./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/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 740b07d8f7e077f103517b1a935019a0d1d4c771 ...................................................................................................................................................................................................... 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_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/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 740b07d8f7e077f103517b1a935019a0d1d4c771 .......................................................................................................................................................................................................... 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-a4ecdab [2020-11-29 18:54:26,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:54:26,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:54:26,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:54:26,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:54:27,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:54:27,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:54:27,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:54:27,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:54:27,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:54:27,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:54:27,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:54:27,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:54:27,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:54:27,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:54:27,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:54:27,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:54:27,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:54:27,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:54:27,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:54:27,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:54:27,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:54:27,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:54:27,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:54:27,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:54:27,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:54:27,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:54:27,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:54:27,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:54:27,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:54:27,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:54:27,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:54:27,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:54:27,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:54:27,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:54:27,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:54:27,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:54:27,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:54:27,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:54:27,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:54:27,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:54:27,108 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 18:54:27,161 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:54:27,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:54:27,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 18:54:27,167 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 18:54:27,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:54:27,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:54:27,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:54:27,169 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:54:27,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:54:27,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:54:27,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:54:27,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:54:27,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:54:27,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:54:27,173 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:54:27,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:54:27,173 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:54:27,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:54:27,174 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 18:54:27,174 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 18:54:27,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:54:27,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:54:27,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:54:27,175 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:54:27,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:54:27,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:54:27,176 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 18:54:27,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:54:27,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:54:27,177 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_868c9833-b918-4f13-83f2-b7131348c7da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 740b07d8f7e077f103517b1a935019a0d1d4c771 [2020-11-29 18:54:27,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:54:27,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:54:27,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:54:27,623 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:54:27,625 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:54:27,626 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2020-11-29 18:54:27,715 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/data/f95b571c8/d91cc1131bdc4d168af4334784b3dda4/FLAG7a3508227 [2020-11-29 18:54:28,355 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:54:28,355 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2020-11-29 18:54:28,377 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/data/f95b571c8/d91cc1131bdc4d168af4334784b3dda4/FLAG7a3508227 [2020-11-29 18:54:28,635 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/data/f95b571c8/d91cc1131bdc4d168af4334784b3dda4 [2020-11-29 18:54:28,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:54:28,642 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:54:28,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:54:28,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:54:28,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:54:28,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:54:28" (1/1) ... [2020-11-29 18:54:28,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a0377a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:28, skipping insertion in model container [2020-11-29 18:54:28,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:54:28" (1/1) ... [2020-11-29 18:54:28,670 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:54:28,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:54:28,996 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 18:54:29,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:54:29,275 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:54:29,311 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 18:54:29,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:54:29,478 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:54:29,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29 WrapperNode [2020-11-29 18:54:29,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:54:29,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:54:29,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:54:29,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:54:29,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2020-11-29 18:54:29,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2020-11-29 18:54:29,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:54:29,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:54:29,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:54:29,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:54:29,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2020-11-29 18:54:29,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2020-11-29 18:54:29,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2020-11-29 18:54:29,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2020-11-29 18:54:29,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2020-11-29 18:54:29,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2020-11-29 18:54:29,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2020-11-29 18:54:29,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:54:29,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:54:29,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:54:29,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:54:29,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/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 [2020-11-29 18:54:29,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 18:54:29,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 18:54:29,657 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-29 18:54:29,658 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-29 18:54:29,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 18:54:29,658 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2020-11-29 18:54:29,659 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2020-11-29 18:54:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:54:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 18:54:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 18:54:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 18:54:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:54:29,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:54:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2020-11-29 18:54:29,661 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2020-11-29 18:54:29,663 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 18:54:30,256 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:54:30,256 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-11-29 18:54:30,257 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L710 is neither atomic block end nor error location. [2020-11-29 18:54:30,259 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) [2020-11-29 18:54:30,265 INFO L168 Benchmark]: Toolchain (without parser) took 1620.75 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 57.1 MB in the beginning and 41.2 MB in the end (delta: 15.9 MB). Peak memory consumption was 35.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:54:30,266 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 90.2 MB. Free memory was 48.1 MB in the beginning and 48.1 MB in the end (delta: 38.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:54:30,268 INFO L168 Benchmark]: CACSL2BoogieTranslator took 829.83 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 57.1 MB in the beginning and 69.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:54:30,269 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.21 ms. Allocated memory is still 113.2 MB. Free memory was 69.8 MB in the beginning and 67.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:54:30,270 INFO L168 Benchmark]: Boogie Preprocessor took 33.01 ms. Allocated memory is still 113.2 MB. Free memory was 67.9 MB in the beginning and 66.6 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:54:30,271 INFO L168 Benchmark]: RCFGBuilder took 686.30 ms. Allocated memory is still 113.2 MB. Free memory was 66.6 MB in the beginning and 41.2 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:54:30,277 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 90.2 MB. Free memory was 48.1 MB in the beginning and 48.1 MB in the end (delta: 38.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 829.83 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 57.1 MB in the beginning and 69.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 57.21 ms. Allocated memory is still 113.2 MB. Free memory was 69.8 MB in the beginning and 67.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.01 ms. Allocated memory is still 113.2 MB. Free memory was 67.9 MB in the beginning and 66.6 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 686.30 ms. Allocated memory is still 113.2 MB. Free memory was 66.6 MB in the beginning and 41.2 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.2 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-a4ecdab [2020-11-29 18:54:33,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:54:33,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:54:33,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:54:33,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:54:33,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:54:33,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:54:33,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:54:33,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:54:33,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:54:33,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:54:33,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:54:33,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:54:33,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:54:33,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:54:33,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:54:33,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:54:33,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:54:33,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:54:33,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:54:33,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:54:33,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:54:33,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:54:33,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:54:33,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:54:33,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:54:33,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:54:33,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:54:33,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:54:33,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:54:33,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:54:33,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:54:33,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:54:33,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:54:33,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:54:33,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:54:33,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:54:33,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:54:33,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:54:33,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:54:33,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:54:33,515 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 18:54:33,546 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:54:33,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:54:33,547 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 18:54:33,548 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 18:54:33,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:54:33,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:54:33,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:54:33,550 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:54:33,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:54:33,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:54:33,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:54:33,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:54:33,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:54:33,551 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 18:54:33,551 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 18:54:33,552 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 18:54:33,552 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:54:33,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:54:33,552 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:54:33,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:54:33,553 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 18:54:33,553 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 18:54:33,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:54:33,554 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:54:33,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:54:33,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:54:33,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:54:33,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:54:33,555 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 18:54:33,555 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 18:54:33,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:54:33,556 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 18:54:33,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 18:54:33,556 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_868c9833-b918-4f13-83f2-b7131348c7da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 740b07d8f7e077f103517b1a935019a0d1d4c771 [2020-11-29 18:54:34,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:54:34,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:54:34,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:54:34,165 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:54:34,166 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:54:34,167 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2020-11-29 18:54:34,244 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/data/ec8a7462b/c7124705dec447b28912cabf45f2c900/FLAGfc7c6f737 [2020-11-29 18:54:35,075 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:54:35,082 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2020-11-29 18:54:35,102 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/data/ec8a7462b/c7124705dec447b28912cabf45f2c900/FLAGfc7c6f737 [2020-11-29 18:54:35,287 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/bin/ukojak/data/ec8a7462b/c7124705dec447b28912cabf45f2c900 [2020-11-29 18:54:35,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:54:35,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:54:35,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:54:35,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:54:35,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:54:35,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:54:35" (1/1) ... [2020-11-29 18:54:35,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@576f27c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:35, skipping insertion in model container [2020-11-29 18:54:35,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:54:35" (1/1) ... [2020-11-29 18:54:35,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:54:35,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:54:35,610 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 18:54:35,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:54:35,977 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:54:36,014 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 18:54:36,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:54:36,193 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:54:36,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:36 WrapperNode [2020-11-29 18:54:36,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:54:36,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:54:36,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:54:36,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:54:36,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:36" (1/1) ... [2020-11-29 18:54:36,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:36" (1/1) ... [2020-11-29 18:54:36,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:54:36,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:54:36,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:54:36,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:54:36,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:36" (1/1) ... [2020-11-29 18:54:36,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:36" (1/1) ... [2020-11-29 18:54:36,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:36" (1/1) ... [2020-11-29 18:54:36,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:36" (1/1) ... [2020-11-29 18:54:36,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:36" (1/1) ... [2020-11-29 18:54:36,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:36" (1/1) ... [2020-11-29 18:54:36,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:36" (1/1) ... [2020-11-29 18:54:36,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:54:36,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:54:36,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:54:36,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:54:36,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_868c9833-b918-4f13-83f2-b7131348c7da/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 [2020-11-29 18:54:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 18:54:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-29 18:54:36,408 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-29 18:54:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 18:54:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2020-11-29 18:54:36,408 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2020-11-29 18:54:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:54:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 18:54:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 18:54:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 18:54:36,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 18:54:36,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:54:36,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:54:36,410 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2020-11-29 18:54:36,410 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2020-11-29 18:54:36,412 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 18:54:37,263 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:54:37,263 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-11-29 18:54:37,264 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L710 is neither atomic block end nor error location. [2020-11-29 18:54:37,265 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) [2020-11-29 18:54:37,276 INFO L168 Benchmark]: Toolchain (without parser) took 1981.53 ms. Allocated memory is still 81.8 MB. Free memory was 46.7 MB in the beginning and 41.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 16.1 GB. [2020-11-29 18:54:37,278 INFO L168 Benchmark]: CDTParser took 1.09 ms. Allocated memory is still 81.8 MB. Free memory was 64.6 MB in the beginning and 64.5 MB in the end (delta: 64.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:54:37,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 883.14 ms. Allocated memory is still 81.8 MB. Free memory was 66.9 MB in the beginning and 43.9 MB in the end (delta: 23.0 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. [2020-11-29 18:54:37,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.71 ms. Allocated memory is still 81.8 MB. Free memory was 43.7 MB in the beginning and 41.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:54:37,283 INFO L168 Benchmark]: Boogie Preprocessor took 44.23 ms. Allocated memory is still 81.8 MB. Free memory was 41.6 MB in the beginning and 40.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:54:37,284 INFO L168 Benchmark]: RCFGBuilder took 968.33 ms. Allocated memory is still 81.8 MB. Free memory was 40.0 MB in the beginning and 41.8 MB in the end (delta: -1.8 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2020-11-29 18:54:37,292 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 ms. Allocated memory is still 81.8 MB. Free memory was 64.6 MB in the beginning and 64.5 MB in the end (delta: 64.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 883.14 ms. Allocated memory is still 81.8 MB. Free memory was 66.9 MB in the beginning and 43.9 MB in the end (delta: 23.0 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 63.71 ms. Allocated memory is still 81.8 MB. Free memory was 43.7 MB in the beginning and 41.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.23 ms. Allocated memory is still 81.8 MB. Free memory was 41.6 MB in the beginning and 40.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 968.33 ms. Allocated memory is still 81.8 MB. Free memory was 40.0 MB in the beginning and 41.8 MB in the end (delta: -1.8 MB). Peak memory consumption was 7.7 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...