./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 620ba48ed99e6ccb7ca4b7fc21df3c8f96b725f1 ...................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 620ba48ed99e6ccb7ca4b7fc21df3c8f96b725f1 ........................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:08:13,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:08:13,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:08:13,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:08:13,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:08:13,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:08:13,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:08:13,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:08:13,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:08:13,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:08:13,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:08:13,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:08:13,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:08:13,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:08:13,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:08:13,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:08:13,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:08:13,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:08:13,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:08:13,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:08:13,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:08:13,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:08:13,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:08:13,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:08:13,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:08:13,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:08:13,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:08:13,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:08:13,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:08:13,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:08:13,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:08:13,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:08:13,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:08:13,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:08:13,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:08:13,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:08:13,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:08:13,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:08:13,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:08:13,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:08:13,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:08:13,333 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:08:13,389 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:08:13,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:08:13,392 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:08:13,393 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:08:13,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:08:13,394 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:08:13,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:08:13,395 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:08:13,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:08:13,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:08:13,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:08:13,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:08:13,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:08:13,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:08:13,399 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:08:13,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:08:13,399 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:08:13,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:08:13,400 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:08:13,400 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:08:13,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:08:13,401 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:08:13,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:08:13,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:08:13,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:08:13,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:08:13,402 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:08:13,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:08:13,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:08:13,403 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 620ba48ed99e6ccb7ca4b7fc21df3c8f96b725f1 [2020-12-01 18:08:13,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:08:13,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:08:13,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:08:13,924 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:08:13,926 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:08:13,928 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2020-12-01 18:08:14,048 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/data/986901622/c81e5b93afb848d7b1418d7f668d2522/FLAGae3036fda [2020-12-01 18:08:14,971 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:08:14,972 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2020-12-01 18:08:14,991 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/data/986901622/c81e5b93afb848d7b1418d7f668d2522/FLAGae3036fda [2020-12-01 18:08:15,168 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/data/986901622/c81e5b93afb848d7b1418d7f668d2522 [2020-12-01 18:08:15,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:08:15,174 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:08:15,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:08:15,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:08:15,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:08:15,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:08:15" (1/1) ... [2020-12-01 18:08:15,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@506fdab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:15, skipping insertion in model container [2020-12-01 18:08:15,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:08:15" (1/1) ... [2020-12-01 18:08:15,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:08:15,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:08:15,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:08:15,801 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:08:15,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:08:15,948 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:08:15,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:15 WrapperNode [2020-12-01 18:08:15,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:08:15,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:08:15,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:08:15,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:08:15,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:15" (1/1) ... [2020-12-01 18:08:15,983 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:15" (1/1) ... [2020-12-01 18:08:16,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:08:16,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:08:16,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:08:16,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:08:16,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:15" (1/1) ... [2020-12-01 18:08:16,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:15" (1/1) ... [2020-12-01 18:08:16,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:15" (1/1) ... [2020-12-01 18:08:16,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:15" (1/1) ... [2020-12-01 18:08:16,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:15" (1/1) ... [2020-12-01 18:08:16,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:15" (1/1) ... [2020-12-01 18:08:16,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:15" (1/1) ... [2020-12-01 18:08:16,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:08:16,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:08:16,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:08:16,051 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:08:16,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-12-01 18:08:16,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:08:16,170 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-12-01 18:08:16,170 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-12-01 18:08:16,170 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-12-01 18:08:16,170 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-12-01 18:08:16,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:08:16,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2020-12-01 18:08:16,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2020-12-01 18:08:16,171 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 18:08:16,172 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 18:08:16,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:08:16,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:08:16,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:08:16,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2020-12-01 18:08:16,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2020-12-01 18:08:16,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:08:16,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:08:16,176 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:08:16,990 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:08:16,991 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-01 18:08:16,992 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_acquireENTRY is neither atomic block end nor error location. [2020-12-01 18:08:16,995 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:08:17,010 INFO L168 Benchmark]: Toolchain (without parser) took 1833.06 ms. Allocated memory was 107.0 MB in the beginning and 140.5 MB in the end (delta: 33.6 MB). Free memory was 70.3 MB in the beginning and 115.4 MB in the end (delta: -45.1 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:08:17,012 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 107.0 MB. Free memory was 78.1 MB in the beginning and 78.1 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:08:17,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 772.96 ms. Allocated memory is still 107.0 MB. Free memory was 70.2 MB in the beginning and 63.2 MB in the end (delta: 7.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:08:17,017 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.65 ms. Allocated memory is still 107.0 MB. Free memory was 63.2 MB in the beginning and 61.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:08:17,019 INFO L168 Benchmark]: Boogie Preprocessor took 36.96 ms. Allocated memory is still 107.0 MB. Free memory was 61.1 MB in the beginning and 59.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:08:17,021 INFO L168 Benchmark]: RCFGBuilder took 955.70 ms. Allocated memory was 107.0 MB in the beginning and 140.5 MB in the end (delta: 33.6 MB). Free memory was 59.5 MB in the beginning and 115.4 MB in the end (delta: -55.9 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:08:17,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 107.0 MB. Free memory was 78.1 MB in the beginning and 78.1 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 772.96 ms. Allocated memory is still 107.0 MB. Free memory was 70.2 MB in the beginning and 63.2 MB in the end (delta: 7.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.65 ms. Allocated memory is still 107.0 MB. Free memory was 63.2 MB in the beginning and 61.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.96 ms. Allocated memory is still 107.0 MB. Free memory was 61.1 MB in the beginning and 59.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 955.70 ms. Allocated memory was 107.0 MB in the beginning and 140.5 MB in the end (delta: 33.6 MB). Free memory was 59.5 MB in the beginning and 115.4 MB in the end (delta: -55.9 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:08:20,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:08:20,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:08:20,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:08:20,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:08:20,709 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:08:20,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:08:20,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:08:20,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:08:20,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:08:20,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:08:20,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:08:20,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:08:20,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:08:20,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:08:20,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:08:20,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:08:20,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:08:20,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:08:20,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:08:20,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:08:20,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:08:20,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:08:20,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:08:20,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:08:20,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:08:20,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:08:20,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:08:20,805 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:08:20,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:08:20,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:08:20,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:08:20,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:08:20,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:08:20,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:08:20,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:08:20,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:08:20,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:08:20,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:08:20,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:08:20,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:08:20,829 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 18:08:20,899 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:08:20,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:08:20,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:08:20,903 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:08:20,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:08:20,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:08:20,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:08:20,906 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:08:20,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:08:20,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:08:20,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:08:20,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:08:20,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:08:20,909 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:08:20,909 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:08:20,910 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:08:20,910 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:08:20,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:08:20,910 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:08:20,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:08:20,911 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:08:20,911 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:08:20,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:08:20,911 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:08:20,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:08:20,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:08:20,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:08:20,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:08:20,913 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:08:20,913 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:08:20,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:08:20,913 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:08:20,914 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:08:20,914 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 620ba48ed99e6ccb7ca4b7fc21df3c8f96b725f1 [2020-12-01 18:08:21,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:08:21,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:08:21,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:08:21,521 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:08:21,525 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:08:21,526 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2020-12-01 18:08:21,614 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/data/4c224c2d7/70d180c98c214c0eaaacbdc209d463a6/FLAG99e022be1 [2020-12-01 18:08:22,511 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:08:22,512 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2020-12-01 18:08:22,549 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/data/4c224c2d7/70d180c98c214c0eaaacbdc209d463a6/FLAG99e022be1 [2020-12-01 18:08:22,735 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/data/4c224c2d7/70d180c98c214c0eaaacbdc209d463a6 [2020-12-01 18:08:22,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:08:22,749 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:08:22,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:08:22,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:08:22,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:08:22,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:08:22" (1/1) ... [2020-12-01 18:08:22,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d0e5175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:22, skipping insertion in model container [2020-12-01 18:08:22,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:08:22" (1/1) ... [2020-12-01 18:08:22,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:08:22,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:08:23,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:08:23,441 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:08:23,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:08:23,697 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:08:23,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:23 WrapperNode [2020-12-01 18:08:23,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:08:23,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:08:23,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:08:23,704 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:08:23,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:23" (1/1) ... [2020-12-01 18:08:23,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:23" (1/1) ... [2020-12-01 18:08:23,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:08:23,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:08:23,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:08:23,786 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:08:23,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:23" (1/1) ... [2020-12-01 18:08:23,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:23" (1/1) ... [2020-12-01 18:08:23,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:23" (1/1) ... [2020-12-01 18:08:23,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:23" (1/1) ... [2020-12-01 18:08:23,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:23" (1/1) ... [2020-12-01 18:08:23,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:23" (1/1) ... [2020-12-01 18:08:23,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:23" (1/1) ... [2020-12-01 18:08:23,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:08:23,835 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:08:23,835 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:08:23,835 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:08:23,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_aeba2ad6-fdeb-40a0-9bbb-8e814bd40172/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-12-01 18:08:23,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 18:08:23,937 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-12-01 18:08:23,937 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-12-01 18:08:23,937 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-12-01 18:08:23,938 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-12-01 18:08:23,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2020-12-01 18:08:23,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2020-12-01 18:08:23,938 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 18:08:23,938 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 18:08:23,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:08:23,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:08:23,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 18:08:23,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:08:23,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 18:08:23,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2020-12-01 18:08:23,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2020-12-01 18:08:23,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:08:23,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:08:23,942 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:08:24,892 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:08:24,892 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-01 18:08:24,894 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_acquireENTRY is neither atomic block end nor error location. [2020-12-01 18:08:24,895 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:08:24,905 INFO L168 Benchmark]: Toolchain (without parser) took 2153.23 ms. Allocated memory was 65.0 MB in the beginning and 96.5 MB in the end (delta: 31.5 MB). Free memory was 45.2 MB in the beginning and 74.2 MB in the end (delta: -29.0 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:08:24,907 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 65.0 MB. Free memory was 48.0 MB in the beginning and 48.0 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:08:24,910 INFO L168 Benchmark]: CACSL2BoogieTranslator took 946.29 ms. Allocated memory was 65.0 MB in the beginning and 96.5 MB in the end (delta: 31.5 MB). Free memory was 45.0 MB in the beginning and 78.2 MB in the end (delta: -33.2 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:08:24,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.46 ms. Allocated memory is still 96.5 MB. Free memory was 77.8 MB in the beginning and 76.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:08:24,913 INFO L168 Benchmark]: Boogie Preprocessor took 48.46 ms. Allocated memory is still 96.5 MB. Free memory was 76.1 MB in the beginning and 74.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:08:24,914 INFO L168 Benchmark]: RCFGBuilder took 1066.67 ms. Allocated memory is still 96.5 MB. Free memory was 74.0 MB in the beginning and 74.2 MB in the end (delta: -251.4 kB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:08:24,928 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 65.0 MB. Free memory was 48.0 MB in the beginning and 48.0 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 946.29 ms. Allocated memory was 65.0 MB in the beginning and 96.5 MB in the end (delta: 31.5 MB). Free memory was 45.0 MB in the beginning and 78.2 MB in the end (delta: -33.2 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.46 ms. Allocated memory is still 96.5 MB. Free memory was 77.8 MB in the beginning and 76.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 48.46 ms. Allocated memory is still 96.5 MB. Free memory was 76.1 MB in the beginning and 74.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1066.67 ms. Allocated memory is still 96.5 MB. Free memory was 74.0 MB in the beginning and 74.2 MB in the end (delta: -251.4 kB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...