:42:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 23:42:50,484 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 23:42:50,529 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-06 23:42:50,529 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-01-06 23:42:50,529 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 23:42:50,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 11:42:50 BasicIcfg [2021-01-06 23:42:50,623 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 23:42:50,628 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 23:42:50,628 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 23:42:50,628 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 23:42:50,629 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:42:05" (3/4) ... [2021-01-06 23:42:50,632 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-01-06 23:42:50,754 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/ldv-races/race-3_2-container_of-global.i-witness.graphml [2021-01-06 23:42:50,754 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 23:42:50,757 INFO L168 Benchmark]: Toolchain (without parser) took 47571.96 ms. Allocated memory was 154.1 MB in the beginning and 247.5 MB in the end (delta: 93.3 MB). Free memory was 126.2 MB in the beginning and 82.5 MB in the end (delta: 43.8 MB). Peak memory consumption was 137.9 MB. Max. memory is 8.0 GB. [2021-01-06 23:42:50,758 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 154.1 MB. Free memory is still 128.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 23:42:50,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1409.27 ms. Allocated memory was 154.1 MB in the beginning and 194.0 MB in the end (delta: 39.8 MB). Free memory was 126.0 MB in the beginning and 148.0 MB in the end (delta: -22.0 MB). Peak memory consumption was 82.3 MB. Max. memory is 8.0 GB. [2021-01-06 23:42:50,761 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.50 ms. Allocated memory is still 194.0 MB. Free memory was 148.0 MB in the beginning and 145.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-01-06 23:42:50,762 INFO L168 Benchmark]: Boogie Preprocessor took 60.47 ms. Allocated memory is still 194.0 MB. Free memory was 145.0 MB in the beginning and 142.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-01-06 23:42:50,762 INFO L168 Benchmark]: RCFGBuilder took 970.42 ms. Allocated memory is still 194.0 MB. Free memory was 142.3 MB in the beginning and 93.6 MB in the end (delta: 48.8 MB). Peak memory consumption was 49.3 MB. Max. memory is 8.0 GB. [2021-01-06 23:42:50,763 INFO L168 Benchmark]: TraceAbstraction took 44913.68 ms. Allocated memory was 194.0 MB in the beginning and 247.5 MB in the end (delta: 53.5 MB). Free memory was 93.0 MB in the beginning and 89.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 8.0 GB. [2021-01-06 23:42:50,763 INFO L168 Benchmark]: Witness Printer took 128.11 ms. Allocated memory is still 247.5 MB. Free memory was 89.3 MB in the beginning and 82.5 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2021-01-06 23:42:50,771 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 154.1 MB. Free memory is still 128.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1409.27 ms. Allocated memory was 154.1 MB in the beginning and 194.0 MB in the end (delta: 39.8 MB). Free memory was 126.0 MB in the beginning and 148.0 MB in the end (delta: -22.0 MB). Peak memory consumption was 82.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 80.50 ms. Allocated memory is still 194.0 MB. Free memory was 148.0 MB in the beginning and 145.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 60.47 ms. Allocated memory is still 194.0 MB. Free memory was 145.0 MB in the beginning and 142.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 970.42 ms. Allocated memory is still 194.0 MB. Free memory was 142.3 MB in the beginning and 93.6 MB in the end (delta: 48.8 MB). Peak memory consumption was 49.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 44913.68 ms. Allocated memory was 194.0 MB in the beginning and 247.5 MB in the end (delta: 53.5 MB). Free memory was 93.0 MB in the beginning and 89.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 8.0 GB. * Witness Printer took 128.11 ms. Allocated memory is still 247.5 MB. Free memory was 89.3 MB in the beginning and 82.5 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1234 VarBasedMoverChecksPositive, 40 VarBasedMoverChecksNegative, 1 SemBasedMoverChecksPositive, 29 SemBasedMoverChecksNegative, 10 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 22.4s, 61 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 40.4s, 152 PlacesBefore, 37 PlacesAfterwards, 156 TransitionsBefore, 36 TransitionsAfterwards, 1836 CoEnabledTransitionPairs, 7 FixpointIterations, 99 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 10 TrivialYvCompositions, 16 ConcurrentYvCompositions, 5 ChoiceCompositions, 175 TotalNumberOfCompositions, 4033 MoverChecksTotal - CounterExampleResult [Line: 1675]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1676] 0 pthread_t t1,t2; [L1688] 0 struct device *my_dev; [L1727] 0 return 0; [L1733] 0 int ret = my_drv_init(); [L1734] COND TRUE 0 ret==0 [L1735] 0 int probe_ret; [L1736] 0 struct my_data data; [L1705] 0 data->shared.a = 0 [L1706] 0 data->shared.b = 0 [L1707] 0 data->shared.a [L1675] COND FALSE 0 !(!expression) [L1708] 0 data->shared.b [L1675] COND FALSE 0 !(!expression) [L1709] 0 int res = __VERIFIER_nondet_int(); [L1710] COND FALSE 0 !(\read(res)) [L1712] 0 my_dev = &data->dev [L1713] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, ((void *)0)) VAL [arg={0:0}, my_dev={7:24}, t1={9:0}, t2={4:0}] [L1714] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, ((void *)0)) VAL [arg={0:0}, my_dev={7:24}, t1={9:0}, t2={4:0}] [L1715] 0 return 0; [L1737] 0 probe_ret = my_drv_probe(&data) VAL [arg={0:0}, my_dev={7:24}, t1={9:0}, t2={4:0}] [L1738] COND TRUE 0 probe_ret==0 [L1721] 0 void *status; [L1722] 0 \read(t1) VAL [arg={0:0}, my_dev={7:24}, t1={9:0}, t2={4:0}] [L1690] 1 struct my_data *data; [L1691] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); [L1691] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) [L1693] 1 data->shared.a = 1 VAL [__mptr={7:24}, arg={0:0}, arg={0:0}, data={7:0}, my_dev={7:24}, t1={9:0}, t2={4:0}] [L1696] EXPR 1 data->shared.b [L1696] 1 int lb = data->shared.b; [L1690] 2 struct my_data *data; [L1691] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); [L1691] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) [L1693] 2 data->shared.a = 1 VAL [__mptr={7:24}, arg={0:0}, arg={0:0}, data={7:0}, lb=0, my_dev={7:24}, t1={9:0}, t2={4:0}] [L1696] EXPR 2 data->shared.b [L1696] 2 int lb = data->shared.b; [L1699] 2 data->shared.b = lb + 1 [L1701] 2 return 0; [L1699] 1 data->shared.b = lb + 1 [L1701] 1 return 0; [L1722] FCALL, JOIN 1 pthread_join(t1, &status) VAL [\result={0:0}, __mptr={7:24}, arg={0:0}, arg={0:0}, data={7:0}, lb=0, my_dev={7:24}, t1={9:0}, t2={4:0}] [L1723] 0 \read(t2) VAL [\result={0:0}, __mptr={7:24}, arg={0:0}, arg={0:0}, data={7:0}, lb=0, my_dev={7:24}, t1={9:0}, t2={4:0}] [L1723] FCALL, JOIN 2 pthread_join(t2, &status) VAL [\result={0:0}, __mptr={7:24}, arg={0:0}, arg={0:0}, data={7:0}, lb=0, my_dev={7:24}, t1={9:0}, t2={4:0}] [L1740] 0 data.shared.a [L1675] COND FALSE 0 !(!expression) [L1741] 0 data.shared.b [L1675] COND TRUE 0 !expression [L1675] 0 reach_error() VAL [\result={0:0}, __mptr={7:24}, arg={0:0}, arg={0:0}, data={7:0}, lb=0, my_dev={7:24}, t1={9:0}, t2={4:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 136 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 44.6s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 40.5s, HoareTripleCheckerStatistics: 161 SDtfs, 146 SDslu, 185 SDs, 0 SdLazy, 572 SolverSat, 55 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=236occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 143 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 67 ConstructedInterpolants, 0 QuantifiedInterpolants, 13426 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 RESULT: Ultimate proved your program to be incorrect! Received shutdown request...