/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/regression/ThreadIdTest2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 23:24:05,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 23:24:05,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 23:24:06,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-14 23:24:06,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-14 23:24:06,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-14 23:24:06,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-14 23:24:06,021 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-14 23:24:06,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-14 23:24:06,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-14 23:24:06,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-14 23:24:06,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-14 23:24:06,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-14 23:24:06,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-14 23:24:06,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-14 23:24:06,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-14 23:24:06,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-14 23:24:06,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-14 23:24:06,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-14 23:24:06,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-14 23:24:06,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-14 23:24:06,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-14 23:24:06,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-14 23:24:06,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-14 23:24:06,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-14 23:24:06,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-14 23:24:06,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-14 23:24:06,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-14 23:24:06,040 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-14 23:24:06,041 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-14 23:24:06,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-14 23:24:06,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-14 23:24:06,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-14 23:24:06,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-14 23:24:06,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-14 23:24:06,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-14 23:24:06,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-14 23:24:06,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-14 23:24:06,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 23:24:06,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 23:24:06,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 23:24:06,047 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf [2021-06-14 23:24:06,067 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 23:24:06,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 23:24:06,067 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 23:24:06,068 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 23:24:06,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 23:24:06,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 23:24:06,069 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 23:24:06,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 23:24:06,070 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 23:24:06,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 23:24:06,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 23:24:06,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 23:24:06,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 23:24:06,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 23:24:06,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 23:24:06,071 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 23:24:06,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 23:24:06,071 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 23:24:06,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 23:24:06,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 23:24:06,072 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 23:24:06,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 23:24:06,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 23:24:06,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 23:24:06,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 23:24:06,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 23:24:06,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 23:24:06,073 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 23:24:06,074 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-14 23:24:06,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 23:24:06,074 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 23:24:06,074 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 23:24:06,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 23:24:06,075 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 23:24:06,075 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-14 23:24:06,075 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 23:24:06,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 23:24:06,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 23:24:06,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 23:24:06,399 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 23:24:06,401 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 23:24:06,402 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/ThreadIdTest2.c [2021-06-14 23:24:06,476 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcba9c83d/f5a786674a744382ad376f44090f07e7/FLAG9da5c883d [2021-06-14 23:24:06,912 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 23:24:06,913 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/ThreadIdTest2.c [2021-06-14 23:24:06,913 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-14 23:24:06,914 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-14 23:24:06,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcba9c83d/f5a786674a744382ad376f44090f07e7/FLAG9da5c883d [2021-06-14 23:24:06,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcba9c83d/f5a786674a744382ad376f44090f07e7 [2021-06-14 23:24:06,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 23:24:06,976 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 23:24:06,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 23:24:06,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 23:24:06,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 23:24:06,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 11:24:06" (1/1) ... [2021-06-14 23:24:06,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78f0abd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:24:06, skipping insertion in model container [2021-06-14 23:24:06,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 11:24:06" (1/1) ... [2021-06-14 23:24:06,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 23:24:07,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 23:24:07,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 23:24:07,148 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 23:24:07,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 23:24:07,210 INFO L208 MainTranslator]: Completed translation [2021-06-14 23:24:07,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:24:07 WrapperNode [2021-06-14 23:24:07,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 23:24:07,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 23:24:07,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 23:24:07,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 23:24:07,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:24:07" (1/1) ... [2021-06-14 23:24:07,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:24:07" (1/1) ... [2021-06-14 23:24:07,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 23:24:07,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 23:24:07,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 23:24:07,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 23:24:07,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:24:07" (1/1) ... [2021-06-14 23:24:07,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:24:07" (1/1) ... [2021-06-14 23:24:07,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:24:07" (1/1) ... [2021-06-14 23:24:07,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:24:07" (1/1) ... [2021-06-14 23:24:07,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:24:07" (1/1) ... [2021-06-14 23:24:07,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:24:07" (1/1) ... [2021-06-14 23:24:07,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:24:07" (1/1) ... [2021-06-14 23:24:07,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 23:24:07,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 23:24:07,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 23:24:07,258 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 23:24:07,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:24:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2021-06-14 23:24:07,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 23:24:07,349 INFO L130 BoogieDeclarations]: Found specification of procedure dec [2021-06-14 23:24:07,349 INFO L138 BoogieDeclarations]: Found implementation of procedure dec [2021-06-14 23:24:07,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 23:24:07,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 23:24:07,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-14 23:24:07,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 23:24:07,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 23:24:07,350 INFO L130 BoogieDeclarations]: Found specification of procedure inc [2021-06-14 23:24:07,350 INFO L138 BoogieDeclarations]: Found implementation of procedure inc [2021-06-14 23:24:07,351 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 23:24:07,656 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 23:24:07,656 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-06-14 23:24:07,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 11:24:07 BoogieIcfgContainer [2021-06-14 23:24:07,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 23:24:07,659 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 23:24:07,659 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 23:24:07,661 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 23:24:07,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 11:24:06" (1/3) ... [2021-06-14 23:24:07,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e654ecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 11:24:07, skipping insertion in model container [2021-06-14 23:24:07,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:24:07" (2/3) ... [2021-06-14 23:24:07,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e654ecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 11:24:07, skipping insertion in model container [2021-06-14 23:24:07,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 11:24:07" (3/3) ... [2021-06-14 23:24:07,664 INFO L111 eAbstractionObserver]: Analyzing ICFG ThreadIdTest2.c [2021-06-14 23:24:07,687 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 23:24:07,687 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 23:24:07,687 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 23:24:07,688 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 23:24:07,741 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,741 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,742 WARN L313 ript$VariableManager]: TermVariabe decThread1of1ForFork1_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,742 WARN L313 ript$VariableManager]: TermVariabe decThread1of1ForFork1_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,744 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,745 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,745 WARN L313 ript$VariableManager]: TermVariabe decThread1of1ForFork1_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,745 WARN L313 ript$VariableManager]: TermVariabe decThread1of1ForFork1_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,745 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,745 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,746 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,746 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,746 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,746 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,746 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,746 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,747 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,747 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,747 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,747 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,747 WARN L313 ript$VariableManager]: TermVariabe incThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,747 WARN L313 ript$VariableManager]: TermVariabe incThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,748 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,748 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,748 WARN L313 ript$VariableManager]: TermVariabe incThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,748 WARN L313 ript$VariableManager]: TermVariabe incThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,748 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,748 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,749 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,749 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,749 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,749 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,749 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,749 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,750 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,750 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,751 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,752 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,752 WARN L313 ript$VariableManager]: TermVariabe |incThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,752 WARN L313 ript$VariableManager]: TermVariabe incThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,752 WARN L313 ript$VariableManager]: TermVariabe incThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,760 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,760 WARN L313 ript$VariableManager]: TermVariabe decThread1of1ForFork1_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,761 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,761 WARN L313 ript$VariableManager]: TermVariabe |decThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,761 WARN L313 ript$VariableManager]: TermVariabe decThread1of1ForFork1_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:24:07,778 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-14 23:24:07,798 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 23:24:07,863 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 23:24:07,863 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 23:24:07,863 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 23:24:07,863 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 23:24:07,863 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 23:24:07,864 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 23:24:07,864 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 23:24:07,864 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 23:24:08,059 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 23:24:08,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 23:24:08,063 INFO L82 PathProgramCache]: Analyzing trace with hash -1952724606, now seen corresponding path program 1 times [2021-06-14 23:24:08,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 23:24:08,073 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378452015] [2021-06-14 23:24:08,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 23:24:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 23:24:08,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 23:24:08,272 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 23:24:08,273 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378452015] [2021-06-14 23:24:08,274 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378452015] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 23:24:08,274 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 23:24:08,275 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 23:24:08,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894072988] [2021-06-14 23:24:08,279 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 23:24:08,280 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 23:24:08,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 23:24:08,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 23:24:08,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:24:08,294 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 23:24:08,297 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 23:24:08,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:24:08,347 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 23:24:08,348 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Guarantee of compatibility failed at de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction$CompliantDfsOrder.lambda$0(PersistentSetReduction.java:142) at java.base/java.util.TimSort.countRunAndMakeAscending(TimSort.java:355) at java.base/java.util.TimSort.sort(TimSort.java:220) at java.base/java.util.Arrays.sort(Arrays.java:1515) at java.base/java.util.ArrayList.sort(ArrayList.java:1750) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.search(SleepSetNewStateReduction.java:147) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.(SleepSetNewStateReduction.java:111) at de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction.applyNewStateReduction(PersistentSetReduction.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:159) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:192) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:509) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:364) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:238) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-06-14 23:24:08,352 INFO L168 Benchmark]: Toolchain (without parser) took 1375.94 ms. Allocated memory is still 211.8 MB. Free memory was 173.3 MB in the beginning and 143.5 MB in the end (delta: 29.8 MB). Peak memory consumption was 30.2 MB. Max. memory is 8.0 GB. [2021-06-14 23:24:08,353 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 211.8 MB. Free memory is still 191.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 23:24:08,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 233.39 ms. Allocated memory is still 211.8 MB. Free memory was 173.0 MB in the beginning and 193.8 MB in the end (delta: -20.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-06-14 23:24:08,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.17 ms. Allocated memory is still 211.8 MB. Free memory was 193.8 MB in the beginning and 192.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 23:24:08,355 INFO L168 Benchmark]: Boogie Preprocessor took 15.13 ms. Allocated memory is still 211.8 MB. Free memory was 192.2 MB in the beginning and 191.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 23:24:08,356 INFO L168 Benchmark]: RCFGBuilder took 400.08 ms. Allocated memory is still 211.8 MB. Free memory was 191.2 MB in the beginning and 174.9 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-06-14 23:24:08,356 INFO L168 Benchmark]: TraceAbstraction took 692.15 ms. Allocated memory is still 211.8 MB. Free memory was 174.9 MB in the beginning and 143.5 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 8.0 GB. [2021-06-14 23:24:08,359 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 211.8 MB. Free memory is still 191.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 233.39 ms. Allocated memory is still 211.8 MB. Free memory was 173.0 MB in the beginning and 193.8 MB in the end (delta: -20.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 29.17 ms. Allocated memory is still 211.8 MB. Free memory was 193.8 MB in the beginning and 192.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 15.13 ms. Allocated memory is still 211.8 MB. Free memory was 192.2 MB in the beginning and 191.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 400.08 ms. Allocated memory is still 211.8 MB. Free memory was 191.2 MB in the beginning and 174.9 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 692.15 ms. Allocated memory is still 211.8 MB. Free memory was 174.9 MB in the beginning and 143.5 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Guarantee of compatibility failed de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Guarantee of compatibility failed: de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction$CompliantDfsOrder.lambda$0(PersistentSetReduction.java:142) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...