./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7670d22f98ea1bbc7c55a73e2f2001317f1c809a ................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7670d22f98ea1bbc7c55a73e2f2001317f1c809a .............................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 01:39:48,482 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:39:48,483 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:39:48,489 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:39:48,489 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:39:48,489 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:39:48,490 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:39:48,491 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:39:48,491 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:39:48,492 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:39:48,492 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:39:48,492 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:39:48,493 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:39:48,493 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:39:48,494 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:39:48,494 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:39:48,495 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:39:48,496 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:39:48,497 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:39:48,497 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:39:48,498 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:39:48,498 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:39:48,500 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:39:48,500 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:39:48,500 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:39:48,500 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:39:48,501 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:39:48,501 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:39:48,502 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:39:48,502 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:39:48,502 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:39:48,503 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:39:48,503 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:39:48,503 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:39:48,503 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:39:48,504 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:39:48,504 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 01:39:48,511 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:39:48,511 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:39:48,512 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:39:48,512 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 01:39:48,512 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 01:39:48,512 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 01:39:48,512 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 01:39:48,512 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 01:39:48,512 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 01:39:48,512 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 01:39:48,512 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 01:39:48,512 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 01:39:48,512 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 01:39:48,513 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:39:48,513 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:39:48,513 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 01:39:48,513 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:39:48,513 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:39:48,513 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:39:48,513 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:39:48,513 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:39:48,514 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:39:48,514 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:39:48,514 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:39:48,514 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:39:48,514 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 01:39:48,514 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:39:48,514 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 01:39:48,514 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 01:39:48,514 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:39:48,514 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:39:48,514 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:39:48,514 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 01:39:48,515 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:39:48,515 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 01:39:48,515 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 01:39:48,515 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7670d22f98ea1bbc7c55a73e2f2001317f1c809a [2018-12-02 01:39:48,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:39:48,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:39:48,540 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:39:48,541 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:39:48,541 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:39:48,542 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i [2018-12-02 01:39:48,579 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/data/fde230462/553e2c8a86b04196b753b4c68c48e5bf/FLAG744e75eaa [2018-12-02 01:39:49,033 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:39:49,034 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i [2018-12-02 01:39:49,041 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/data/fde230462/553e2c8a86b04196b753b4c68c48e5bf/FLAG744e75eaa [2018-12-02 01:39:49,049 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/data/fde230462/553e2c8a86b04196b753b4c68c48e5bf [2018-12-02 01:39:49,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:39:49,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:39:49,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:39:49,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:39:49,054 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:39:49,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:39:49" (1/1) ... [2018-12-02 01:39:49,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198b87e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:49, skipping insertion in model container [2018-12-02 01:39:49,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:39:49" (1/1) ... [2018-12-02 01:39:49,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:39:49,079 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:39:49,237 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:39:49,244 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:39:49,316 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:39:49,349 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:39:49,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:49 WrapperNode [2018-12-02 01:39:49,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:39:49,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:39:49,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:39:49,350 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:39:49,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:49" (1/1) ... [2018-12-02 01:39:49,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:49" (1/1) ... [2018-12-02 01:39:49,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:39:49,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:39:49,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:39:49,384 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:39:49,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:49" (1/1) ... [2018-12-02 01:39:49,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:49" (1/1) ... [2018-12-02 01:39:49,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:49" (1/1) ... [2018-12-02 01:39:49,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:49" (1/1) ... [2018-12-02 01:39:49,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:49" (1/1) ... [2018-12-02 01:39:49,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:49" (1/1) ... [2018-12-02 01:39:49,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:49" (1/1) ... [2018-12-02 01:39:49,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:39:49,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:39:49,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:39:49,404 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:39:49,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/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 [2018-12-02 01:39:49,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:39:49,447 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-02 01:39:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-02 01:39:49,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 01:39:49,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 01:39:49,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:39:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:39:49,448 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-02 01:39:49,526 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-02 01:39:49,527 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-02 01:39:49,529 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-02 01:39:49,529 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-02 01:39:49,530 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-12-02 01:39:49,625 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:39:49,626 INFO L280 CfgBuilder]: Removed 15 assue(true) statements. [2018-12-02 01:39:49,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:39:49 BoogieIcfgContainer [2018-12-02 01:39:49,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:39:49,626 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 01:39:49,626 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 01:39:49,630 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 01:39:49,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:39:49" (1/3) ... [2018-12-02 01:39:49,630 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6205e0ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:39:49, skipping insertion in model container [2018-12-02 01:39:49,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:49" (2/3) ... [2018-12-02 01:39:49,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6205e0ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:39:49, skipping insertion in model container [2018-12-02 01:39:49,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:39:49" (3/3) ... [2018-12-02 01:39:49,632 INFO L112 eAbstractionObserver]: Analyzing ICFG 07_rand_true-unreach-call.i [2018-12-02 01:39:49,651 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,652 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,652 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,652 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,652 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,652 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,652 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,652 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,652 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,652 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,653 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,653 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,653 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,653 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,653 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,653 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,653 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,653 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,653 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,654 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,654 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,654 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,654 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,654 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,655 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,655 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,655 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,655 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,655 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,655 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,655 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,655 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,655 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,656 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,656 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,656 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,656 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,656 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,656 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,656 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,656 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,657 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,657 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,657 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,657 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,657 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,657 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,657 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,657 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,657 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,657 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,658 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,658 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,658 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,658 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,658 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:49,663 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-02 01:39:49,663 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 01:39:49,668 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-12-02 01:39:49,678 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-12-02 01:39:49,692 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 01:39:49,692 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 01:39:49,692 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 01:39:49,693 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 01:39:49,693 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 01:39:49,693 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 01:39:49,693 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 01:39:49,693 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 01:39:49,698 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 62places, 71 transitions [2018-12-02 01:39:49,706 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 01:39:49,708 INFO L168 Benchmark]: Toolchain (without parser) took 657.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -111.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-12-02 01:39:49,709 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:39:49,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -153.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2018-12-02 01:39:49,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 01:39:49,710 INFO L168 Benchmark]: Boogie Preprocessor took 19.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:39:49,710 INFO L168 Benchmark]: RCFGBuilder took 222.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2018-12-02 01:39:49,711 INFO L168 Benchmark]: TraceAbstraction took 81.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:39:49,712 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 297.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -153.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 222.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 81.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 01:39:51,030 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:39:51,031 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:39:51,037 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:39:51,038 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:39:51,038 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:39:51,039 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:39:51,040 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:39:51,041 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:39:51,042 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:39:51,042 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:39:51,042 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:39:51,043 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:39:51,044 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:39:51,044 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:39:51,045 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:39:51,045 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:39:51,046 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:39:51,047 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:39:51,048 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:39:51,049 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:39:51,049 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:39:51,051 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:39:51,051 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:39:51,051 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:39:51,052 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:39:51,052 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:39:51,053 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:39:51,053 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:39:51,054 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:39:51,054 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:39:51,055 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:39:51,055 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:39:51,055 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:39:51,055 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:39:51,056 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:39:51,056 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-02 01:39:51,066 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:39:51,066 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:39:51,067 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:39:51,067 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 01:39:51,067 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 01:39:51,067 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 01:39:51,067 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 01:39:51,067 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 01:39:51,068 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 01:39:51,068 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 01:39:51,068 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:39:51,068 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:39:51,069 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:39:51,069 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:39:51,069 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:39:51,069 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:39:51,069 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:39:51,069 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 01:39:51,070 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 01:39:51,070 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:39:51,070 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:39:51,070 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:39:51,070 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:39:51,070 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:39:51,070 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 01:39:51,071 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:39:51,071 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 01:39:51,071 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 01:39:51,071 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:39:51,071 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:39:51,071 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:39:51,071 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 01:39:51,072 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:39:51,072 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 01:39:51,072 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 01:39:51,072 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7670d22f98ea1bbc7c55a73e2f2001317f1c809a [2018-12-02 01:39:51,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:39:51,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:39:51,104 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:39:51,105 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:39:51,106 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:39:51,106 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i [2018-12-02 01:39:51,142 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/data/562dddab1/0e10d2544a5940cf8cc2355c9979d3d8/FLAG127dbce67 [2018-12-02 01:39:51,581 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:39:51,581 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i [2018-12-02 01:39:51,588 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/data/562dddab1/0e10d2544a5940cf8cc2355c9979d3d8/FLAG127dbce67 [2018-12-02 01:39:51,595 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/data/562dddab1/0e10d2544a5940cf8cc2355c9979d3d8 [2018-12-02 01:39:51,597 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:39:51,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:39:51,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:39:51,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:39:51,600 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:39:51,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:39:51" (1/1) ... [2018-12-02 01:39:51,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d597ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:51, skipping insertion in model container [2018-12-02 01:39:51,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:39:51" (1/1) ... [2018-12-02 01:39:51,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:39:51,625 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:39:51,791 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:39:51,801 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:39:51,828 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:39:51,917 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:39:51,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:51 WrapperNode [2018-12-02 01:39:51,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:39:51,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:39:51,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:39:51,918 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:39:51,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:51" (1/1) ... [2018-12-02 01:39:51,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:51" (1/1) ... [2018-12-02 01:39:51,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:39:51,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:39:51,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:39:51,951 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:39:51,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:51" (1/1) ... [2018-12-02 01:39:51,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:51" (1/1) ... [2018-12-02 01:39:51,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:51" (1/1) ... [2018-12-02 01:39:51,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:51" (1/1) ... [2018-12-02 01:39:51,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:51" (1/1) ... [2018-12-02 01:39:51,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:51" (1/1) ... [2018-12-02 01:39:51,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:51" (1/1) ... [2018-12-02 01:39:51,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:39:51,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:39:51,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:39:51,968 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:39:51,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a347863c-76cc-4dbb-8efd-5312c4b34230/bin-2019/utaipan/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 [2018-12-02 01:39:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:39:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-02 01:39:52,000 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-02 01:39:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 01:39:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 01:39:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:39:52,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:39:52,001 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-02 01:39:52,066 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-02 01:39:52,067 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-02 01:39:52,069 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-02 01:39:52,069 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-02 01:39:52,070 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-12-02 01:39:52,189 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:39:52,189 INFO L280 CfgBuilder]: Removed 15 assue(true) statements. [2018-12-02 01:39:52,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:39:52 BoogieIcfgContainer [2018-12-02 01:39:52,190 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:39:52,190 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 01:39:52,190 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 01:39:52,193 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 01:39:52,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:39:51" (1/3) ... [2018-12-02 01:39:52,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50170e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:39:52, skipping insertion in model container [2018-12-02 01:39:52,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:51" (2/3) ... [2018-12-02 01:39:52,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50170e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:39:52, skipping insertion in model container [2018-12-02 01:39:52,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:39:52" (3/3) ... [2018-12-02 01:39:52,195 INFO L112 eAbstractionObserver]: Analyzing ICFG 07_rand_true-unreach-call.i [2018-12-02 01:39:52,214 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,214 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,214 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,214 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,215 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,215 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,215 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,215 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,215 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,215 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,215 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,215 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,215 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,216 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,216 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,216 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,216 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,216 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,216 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,216 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,217 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,217 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,217 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,217 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,217 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,218 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,218 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,218 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,218 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,218 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,218 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,219 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,219 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,219 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,219 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,219 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,219 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,220 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,220 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,220 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,220 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,220 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,220 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,220 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,221 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,221 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,221 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,221 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,221 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,221 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,222 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,222 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,222 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,222 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,222 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,222 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,223 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,223 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,223 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:39:52,228 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-02 01:39:52,228 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 01:39:52,234 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-12-02 01:39:52,243 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-12-02 01:39:52,257 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 01:39:52,257 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 01:39:52,257 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 01:39:52,257 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 01:39:52,257 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 01:39:52,258 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 01:39:52,258 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 01:39:52,258 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 01:39:52,258 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 01:39:52,263 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 60places, 69 transitions [2018-12-02 01:39:52,270 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 01:39:52,271 INFO L168 Benchmark]: Toolchain (without parser) took 674.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -161.5 MB). Peak memory consumption was 5.2 MB. Max. memory is 11.5 GB. [2018-12-02 01:39:52,272 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:39:52,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 939.3 MB in the beginning and 1.2 GB in the end (delta: -213.7 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. [2018-12-02 01:39:52,273 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 01:39:52,274 INFO L168 Benchmark]: Boogie Preprocessor took 16.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:39:52,274 INFO L168 Benchmark]: RCFGBuilder took 221.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.8 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-12-02 01:39:52,274 INFO L168 Benchmark]: TraceAbstraction took 80.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-02 01:39:52,277 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 319.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 939.3 MB in the beginning and 1.2 GB in the end (delta: -213.7 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 221.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.8 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 80.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...