./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/41_FreeBSD__abd_kbd__sliced_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/41_FreeBSD__abd_kbd__sliced_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 178aed235abe902c48f53a1f171dd596b987beae ...................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/41_FreeBSD__abd_kbd__sliced_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 178aed235abe902c48f53a1f171dd596b987beae ....................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:45:19,916 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:45:19,917 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:45:19,923 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:45:19,923 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:45:19,923 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:45:19,924 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:45:19,925 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:45:19,926 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:45:19,927 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:45:19,927 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:45:19,927 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:45:19,928 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:45:19,928 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:45:19,929 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:45:19,929 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:45:19,930 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:45:19,931 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:45:19,932 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:45:19,932 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:45:19,933 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:45:19,934 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:45:19,935 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:45:19,935 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:45:19,935 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:45:19,936 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:45:19,936 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:45:19,937 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:45:19,937 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:45:19,938 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:45:19,938 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:45:19,938 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:45:19,939 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:45:19,939 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:45:19,939 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:45:19,940 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:45:19,940 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 19:45:19,947 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:45:19,947 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:45:19,948 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:45:19,948 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 19:45:19,948 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 19:45:19,948 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 19:45:19,948 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 19:45:19,948 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 19:45:19,949 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 19:45:19,949 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 19:45:19,949 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 19:45:19,949 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 19:45:19,949 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 19:45:19,950 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:45:19,950 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:45:19,950 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 19:45:19,950 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:45:19,950 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:45:19,950 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:45:19,950 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:45:19,950 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:45:19,951 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:45:19,951 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:45:19,951 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:45:19,951 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:45:19,951 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 19:45:19,951 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:45:19,951 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 19:45:19,951 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:45:19,952 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:45:19,952 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:45:19,952 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:45:19,952 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 19:45:19,952 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:45:19,952 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 19:45:19,952 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 19:45:19,952 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 178aed235abe902c48f53a1f171dd596b987beae [2018-12-09 19:45:19,971 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:45:19,978 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:45:19,980 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:45:19,981 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:45:19,981 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:45:19,981 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/41_FreeBSD__abd_kbd__sliced_true-unreach-call.i [2018-12-09 19:45:20,016 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/data/75931db37/9d9820bf0ac545348f2f55cbf0480e88/FLAG1b6eace2d [2018-12-09 19:45:20,487 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:45:20,488 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/sv-benchmarks/c/pthread-ext/41_FreeBSD__abd_kbd__sliced_true-unreach-call.i [2018-12-09 19:45:20,494 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/data/75931db37/9d9820bf0ac545348f2f55cbf0480e88/FLAG1b6eace2d [2018-12-09 19:45:20,863 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/data/75931db37/9d9820bf0ac545348f2f55cbf0480e88 [2018-12-09 19:45:20,869 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:45:20,872 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:45:20,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:45:20,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:45:20,881 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:45:20,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:45:20" (1/1) ... [2018-12-09 19:45:20,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fde9ed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:20, skipping insertion in model container [2018-12-09 19:45:20,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:45:20" (1/1) ... [2018-12-09 19:45:20,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:45:20,950 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:45:21,109 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:45:21,116 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:45:21,188 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:45:21,232 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:45:21,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:21 WrapperNode [2018-12-09 19:45:21,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:45:21,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:45:21,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:45:21,233 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:45:21,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:21" (1/1) ... [2018-12-09 19:45:21,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:21" (1/1) ... [2018-12-09 19:45:21,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:45:21,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:45:21,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:45:21,271 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:45:21,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:21" (1/1) ... [2018-12-09 19:45:21,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:21" (1/1) ... [2018-12-09 19:45:21,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:21" (1/1) ... [2018-12-09 19:45:21,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:21" (1/1) ... [2018-12-09 19:45:21,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:21" (1/1) ... [2018-12-09 19:45:21,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:21" (1/1) ... [2018-12-09 19:45:21,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:21" (1/1) ... [2018-12-09 19:45:21,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:45:21,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:45:21,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:45:21,288 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:45:21,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:45:21,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 19:45:21,322 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-09 19:45:21,322 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-09 19:45:21,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 19:45:21,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 19:45:21,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:45:21,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:45:21,323 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 19:45:21,385 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-09 19:45:21,386 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-09 19:45:21,387 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-09 19:45:21,387 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-09 19:45:21,387 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#3 [2018-12-09 19:45:21,388 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-12-09 19:45:21,388 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#4 [2018-12-09 19:45:21,388 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#4 [2018-12-09 19:45:21,389 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#5 [2018-12-09 19:45:21,389 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#5 [2018-12-09 19:45:21,389 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#6 [2018-12-09 19:45:21,389 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#6 [2018-12-09 19:45:21,390 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#7 [2018-12-09 19:45:21,497 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:45:21,498 INFO L280 CfgBuilder]: Removed 15 assue(true) statements. [2018-12-09 19:45:21,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:45:21 BoogieIcfgContainer [2018-12-09 19:45:21,498 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:45:21,499 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 19:45:21,499 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 19:45:21,502 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 19:45:21,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:45:20" (1/3) ... [2018-12-09 19:45:21,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18b21337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:45:21, skipping insertion in model container [2018-12-09 19:45:21,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:21" (2/3) ... [2018-12-09 19:45:21,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18b21337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:45:21, skipping insertion in model container [2018-12-09 19:45:21,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:45:21" (3/3) ... [2018-12-09 19:45:21,504 INFO L112 eAbstractionObserver]: Analyzing ICFG 41_FreeBSD__abd_kbd__sliced_true-unreach-call.i [2018-12-09 19:45:21,522 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,522 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,522 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,522 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,523 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,523 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,523 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,523 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,523 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,523 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,523 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,523 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,524 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,524 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,524 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,524 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,524 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,525 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,525 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,525 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,525 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,525 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,526 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,526 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,526 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,526 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,526 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,526 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,527 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,527 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,527 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,527 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,527 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,527 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,528 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,528 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,528 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,528 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,528 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,528 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,529 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,529 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,529 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,529 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,529 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,530 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,530 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,530 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:21,536 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 19:45:21,536 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 19:45:21,543 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 10 error locations. [2018-12-09 19:45:21,552 INFO L257 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2018-12-09 19:45:21,566 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 19:45:21,566 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 19:45:21,566 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 19:45:21,566 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 19:45:21,566 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 19:45:21,566 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 19:45:21,567 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 19:45:21,567 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 19:45:21,572 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 71places, 88 transitions [2018-12-09 19:45:21,581 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-09 19:45:21,584 INFO L168 Benchmark]: Toolchain (without parser) took 713.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 950.6 MB in the beginning and 1.0 GB in the end (delta: -89.3 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:21,585 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:45:21,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -131.5 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:21,586 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.16 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:45:21,586 INFO L168 Benchmark]: Boogie Preprocessor took 16.54 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:45:21,586 INFO L168 Benchmark]: RCFGBuilder took 211.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:21,587 INFO L168 Benchmark]: TraceAbstraction took 84.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:21,589 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 358.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -131.5 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.16 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.54 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 211.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 84.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:45:22,995 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:45:22,996 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:45:23,004 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:45:23,005 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:45:23,005 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:45:23,006 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:45:23,007 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:45:23,008 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:45:23,009 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:45:23,009 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:45:23,010 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:45:23,010 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:45:23,011 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:45:23,012 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:45:23,012 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:45:23,013 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:45:23,014 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:45:23,015 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:45:23,016 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:45:23,017 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:45:23,018 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:45:23,019 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:45:23,020 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:45:23,020 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:45:23,020 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:45:23,021 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:45:23,021 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:45:23,022 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:45:23,022 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:45:23,023 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:45:23,023 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:45:23,023 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:45:23,023 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:45:23,024 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:45:23,025 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:45:23,025 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 19:45:23,035 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:45:23,035 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:45:23,036 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:45:23,036 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 19:45:23,036 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 19:45:23,036 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 19:45:23,037 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 19:45:23,037 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 19:45:23,037 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 19:45:23,037 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 19:45:23,038 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:45:23,038 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:45:23,038 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:45:23,038 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:45:23,038 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:45:23,038 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:45:23,039 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:45:23,039 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 19:45:23,039 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 19:45:23,039 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:45:23,039 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:45:23,039 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 19:45:23,040 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:45:23,040 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:45:23,040 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 19:45:23,040 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:45:23,040 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 19:45:23,040 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:45:23,041 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:45:23,041 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:45:23,041 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:45:23,041 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 19:45:23,041 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:45:23,041 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 19:45:23,041 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 19:45:23,042 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 178aed235abe902c48f53a1f171dd596b987beae [2018-12-09 19:45:23,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:45:23,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:45:23,078 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:45:23,079 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:45:23,079 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:45:23,080 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/41_FreeBSD__abd_kbd__sliced_true-unreach-call.i [2018-12-09 19:45:23,122 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/data/c91b8bb75/31097c879c4246ffa92218fa92757446/FLAG0d7dd977a [2018-12-09 19:45:23,530 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:45:23,531 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/sv-benchmarks/c/pthread-ext/41_FreeBSD__abd_kbd__sliced_true-unreach-call.i [2018-12-09 19:45:23,537 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/data/c91b8bb75/31097c879c4246ffa92218fa92757446/FLAG0d7dd977a [2018-12-09 19:45:23,546 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/data/c91b8bb75/31097c879c4246ffa92218fa92757446 [2018-12-09 19:45:23,547 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:45:23,548 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:45:23,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:45:23,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:45:23,551 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:45:23,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:45:23" (1/1) ... [2018-12-09 19:45:23,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dc7742d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:23, skipping insertion in model container [2018-12-09 19:45:23,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:45:23" (1/1) ... [2018-12-09 19:45:23,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:45:23,576 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:45:23,749 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:45:23,759 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:45:23,822 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:45:23,853 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:45:23,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:23 WrapperNode [2018-12-09 19:45:23,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:45:23,854 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:45:23,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:45:23,854 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:45:23,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:23" (1/1) ... [2018-12-09 19:45:23,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:23" (1/1) ... [2018-12-09 19:45:23,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:45:23,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:45:23,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:45:23,883 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:45:23,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:23" (1/1) ... [2018-12-09 19:45:23,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:23" (1/1) ... [2018-12-09 19:45:23,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:23" (1/1) ... [2018-12-09 19:45:23,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:23" (1/1) ... [2018-12-09 19:45:23,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:23" (1/1) ... [2018-12-09 19:45:23,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:23" (1/1) ... [2018-12-09 19:45:23,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:23" (1/1) ... [2018-12-09 19:45:23,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:45:23,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:45:23,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:45:23,903 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:45:23,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4c9a0de5-1f33-4aed-a352-8c33ffa23bc4/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:45:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 19:45:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-09 19:45:23,935 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-09 19:45:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 19:45:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 19:45:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:45:23,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:45:23,936 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 19:45:24,005 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-09 19:45:24,006 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-09 19:45:24,006 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-09 19:45:24,007 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-09 19:45:24,007 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#3 [2018-12-09 19:45:24,007 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-12-09 19:45:24,008 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#4 [2018-12-09 19:45:24,008 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#4 [2018-12-09 19:45:24,008 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#5 [2018-12-09 19:45:24,009 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#5 [2018-12-09 19:45:24,009 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#6 [2018-12-09 19:45:24,009 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#6 [2018-12-09 19:45:24,010 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#7 [2018-12-09 19:45:24,113 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:45:24,113 INFO L280 CfgBuilder]: Removed 15 assue(true) statements. [2018-12-09 19:45:24,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:45:24 BoogieIcfgContainer [2018-12-09 19:45:24,114 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:45:24,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 19:45:24,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 19:45:24,116 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 19:45:24,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:45:23" (1/3) ... [2018-12-09 19:45:24,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@558d1c0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:45:24, skipping insertion in model container [2018-12-09 19:45:24,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:23" (2/3) ... [2018-12-09 19:45:24,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@558d1c0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:45:24, skipping insertion in model container [2018-12-09 19:45:24,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:45:24" (3/3) ... [2018-12-09 19:45:24,118 INFO L112 eAbstractionObserver]: Analyzing ICFG 41_FreeBSD__abd_kbd__sliced_true-unreach-call.i [2018-12-09 19:45:24,136 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,136 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,136 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,136 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,136 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,136 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,137 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,137 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,137 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,137 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,137 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,137 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,137 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,137 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,138 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,138 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,138 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,138 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,138 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,138 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,138 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,139 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,140 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,141 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,141 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,141 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,141 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,141 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:45:24,145 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 19:45:24,145 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 19:45:24,150 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 10 error locations. [2018-12-09 19:45:24,159 INFO L257 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2018-12-09 19:45:24,173 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 19:45:24,173 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 19:45:24,173 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 19:45:24,173 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 19:45:24,174 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 19:45:24,174 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 19:45:24,174 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 19:45:24,174 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 19:45:24,174 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 19:45:24,179 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 68places, 85 transitions [2018-12-09 19:45:24,186 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-09 19:45:24,188 INFO L168 Benchmark]: Toolchain (without parser) took 640.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:24,189 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:45:24,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:24,190 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:45:24,190 INFO L168 Benchmark]: Boogie Preprocessor took 19.07 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:24,191 INFO L168 Benchmark]: RCFGBuilder took 211.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:24,191 INFO L168 Benchmark]: TraceAbstraction took 73.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:24,193 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 305.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.96 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 19.07 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 211.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 73.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...