./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/13_unverif.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_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/13_unverif.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/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 b0b2ccfb5786f99f9baf1dc7ff4e1ff53e920fcf ............................................................................................................................................................................................................................ 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_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/13_unverif.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/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 b0b2ccfb5786f99f9baf1dc7ff4e1ff53e920fcf .............................................................................................................................................................................................................................. 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 00:44:42,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:44:42,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:44:42,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:44:42,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:44:42,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:44:42,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:44:42,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:44:42,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:44:42,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:44:42,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:44:42,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:44:42,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:44:42,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:44:42,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:44:42,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:44:42,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:44:42,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:44:42,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:44:42,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:44:42,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:44:42,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:44:42,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:44:42,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:44:42,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:44:42,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:44:42,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:44:42,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:44:42,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:44:42,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:44:42,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:44:42,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:44:42,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:44:42,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:44:42,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:44:42,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:44:42,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:44:42,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:44:42,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:44:42,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:44:42,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:44:42,526 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 00:44:42,542 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:44:42,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:44:42,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:44:42,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:44:42,544 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:44:42,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:44:42,544 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:44:42,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 00:44:42,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:44:42,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:44:42,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:44:42,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:44:42,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:44:42,546 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:44:42,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:44:42,547 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:44:42,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:44:42,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:44:42,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:44:42,548 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:44:42,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:44:42,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:44:42,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:44:42,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:44:42,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:44:42,549 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 00:44:42,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 00:44:42,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:44:42,550 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_7a4ce87a-3290-4b00-9db5-77ab1167ef28/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 -> b0b2ccfb5786f99f9baf1dc7ff4e1ff53e920fcf [2019-11-16 00:44:42,580 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:44:42,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:44:42,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:44:42,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:44:42,597 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:44:42,598 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/13_unverif.i [2019-11-16 00:44:42,659 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/data/3e99431af/1e58b5b8751e4ce3b71c3a0f8983dce1/FLAG4113fa695 [2019-11-16 00:44:43,150 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:44:43,151 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/sv-benchmarks/c/pthread-ext/13_unverif.i [2019-11-16 00:44:43,169 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/data/3e99431af/1e58b5b8751e4ce3b71c3a0f8983dce1/FLAG4113fa695 [2019-11-16 00:44:43,622 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/data/3e99431af/1e58b5b8751e4ce3b71c3a0f8983dce1 [2019-11-16 00:44:43,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:44:43,627 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:44:43,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:44:43,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:44:43,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:44:43,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:44:43" (1/1) ... [2019-11-16 00:44:43,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f5ecfdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:43, skipping insertion in model container [2019-11-16 00:44:43,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:44:43" (1/1) ... [2019-11-16 00:44:43,645 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:44:43,706 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:44:44,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:44:44,165 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:44:44,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:44:44,291 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:44:44,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:44 WrapperNode [2019-11-16 00:44:44,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:44:44,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:44:44,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:44:44,293 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:44:44,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:44" (1/1) ... [2019-11-16 00:44:44,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:44" (1/1) ... [2019-11-16 00:44:44,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:44:44,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:44:44,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:44:44,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:44:44,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:44" (1/1) ... [2019-11-16 00:44:44,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:44" (1/1) ... [2019-11-16 00:44:44,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:44" (1/1) ... [2019-11-16 00:44:44,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:44" (1/1) ... [2019-11-16 00:44:44,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:44" (1/1) ... [2019-11-16 00:44:44,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:44" (1/1) ... [2019-11-16 00:44:44,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:44" (1/1) ... [2019-11-16 00:44:44,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:44:44,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:44:44,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:44:44,427 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:44:44,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/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 00:44:44,526 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-16 00:44:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-16 00:44:44,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-16 00:44:44,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:44:44,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:44:44,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:44:44,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:44:44,530 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 00:44:44,746 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_r_returnLabel [2019-11-16 00:44:44,856 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:44:44,856 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-16 00:44:44,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:44:44 BoogieIcfgContainer [2019-11-16 00:44:44,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:44:44,859 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:44:44,859 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:44:44,862 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:44:44,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:44:43" (1/3) ... [2019-11-16 00:44:44,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@104360b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:44:44, skipping insertion in model container [2019-11-16 00:44:44,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:44" (2/3) ... [2019-11-16 00:44:44,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@104360b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:44:44, skipping insertion in model container [2019-11-16 00:44:44,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:44:44" (3/3) ... [2019-11-16 00:44:44,866 INFO L109 eAbstractionObserver]: Analyzing ICFG 13_unverif.i [2019-11-16 00:44:44,893 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:44,893 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:44,894 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:44,894 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:44,894 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:44,895 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:44,895 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:44,895 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:44,895 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:44,896 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:44,896 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:44,903 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-16 00:44:44,903 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:44:44,911 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-16 00:44:44,921 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-16 00:44:44,940 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:44:44,940 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:44:44,940 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:44:44,940 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:44:44,941 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:44:44,941 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:44:44,941 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:44:44,941 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:44:44,950 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 29 transitions [2019-11-16 00:44:44,962 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 00:44:44,967 INFO L168 Benchmark]: Toolchain (without parser) took 1339.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 599.8 kB. Max. memory is 11.5 GB. [2019-11-16 00:44:44,968 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:44:44,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -180.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-16 00:44:44,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.20 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:44:44,970 INFO L168 Benchmark]: Boogie Preprocessor took 64.55 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 00:44:44,971 INFO L168 Benchmark]: RCFGBuilder took 431.66 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:44:44,972 INFO L168 Benchmark]: TraceAbstraction took 106.28 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:44:44,975 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 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 664.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -180.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.20 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.55 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 431.66 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 106.28 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: 5.4 MB). Peak memory consumption was 5.4 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 00:44:47,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:44:47,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:44:47,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:44:47,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:44:47,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:44:47,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:44:47,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:44:47,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:44:47,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:44:47,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:44:47,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:44:47,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:44:47,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:44:47,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:44:47,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:44:47,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:44:47,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:44:47,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:44:47,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:44:47,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:44:47,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:44:47,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:44:47,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:44:47,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:44:47,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:44:47,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:44:47,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:44:47,044 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:44:47,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:44:47,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:44:47,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:44:47,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:44:47,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:44:47,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:44:47,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:44:47,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:44:47,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:44:47,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:44:47,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:44:47,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:44:47,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-16 00:44:47,070 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:44:47,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:44:47,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:44:47,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:44:47,072 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:44:47,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:44:47,072 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:44:47,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:44:47,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:44:47,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:44:47,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:44:47,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:44:47,074 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-16 00:44:47,074 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-16 00:44:47,074 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:44:47,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:44:47,074 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:44:47,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:44:47,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:44:47,075 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:44:47,075 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:44:47,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:44:47,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:44:47,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:44:47,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:44:47,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:44:47,077 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-16 00:44:47,077 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-16 00:44:47,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:44:47,077 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 00:44:47,081 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_7a4ce87a-3290-4b00-9db5-77ab1167ef28/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 -> b0b2ccfb5786f99f9baf1dc7ff4e1ff53e920fcf [2019-11-16 00:44:47,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:44:47,127 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:44:47,130 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:44:47,131 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:44:47,132 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:44:47,132 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/13_unverif.i [2019-11-16 00:44:47,185 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/data/2c7c39702/157d11f211664646bac278feab6f7303/FLAG41930c901 [2019-11-16 00:44:47,626 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:44:47,630 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/sv-benchmarks/c/pthread-ext/13_unverif.i [2019-11-16 00:44:47,649 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/data/2c7c39702/157d11f211664646bac278feab6f7303/FLAG41930c901 [2019-11-16 00:44:47,924 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/bin/uautomizer/data/2c7c39702/157d11f211664646bac278feab6f7303 [2019-11-16 00:44:47,926 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:44:47,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:44:47,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:44:47,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:44:47,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:44:47,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:44:47" (1/1) ... [2019-11-16 00:44:47,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da13ea6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:47, skipping insertion in model container [2019-11-16 00:44:47,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:44:47" (1/1) ... [2019-11-16 00:44:47,942 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:44:47,989 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:44:48,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:44:48,452 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:44:48,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:44:48,573 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:44:48,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:48 WrapperNode [2019-11-16 00:44:48,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:44:48,575 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:44:48,575 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:44:48,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:44:48,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:48" (1/1) ... [2019-11-16 00:44:48,602 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:48" (1/1) ... [2019-11-16 00:44:48,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:44:48,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:44:48,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:44:48,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:44:48,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:48" (1/1) ... [2019-11-16 00:44:48,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:48" (1/1) ... [2019-11-16 00:44:48,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:48" (1/1) ... [2019-11-16 00:44:48,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:48" (1/1) ... [2019-11-16 00:44:48,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:48" (1/1) ... [2019-11-16 00:44:48,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:48" (1/1) ... [2019-11-16 00:44:48,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:48" (1/1) ... [2019-11-16 00:44:48,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:44:48,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:44:48,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:44:48,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:44:48,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a4ce87a-3290-4b00-9db5-77ab1167ef28/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 00:44:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-16 00:44:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-16 00:44:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:44:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:44:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-16 00:44:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:44:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:44:48,709 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 00:44:48,851 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_r_returnLabel [2019-11-16 00:44:48,966 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:44:48,967 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-16 00:44:48,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:44:48 BoogieIcfgContainer [2019-11-16 00:44:48,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:44:48,969 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:44:48,969 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:44:48,972 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:44:48,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:44:47" (1/3) ... [2019-11-16 00:44:48,973 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1641d4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:44:48, skipping insertion in model container [2019-11-16 00:44:48,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:48" (2/3) ... [2019-11-16 00:44:48,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1641d4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:44:48, skipping insertion in model container [2019-11-16 00:44:48,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:44:48" (3/3) ... [2019-11-16 00:44:48,975 INFO L109 eAbstractionObserver]: Analyzing ICFG 13_unverif.i [2019-11-16 00:44:49,001 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:49,001 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:49,001 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:49,001 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:49,002 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:49,002 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:49,002 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:49,002 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:49,003 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:49,003 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:49,003 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:44:49,010 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-16 00:44:49,010 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:44:49,017 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-16 00:44:49,027 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-16 00:44:49,042 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:44:49,043 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:44:49,043 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:44:49,043 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:44:49,043 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:44:49,043 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:44:49,043 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:44:49,043 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:44:49,050 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 29 transitions [2019-11-16 00:44:49,059 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 00:44:49,063 INFO L168 Benchmark]: Toolchain (without parser) took 1135.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -113.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 11.5 GB. [2019-11-16 00:44:49,064 INFO L168 Benchmark]: CDTParser took 0.24 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 00:44:49,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 646.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -145.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-11-16 00:44:49,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.34 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-16 00:44:49,066 INFO L168 Benchmark]: Boogie Preprocessor took 30.82 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 00:44:49,066 INFO L168 Benchmark]: RCFGBuilder took 315.82 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: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2019-11-16 00:44:49,067 INFO L168 Benchmark]: TraceAbstraction took 92.24 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-16 00:44:49,070 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 646.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -145.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.34 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.82 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 315.82 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: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 92.24 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: 6.7 MB). Peak memory consumption was 6.7 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...