./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/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/07_rand.i -s /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/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/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/07_rand.i -s /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/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 [2019-11-16 00:33:58,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:33:58,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:33:58,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:33:58,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:33:58,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:33:58,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:33:58,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:33:58,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:33:58,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:33:58,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:33:58,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:33:58,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:33:58,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:33:58,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:33:58,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:33:58,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:33:58,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:33:58,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:33:58,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:33:58,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:33:58,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:33:58,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:33:58,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:33:58,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:33:58,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:33:58,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:33:58,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:33:58,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:33:58,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:33:58,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:33:58,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:33:58,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:33:58,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:33:58,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:33:58,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:33:58,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:33:58,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:33:58,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:33:58,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:33:58,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:33:58,527 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 00:33:58,544 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:33:58,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:33:58,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:33:58,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:33:58,546 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:33:58,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:33:58,546 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:33:58,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 00:33:58,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:33:58,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:33:58,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:33:58,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:33:58,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:33:58,548 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:33:58,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:33:58,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:33:58,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:33:58,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:33:58,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:33:58,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:33:58,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:33:58,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:33:58,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:33:58,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:33:58,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:33:58,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 00:33:58,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 00:33:58,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:33:58,551 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/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/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 [2019-11-16 00:33:58,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:33:58,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:33:58,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:33:58,619 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:33:58,619 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:33:58,619 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/07_rand.i [2019-11-16 00:33:58,667 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/data/d3a255fa0/167e2c34ce42471e9c44c4233df99d13/FLAG809f23995 [2019-11-16 00:33:59,138 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:33:59,138 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/sv-benchmarks/c/pthread-ext/07_rand.i [2019-11-16 00:33:59,151 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/data/d3a255fa0/167e2c34ce42471e9c44c4233df99d13/FLAG809f23995 [2019-11-16 00:33:59,471 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/data/d3a255fa0/167e2c34ce42471e9c44c4233df99d13 [2019-11-16 00:33:59,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:33:59,474 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:33:59,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:33:59,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:33:59,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:33:59,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:33:59" (1/1) ... [2019-11-16 00:33:59,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a1ffd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:33:59, skipping insertion in model container [2019-11-16 00:33:59,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:33:59" (1/1) ... [2019-11-16 00:33:59,486 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:33:59,540 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:33:59,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:33:59,883 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:33:59,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:33:59,988 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:33:59,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:33:59 WrapperNode [2019-11-16 00:33:59,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:33:59,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:33:59,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:33:59,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:33:59,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:33:59" (1/1) ... [2019-11-16 00:34:00,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:33:59" (1/1) ... [2019-11-16 00:34:00,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:34:00,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:34:00,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:34:00,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:34:00,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:33:59" (1/1) ... [2019-11-16 00:34:00,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:33:59" (1/1) ... [2019-11-16 00:34:00,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:33:59" (1/1) ... [2019-11-16 00:34:00,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:33:59" (1/1) ... [2019-11-16 00:34:00,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:33:59" (1/1) ... [2019-11-16 00:34:00,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:33:59" (1/1) ... [2019-11-16 00:34:00,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:33:59" (1/1) ... [2019-11-16 00:34:00,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:34:00,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:34:00,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:34:00,063 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:34:00,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:33:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/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 [2019-11-16 00:34:00,125 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-16 00:34:00,125 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-16 00:34:00,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-16 00:34:00,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:34:00,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:34:00,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:34:00,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:34:00,129 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-16 00:34:00,247 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-16 00:34:00,249 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-16 00:34:00,252 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-16 00:34:00,253 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-16 00:34:00,254 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-11-16 00:34:00,541 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:34:00,541 INFO L284 CfgBuilder]: Removed 15 assume(true) statements. [2019-11-16 00:34:00,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:34:00 BoogieIcfgContainer [2019-11-16 00:34:00,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:34:00,543 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:34:00,543 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:34:00,546 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:34:00,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:33:59" (1/3) ... [2019-11-16 00:34:00,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1baf3ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:34:00, skipping insertion in model container [2019-11-16 00:34:00,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:33:59" (2/3) ... [2019-11-16 00:34:00,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1baf3ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:34:00, skipping insertion in model container [2019-11-16 00:34:00,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:34:00" (3/3) ... [2019-11-16 00:34:00,549 INFO L109 eAbstractionObserver]: Analyzing ICFG 07_rand.i [2019-11-16 00:34:00,591 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,591 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,591 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,592 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,592 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,592 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,592 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,593 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,593 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,593 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,593 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,594 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,594 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,594 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,594 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,595 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,595 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,596 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,596 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,596 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,596 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,597 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,597 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,597 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,598 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,598 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,598 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,598 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,598 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,599 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,599 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,599 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,599 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,599 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,600 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,600 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,600 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,600 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,600 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,601 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,601 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,601 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,601 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,601 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,602 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,602 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,602 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,602 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,602 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,602 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,603 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,603 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,603 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,603 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,603 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,604 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,604 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,604 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,604 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,604 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,605 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:00,611 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-16 00:34:00,611 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:34:00,619 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-16 00:34:00,630 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-16 00:34:00,649 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:34:00,650 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:34:00,650 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:34:00,650 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:34:00,650 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:34:00,650 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:34:00,651 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:34:00,651 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:34:00,661 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 62 places, 71 transitions [2019-11-16 00:34:00,672 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) [2019-11-16 00:34:00,677 INFO L168 Benchmark]: Toolchain (without parser) took 1201.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -158.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:00,677 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:34:00,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 514.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -197.4 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:00,679 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.66 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. [2019-11-16 00:34:00,679 INFO L168 Benchmark]: Boogie Preprocessor took 27.73 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. [2019-11-16 00:34:00,680 INFO L168 Benchmark]: RCFGBuilder took 479.75 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: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:00,681 INFO L168 Benchmark]: TraceAbstraction took 131.68 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. [2019-11-16 00:34:00,684 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 514.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -197.4 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.66 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 27.73 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 479.75 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: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 131.68 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: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 [2019-11-16 00:34:02,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:34:02,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:34:02,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:34:02,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:34:02,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:34:02,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:34:02,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:34:02,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:34:02,831 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:34:02,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:34:02,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:34:02,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:34:02,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:34:02,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:34:02,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:34:02,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:34:02,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:34:02,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:34:02,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:34:02,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:34:02,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:34:02,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:34:02,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:34:02,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:34:02,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:34:02,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:34:02,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:34:02,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:34:02,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:34:02,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:34:02,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:34:02,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:34:02,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:34:02,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:34:02,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:34:02,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:34:02,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:34:02,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:34:02,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:34:02,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:34:02,866 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-16 00:34:02,882 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:34:02,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:34:02,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:34:02,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:34:02,884 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:34:02,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:34:02,884 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:34:02,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:34:02,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:34:02,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:34:02,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:34:02,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:34:02,885 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-16 00:34:02,886 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-16 00:34:02,886 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:34:02,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:34:02,886 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:34:02,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:34:02,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:34:02,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:34:02,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:34:02,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:34:02,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:34:02,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:34:02,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:34:02,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:34:02,888 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-16 00:34:02,888 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-16 00:34:02,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:34:02,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 00:34:02,889 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/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/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 [2019-11-16 00:34:02,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:34:02,927 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:34:02,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:34:02,930 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:34:02,930 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:34:02,931 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/07_rand.i [2019-11-16 00:34:02,978 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/data/2ec8a1ed5/a56d39cd6be845e5ab2b0cf0a24c7ffe/FLAG41251199e [2019-11-16 00:34:03,480 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:34:03,481 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/sv-benchmarks/c/pthread-ext/07_rand.i [2019-11-16 00:34:03,499 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/data/2ec8a1ed5/a56d39cd6be845e5ab2b0cf0a24c7ffe/FLAG41251199e [2019-11-16 00:34:03,998 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/bin/uautomizer/data/2ec8a1ed5/a56d39cd6be845e5ab2b0cf0a24c7ffe [2019-11-16 00:34:04,000 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:34:04,002 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:34:04,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:34:04,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:34:04,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:34:04,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:34:03" (1/1) ... [2019-11-16 00:34:04,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@496478c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:04, skipping insertion in model container [2019-11-16 00:34:04,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:34:03" (1/1) ... [2019-11-16 00:34:04,015 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:34:04,050 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:34:04,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:34:04,529 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:34:04,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:34:04,680 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:34:04,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:04 WrapperNode [2019-11-16 00:34:04,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:34:04,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:34:04,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:34:04,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:34:04,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:04" (1/1) ... [2019-11-16 00:34:04,713 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:04" (1/1) ... [2019-11-16 00:34:04,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:34:04,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:34:04,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:34:04,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:34:04,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:04" (1/1) ... [2019-11-16 00:34:04,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:04" (1/1) ... [2019-11-16 00:34:04,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:04" (1/1) ... [2019-11-16 00:34:04,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:04" (1/1) ... [2019-11-16 00:34:04,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:04" (1/1) ... [2019-11-16 00:34:04,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:04" (1/1) ... [2019-11-16 00:34:04,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:04" (1/1) ... [2019-11-16 00:34:04,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:34:04,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:34:04,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:34:04,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:34:04,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_244ea31b-e0c0-4c74-bd34-735923267a20/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 [2019-11-16 00:34:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-16 00:34:04,835 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-16 00:34:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:34:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:34:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-16 00:34:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:34:04,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:34:04,837 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-16 00:34:04,971 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-16 00:34:04,973 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-16 00:34:04,976 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-16 00:34:04,977 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-16 00:34:04,978 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-11-16 00:34:05,201 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:34:05,201 INFO L284 CfgBuilder]: Removed 15 assume(true) statements. [2019-11-16 00:34:05,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:34:05 BoogieIcfgContainer [2019-11-16 00:34:05,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:34:05,203 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:34:05,203 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:34:05,206 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:34:05,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:34:03" (1/3) ... [2019-11-16 00:34:05,207 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3605b898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:34:05, skipping insertion in model container [2019-11-16 00:34:05,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:04" (2/3) ... [2019-11-16 00:34:05,207 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3605b898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:34:05, skipping insertion in model container [2019-11-16 00:34:05,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:34:05" (3/3) ... [2019-11-16 00:34:05,209 INFO L109 eAbstractionObserver]: Analyzing ICFG 07_rand.i [2019-11-16 00:34:05,239 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,239 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,239 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,240 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,240 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,240 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,241 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,241 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,241 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,242 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,242 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,242 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,242 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,243 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,243 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,243 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,243 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,244 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,244 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,244 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,245 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,245 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,245 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,246 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,246 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,246 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,246 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,247 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,247 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,247 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,247 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,248 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,248 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,248 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,248 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,249 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,249 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,249 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,249 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,250 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,250 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,250 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,250 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,251 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,251 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,251 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,251 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,252 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,252 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,252 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,252 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,253 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,253 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,253 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,253 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,254 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,254 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,254 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,254 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:05,261 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-16 00:34:05,261 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:34:05,268 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-16 00:34:05,278 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-16 00:34:05,296 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:34:05,296 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:34:05,297 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:34:05,297 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:34:05,297 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:34:05,297 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:34:05,297 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:34:05,298 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:34:05,307 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 60 places, 69 transitions [2019-11-16 00:34:05,317 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) [2019-11-16 00:34:05,321 INFO L168 Benchmark]: Toolchain (without parser) took 1318.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 215.0 MB). Free memory was 942.9 MB in the beginning and 1.1 GB in the end (delta: -191.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:05,322 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:34:05,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 215.0 MB). Free memory was 942.9 MB in the beginning and 1.2 GB in the end (delta: -231.8 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:05,323 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:34:05,324 INFO L168 Benchmark]: Boogie Preprocessor took 46.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:05,324 INFO L168 Benchmark]: RCFGBuilder took 422.90 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:05,325 INFO L168 Benchmark]: TraceAbstraction took 116.00 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: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:05,328 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 678.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 215.0 MB). Free memory was 942.9 MB in the beginning and 1.2 GB in the end (delta: -231.8 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 422.90 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 116.00 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: 12.2 MB). Peak memory consumption was 12.2 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...