./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs.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_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/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 ac88cf7ce86c225846859791b80da882302d0035 ........................................................................................................................................................................................................................................................................................ 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_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/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 ac88cf7ce86c225846859791b80da882302d0035 ......................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 20:40:40,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 20:40:40,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 20:40:40,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 20:40:40,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 20:40:40,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 20:40:40,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 20:40:40,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 20:40:40,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 20:40:40,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 20:40:40,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 20:40:40,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 20:40:40,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 20:40:40,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 20:40:40,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 20:40:40,860 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 20:40:40,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 20:40:40,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 20:40:40,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 20:40:40,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 20:40:40,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 20:40:40,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 20:40:40,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 20:40:40,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 20:40:40,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 20:40:40,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 20:40:40,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 20:40:40,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 20:40:40,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 20:40:40,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 20:40:40,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 20:40:40,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 20:40:40,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 20:40:40,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 20:40:40,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 20:40:40,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 20:40:40,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 20:40:40,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 20:40:40,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 20:40:40,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 20:40:40,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 20:40:40,891 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 20:40:40,915 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 20:40:40,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 20:40:40,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 20:40:40,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 20:40:40,926 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 20:40:40,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 20:40:40,926 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 20:40:40,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 20:40:40,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 20:40:40,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 20:40:40,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 20:40:40,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 20:40:40,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 20:40:40,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 20:40:40,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 20:40:40,929 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 20:40:40,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 20:40:40,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 20:40:40,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 20:40:40,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 20:40:40,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 20:40:40,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:40:40,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 20:40:40,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 20:40:40,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 20:40:40,932 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 20:40:40,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 20:40:40,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 20:40:40,933 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_c2d21801-62b3-4640-a57e-788f97d9fc4a/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 -> ac88cf7ce86c225846859791b80da882302d0035 [2019-11-15 20:40:40,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 20:40:40,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 20:40:40,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 20:40:40,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 20:40:40,972 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 20:40:40,973 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs.i [2019-11-15 20:40:41,022 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/data/644ad86fa/467633d90f2a4c19a7d70d68408bd707/FLAG94b78d2df [2019-11-15 20:40:41,494 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 20:40:41,494 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs.i [2019-11-15 20:40:41,508 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/data/644ad86fa/467633d90f2a4c19a7d70d68408bd707/FLAG94b78d2df [2019-11-15 20:40:41,992 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/data/644ad86fa/467633d90f2a4c19a7d70d68408bd707 [2019-11-15 20:40:41,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 20:40:41,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 20:40:41,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 20:40:41,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 20:40:42,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 20:40:42,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:40:41" (1/1) ... [2019-11-15 20:40:42,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc4ab00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:42, skipping insertion in model container [2019-11-15 20:40:42,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:40:41" (1/1) ... [2019-11-15 20:40:42,011 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 20:40:42,066 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 20:40:42,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:40:42,425 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 20:40:42,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:40:42,531 INFO L192 MainTranslator]: Completed translation [2019-11-15 20:40:42,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:42 WrapperNode [2019-11-15 20:40:42,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 20:40:42,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 20:40:42,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 20:40:42,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 20:40:42,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:42" (1/1) ... [2019-11-15 20:40:42,564 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:42" (1/1) ... [2019-11-15 20:40:42,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 20:40:42,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 20:40:42,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 20:40:42,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 20:40:42,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:42" (1/1) ... [2019-11-15 20:40:42,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:42" (1/1) ... [2019-11-15 20:40:42,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:42" (1/1) ... [2019-11-15 20:40:42,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:42" (1/1) ... [2019-11-15 20:40:42,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:42" (1/1) ... [2019-11-15 20:40:42,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:42" (1/1) ... [2019-11-15 20:40:42,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:42" (1/1) ... [2019-11-15 20:40:42,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 20:40:42,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 20:40:42,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 20:40:42,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 20:40:42,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/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 [2019-11-15 20:40:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 20:40:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-11-15 20:40:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-11-15 20:40:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-15 20:40:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-15 20:40:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 20:40:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 20:40:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 20:40:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-15 20:40:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 20:40:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 20:40:42,727 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-15 20:40:42,870 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-15 20:40:42,870 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_returnLabel [2019-11-15 20:40:42,871 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_dec_returnLabel [2019-11-15 20:40:42,871 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-15 20:40:42,872 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-15 20:40:42,872 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_dec_returnLabel#2 [2019-11-15 20:40:42,872 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_returnLabel#2 [2019-11-15 20:40:42,873 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-15 20:40:43,069 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-15 20:40:43,070 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-15 20:40:43,072 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-15 20:40:43,072 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-15 20:40:43,189 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 20:40:43,189 INFO L284 CfgBuilder]: Removed 10 assume(true) statements. [2019-11-15 20:40:43,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:40:43 BoogieIcfgContainer [2019-11-15 20:40:43,190 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 20:40:43,191 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 20:40:43,191 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 20:40:43,194 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 20:40:43,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 08:40:41" (1/3) ... [2019-11-15 20:40:43,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a17c34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:40:43, skipping insertion in model container [2019-11-15 20:40:43,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:42" (2/3) ... [2019-11-15 20:40:43,196 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a17c34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:40:43, skipping insertion in model container [2019-11-15 20:40:43,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:40:43" (3/3) ... [2019-11-15 20:40:43,197 INFO L109 eAbstractionObserver]: Analyzing ICFG 33_double_lock_p1_vs.i [2019-11-15 20:40:43,234 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,234 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,235 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,235 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,235 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,235 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,235 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,236 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,236 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,236 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,236 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,236 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,236 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,237 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,237 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_dec_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,237 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,237 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,237 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,238 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_inc_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,238 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,238 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,238 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,238 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,239 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,239 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,239 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,239 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,239 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_dec_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,239 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,240 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,240 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,240 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_inc_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,240 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,241 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,242 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,242 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,243 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,243 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,243 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,244 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,244 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,244 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,244 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,244 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,245 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,245 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,245 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,245 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,245 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,245 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,245 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,246 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,246 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,246 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,246 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,246 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:43,255 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-15 20:40:43,255 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 20:40:43,263 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-15 20:40:43,275 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-15 20:40:43,295 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 20:40:43,295 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 20:40:43,295 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 20:40:43,295 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 20:40:43,295 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 20:40:43,296 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 20:40:43,296 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 20:40:43,296 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 20:40:43,307 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40 places, 44 transitions [2019-11-15 20:40:43,338 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_thr2 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) [2019-11-15 20:40:43,344 INFO L168 Benchmark]: Toolchain (without parser) took 1346.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -88.6 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:43,344 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:40:43,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 535.13 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -137.5 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:43,346 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.12 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:40:43,347 INFO L168 Benchmark]: Boogie Preprocessor took 66.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:43,348 INFO L168 Benchmark]: RCFGBuilder took 529.16 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: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:43,348 INFO L168 Benchmark]: TraceAbstraction took 150.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:43,356 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 535.13 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -137.5 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.12 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 66.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 529.16 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: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 150.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.6 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: 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 [2019-11-15 20:40:45,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 20:40:45,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 20:40:45,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 20:40:45,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 20:40:45,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 20:40:45,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 20:40:45,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 20:40:45,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 20:40:45,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 20:40:45,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 20:40:45,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 20:40:45,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 20:40:45,453 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 20:40:45,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 20:40:45,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 20:40:45,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 20:40:45,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 20:40:45,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 20:40:45,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 20:40:45,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 20:40:45,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 20:40:45,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 20:40:45,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 20:40:45,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 20:40:45,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 20:40:45,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 20:40:45,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 20:40:45,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 20:40:45,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 20:40:45,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 20:40:45,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 20:40:45,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 20:40:45,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 20:40:45,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 20:40:45,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 20:40:45,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 20:40:45,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 20:40:45,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 20:40:45,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 20:40:45,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 20:40:45,477 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-15 20:40:45,491 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 20:40:45,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 20:40:45,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 20:40:45,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 20:40:45,493 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 20:40:45,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 20:40:45,494 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 20:40:45,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 20:40:45,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 20:40:45,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 20:40:45,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 20:40:45,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 20:40:45,495 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 20:40:45,495 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 20:40:45,495 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 20:40:45,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 20:40:45,496 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 20:40:45,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 20:40:45,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 20:40:45,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 20:40:45,497 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 20:40:45,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 20:40:45,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:40:45,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 20:40:45,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 20:40:45,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 20:40:45,498 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 20:40:45,498 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 20:40:45,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 20:40:45,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 20:40:45,499 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_c2d21801-62b3-4640-a57e-788f97d9fc4a/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 -> ac88cf7ce86c225846859791b80da882302d0035 [2019-11-15 20:40:45,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 20:40:45,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 20:40:45,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 20:40:45,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 20:40:45,544 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 20:40:45,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs.i [2019-11-15 20:40:45,599 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/data/80365ec4e/bdc6258b48ea42f093f9433d8a92bb63/FLAG0e4eefc4e [2019-11-15 20:40:46,002 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 20:40:46,002 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs.i [2019-11-15 20:40:46,018 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/data/80365ec4e/bdc6258b48ea42f093f9433d8a92bb63/FLAG0e4eefc4e [2019-11-15 20:40:46,326 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/bin/uautomizer/data/80365ec4e/bdc6258b48ea42f093f9433d8a92bb63 [2019-11-15 20:40:46,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 20:40:46,330 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 20:40:46,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 20:40:46,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 20:40:46,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 20:40:46,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:40:46" (1/1) ... [2019-11-15 20:40:46,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59d15c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:46, skipping insertion in model container [2019-11-15 20:40:46,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:40:46" (1/1) ... [2019-11-15 20:40:46,344 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 20:40:46,397 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 20:40:46,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:40:46,797 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 20:40:46,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:40:46,940 INFO L192 MainTranslator]: Completed translation [2019-11-15 20:40:46,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:46 WrapperNode [2019-11-15 20:40:46,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 20:40:46,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 20:40:46,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 20:40:46,943 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 20:40:46,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:46" (1/1) ... [2019-11-15 20:40:46,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:46" (1/1) ... [2019-11-15 20:40:46,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 20:40:46,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 20:40:46,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 20:40:46,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 20:40:47,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:46" (1/1) ... [2019-11-15 20:40:47,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:46" (1/1) ... [2019-11-15 20:40:47,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:46" (1/1) ... [2019-11-15 20:40:47,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:46" (1/1) ... [2019-11-15 20:40:47,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:46" (1/1) ... [2019-11-15 20:40:47,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:46" (1/1) ... [2019-11-15 20:40:47,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:46" (1/1) ... [2019-11-15 20:40:47,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 20:40:47,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 20:40:47,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 20:40:47,028 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 20:40:47,029 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c2d21801-62b3-4640-a57e-788f97d9fc4a/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 [2019-11-15 20:40:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-15 20:40:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-11-15 20:40:47,089 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-11-15 20:40:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-15 20:40:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-15 20:40:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 20:40:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 20:40:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-15 20:40:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-15 20:40:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 20:40:47,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 20:40:47,092 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-15 20:40:47,344 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-15 20:40:47,345 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_returnLabel [2019-11-15 20:40:47,345 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_dec_returnLabel [2019-11-15 20:40:47,345 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-15 20:40:47,346 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-15 20:40:47,346 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_dec_returnLabel#2 [2019-11-15 20:40:47,347 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_returnLabel#2 [2019-11-15 20:40:47,347 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-15 20:40:47,451 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-15 20:40:47,452 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-15 20:40:47,454 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-15 20:40:47,454 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-15 20:40:47,567 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 20:40:47,567 INFO L284 CfgBuilder]: Removed 10 assume(true) statements. [2019-11-15 20:40:47,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:40:47 BoogieIcfgContainer [2019-11-15 20:40:47,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 20:40:47,569 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 20:40:47,569 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 20:40:47,572 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 20:40:47,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 08:40:46" (1/3) ... [2019-11-15 20:40:47,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bb1931f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:40:47, skipping insertion in model container [2019-11-15 20:40:47,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:46" (2/3) ... [2019-11-15 20:40:47,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bb1931f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:40:47, skipping insertion in model container [2019-11-15 20:40:47,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:40:47" (3/3) ... [2019-11-15 20:40:47,576 INFO L109 eAbstractionObserver]: Analyzing ICFG 33_double_lock_p1_vs.i [2019-11-15 20:40:47,606 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,606 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,606 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,606 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,607 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,607 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,607 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,607 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,607 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,608 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,608 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,608 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,608 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,608 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_dec_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,608 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,609 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,609 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,609 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_inc_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,609 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,609 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,610 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,610 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,610 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,610 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,610 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,610 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,610 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_dec_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,611 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,611 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,611 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,611 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_inc_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,611 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,612 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,612 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,612 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,612 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,613 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,613 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,613 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,613 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,613 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,613 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,614 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,614 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,614 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,614 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,614 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,615 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,615 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,615 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,615 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,616 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,616 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,616 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,616 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:40:47,622 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-15 20:40:47,622 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 20:40:47,630 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-15 20:40:47,640 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-15 20:40:47,654 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 20:40:47,654 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 20:40:47,655 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 20:40:47,655 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 20:40:47,655 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 20:40:47,655 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 20:40:47,655 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 20:40:47,655 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 20:40:47,663 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 39 places, 43 transitions [2019-11-15 20:40:47,682 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_thr2 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) [2019-11-15 20:40:47,686 INFO L168 Benchmark]: Toolchain (without parser) took 1355.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -138.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:47,687 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:40:47,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -183.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:47,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:47,689 INFO L168 Benchmark]: Boogie Preprocessor took 32.43 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. [2019-11-15 20:40:47,689 INFO L168 Benchmark]: RCFGBuilder took 540.36 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: 30.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:47,690 INFO L168 Benchmark]: TraceAbstraction took 115.38 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:47,693 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 610.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -183.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.43 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 540.36 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: 30.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 115.38 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: 13.1 MB). Peak memory consumption was 13.1 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: 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...