./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/07_rand.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/07_rand.i -s /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 27a88f989e6db744c4713ca4debfcd1c386e12ff ................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/07_rand.i -s /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 27a88f989e6db744c4713ca4debfcd1c386e12ff .................................................................................................................................................................................................................................................................................. 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 0.1.24-cad4683 [2019-10-22 08:59:01,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:59:02,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:59:02,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:59:02,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:59:02,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:59:02,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:59:02,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:59:02,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:59:02,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:59:02,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:59:02,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:59:02,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:59:02,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:59:02,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:59:02,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:59:02,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:59:02,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:59:02,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:59:02,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:59:02,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:59:02,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:59:02,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:59:02,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:59:02,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:59:02,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:59:02,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:59:02,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:59:02,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:59:02,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:59:02,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:59:02,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:59:02,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:59:02,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:59:02,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:59:02,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:59:02,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:59:02,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:59:02,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:59:02,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:59:02,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:59:02,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:59:02,072 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:59:02,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:59:02,073 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:59:02,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:59:02,073 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:59:02,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:59:02,074 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:59:02,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:59:02,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:59:02,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:59:02,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:59:02,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:59:02,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:59:02,075 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:59:02,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:59:02,075 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:59:02,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:59:02,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:59:02,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:59:02,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:59:02,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:59:02,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:59:02,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:59:02,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:59:02,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:59:02,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:59:02,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:59:02,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:59:02,077 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer 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 -> Automizer 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 -> 27a88f989e6db744c4713ca4debfcd1c386e12ff [2019-10-22 08:59:02,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:59:02,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:59:02,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:59:02,114 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:59:02,114 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:59:02,115 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/07_rand.i [2019-10-22 08:59:02,160 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/data/7721ab554/efd7115de4344cab962da8108317a0d1/FLAG52df43eec [2019-10-22 08:59:02,675 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:59:02,676 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/sv-benchmarks/c/pthread-ext/07_rand.i [2019-10-22 08:59:02,691 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/data/7721ab554/efd7115de4344cab962da8108317a0d1/FLAG52df43eec [2019-10-22 08:59:02,956 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/data/7721ab554/efd7115de4344cab962da8108317a0d1 [2019-10-22 08:59:02,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:59:02,961 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:59:02,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:02,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:59:02,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:59:02,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:02" (1/1) ... [2019-10-22 08:59:02,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d423bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:02, skipping insertion in model container [2019-10-22 08:59:02,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:02" (1/1) ... [2019-10-22 08:59:02,976 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:59:03,026 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:59:03,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:03,394 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:59:03,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:03,512 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:59:03,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:03 WrapperNode [2019-10-22 08:59:03,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:03,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:03,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:59:03,513 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:59:03,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:03" (1/1) ... [2019-10-22 08:59:03,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:03" (1/1) ... [2019-10-22 08:59:03,557 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:03,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:59:03,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:59:03,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:59:03,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:03" (1/1) ... [2019-10-22 08:59:03,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:03" (1/1) ... [2019-10-22 08:59:03,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:03" (1/1) ... [2019-10-22 08:59:03,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:03" (1/1) ... [2019-10-22 08:59:03,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:03" (1/1) ... [2019-10-22 08:59:03,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:03" (1/1) ... [2019-10-22 08:59:03,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:03" (1/1) ... [2019-10-22 08:59:03,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:59:03,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:59:03,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:59:03,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:59:03,587 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/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 [2019-10-22 08:59:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 08:59:03,645 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 08:59:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 08:59:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:59:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:59:03,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:59:03,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:59:03,647 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 08:59:03,755 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 08:59:03,757 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 08:59:03,761 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-10-22 08:59:03,761 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-10-22 08:59:03,763 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-10-22 08:59:04,085 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:59:04,085 INFO L284 CfgBuilder]: Removed 15 assume(true) statements. [2019-10-22 08:59:04,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:04 BoogieIcfgContainer [2019-10-22 08:59:04,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:59:04,087 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:59:04,087 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:59:04,091 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:59:04,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:59:02" (1/3) ... [2019-10-22 08:59:04,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2878c6b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:04, skipping insertion in model container [2019-10-22 08:59:04,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:03" (2/3) ... [2019-10-22 08:59:04,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2878c6b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:04, skipping insertion in model container [2019-10-22 08:59:04,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:04" (3/3) ... [2019-10-22 08:59:04,095 INFO L109 eAbstractionObserver]: Analyzing ICFG 07_rand.i [2019-10-22 08:59:04,128 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,129 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,129 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,129 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,129 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,130 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,130 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,130 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,130 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,130 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,131 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,131 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,131 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,132 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,132 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,132 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,132 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,132 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,133 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,133 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,133 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,133 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,134 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,134 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,134 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,134 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,134 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,135 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,135 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,136 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,136 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,136 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,136 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,136 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,137 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,137 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,137 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,137 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,137 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,138 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,138 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,138 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,138 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,138 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,139 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,139 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,140 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,140 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,140 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,140 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,140 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,141 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,141 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,141 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,141 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,141 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,142 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,142 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,142 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,142 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,142 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:04,161 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 08:59:04,162 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:59:04,171 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-10-22 08:59:04,185 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-10-22 08:59:04,205 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:59:04,206 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:59:04,206 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:59:04,206 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:59:04,206 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:59:04,206 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:59:04,206 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:59:04,207 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:59:04,217 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 62 places, 71 transitions [2019-10-22 08:59:04,229 FATAL L? ?]: 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:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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) [2019-10-22 08:59:04,234 INFO L168 Benchmark]: Toolchain (without parser) took 1272.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -130.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:04,235 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:04,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 551.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:04,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.46 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. [2019-10-22 08:59:04,236 INFO L168 Benchmark]: Boogie Preprocessor took 28.30 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:04,237 INFO L168 Benchmark]: RCFGBuilder took 500.13 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: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:04,237 INFO L168 Benchmark]: TraceAbstraction took 144.26 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:04,241 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 551.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.46 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. * Boogie Preprocessor took 28.30 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 500.13 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: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 144.26 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: 13.3 MB). Peak memory consumption was 13.3 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:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 08:59:06,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:59:06,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:59:06,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:59:06,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:59:06,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:59:06,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:59:06,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:59:06,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:59:06,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:59:06,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:59:06,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:59:06,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:59:06,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:59:06,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:59:06,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:59:06,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:59:06,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:59:06,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:59:06,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:59:06,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:59:06,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:59:06,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:59:06,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:59:06,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:59:06,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:59:06,516 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:59:06,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:59:06,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:59:06,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:59:06,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:59:06,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:59:06,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:59:06,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:59:06,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:59:06,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:59:06,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:59:06,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:59:06,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:59:06,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:59:06,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:59:06,527 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-10-22 08:59:06,556 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:59:06,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:59:06,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:59:06,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:59:06,558 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:59:06,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:59:06,558 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:59:06,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:59:06,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:59:06,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:59:06,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:59:06,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:59:06,561 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 08:59:06,561 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 08:59:06,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:59:06,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:59:06,562 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:59:06,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:59:06,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:59:06,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:59:06,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:59:06,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:59:06,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:59:06,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:59:06,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:59:06,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:59:06,564 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 08:59:06,564 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 08:59:06,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:59:06,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 08:59:06,564 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer 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 -> Automizer 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 -> 27a88f989e6db744c4713ca4debfcd1c386e12ff [2019-10-22 08:59:06,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:59:06,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:59:06,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:59:06,619 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:59:06,619 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:59:06,620 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/07_rand.i [2019-10-22 08:59:06,676 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/data/f961fc784/400566f936cc4ee6bb75a04c6d3f353e/FLAG1e2a65e82 [2019-10-22 08:59:07,126 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:59:07,126 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/sv-benchmarks/c/pthread-ext/07_rand.i [2019-10-22 08:59:07,137 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/data/f961fc784/400566f936cc4ee6bb75a04c6d3f353e/FLAG1e2a65e82 [2019-10-22 08:59:07,451 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/data/f961fc784/400566f936cc4ee6bb75a04c6d3f353e [2019-10-22 08:59:07,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:59:07,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:59:07,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:07,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:59:07,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:59:07,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:07" (1/1) ... [2019-10-22 08:59:07,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39192466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:07, skipping insertion in model container [2019-10-22 08:59:07,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:07" (1/1) ... [2019-10-22 08:59:07,472 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:59:07,512 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:59:07,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:07,969 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:59:08,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:08,095 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:59:08,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:08 WrapperNode [2019-10-22 08:59:08,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:08,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:08,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:59:08,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:59:08,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:08" (1/1) ... [2019-10-22 08:59:08,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:08" (1/1) ... [2019-10-22 08:59:08,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:08,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:59:08,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:59:08,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:59:08,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:08" (1/1) ... [2019-10-22 08:59:08,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:08" (1/1) ... [2019-10-22 08:59:08,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:08" (1/1) ... [2019-10-22 08:59:08,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:08" (1/1) ... [2019-10-22 08:59:08,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:08" (1/1) ... [2019-10-22 08:59:08,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:08" (1/1) ... [2019-10-22 08:59:08,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:08" (1/1) ... [2019-10-22 08:59:08,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:59:08,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:59:08,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:59:08,181 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:59:08,182 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_adc82903-42f6-4a5b-a498-517f1829c361/bin/uautomizer/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 [2019-10-22 08:59:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 08:59:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 08:59:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:59:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:59:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 08:59:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:59:08,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:59:08,238 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 08:59:08,389 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 08:59:08,392 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 08:59:08,396 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-10-22 08:59:08,404 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-10-22 08:59:08,406 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-10-22 08:59:08,591 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:59:08,592 INFO L284 CfgBuilder]: Removed 15 assume(true) statements. [2019-10-22 08:59:08,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:08 BoogieIcfgContainer [2019-10-22 08:59:08,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:59:08,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:59:08,594 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:59:08,596 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:59:08,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:59:07" (1/3) ... [2019-10-22 08:59:08,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@991a52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:08, skipping insertion in model container [2019-10-22 08:59:08,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:08" (2/3) ... [2019-10-22 08:59:08,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@991a52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:08, skipping insertion in model container [2019-10-22 08:59:08,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:08" (3/3) ... [2019-10-22 08:59:08,599 INFO L109 eAbstractionObserver]: Analyzing ICFG 07_rand.i [2019-10-22 08:59:08,625 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,625 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,626 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,626 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,626 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,626 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,626 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,626 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,627 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,627 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,627 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,627 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,628 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,628 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,628 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,628 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,628 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,628 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,628 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,628 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,629 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,629 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,629 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,629 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,630 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,630 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,630 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,630 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,630 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,630 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,630 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,631 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,631 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,631 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,632 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,632 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,632 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,632 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,632 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,633 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,633 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,633 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,633 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,633 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,633 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,634 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,634 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,634 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,634 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,634 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,634 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,635 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,635 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,644 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,644 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,644 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,644 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,644 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,645 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:59:08,651 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 08:59:08,651 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:59:08,661 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-10-22 08:59:08,669 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-10-22 08:59:08,688 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:59:08,688 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:59:08,688 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:59:08,688 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:59:08,688 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:59:08,689 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:59:08,689 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:59:08,689 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:59:08,698 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 60 places, 69 transitions [2019-10-22 08:59:08,708 FATAL L? ?]: 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:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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) [2019-10-22 08:59:08,715 INFO L168 Benchmark]: Toolchain (without parser) took 1258.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 947.0 MB in the beginning and 1.0 GB in the end (delta: -84.1 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:08,716 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:08,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -131.7 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:08,717 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:08,717 INFO L168 Benchmark]: Boogie Preprocessor took 30.75 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:08,718 INFO L168 Benchmark]: RCFGBuilder took 412.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:08,718 INFO L168 Benchmark]: TraceAbstraction took 119.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:08,721 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 639.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -131.7 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.75 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 412.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 119.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 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:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...