./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix021_power.oepc.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_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021_power.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/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 c168b6142a2464e77201546909cedd4c41335398 ....................................................................................................................................................................................................... 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_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021_power.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/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 c168b6142a2464e77201546909cedd4c41335398 ........................................................................................................................................................................................................... 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 [2020-11-28 04:42:11,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:11,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:11,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:11,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:11,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:11,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:11,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:11,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:11,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:11,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:11,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:11,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:11,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:11,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:11,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:11,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:11,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:11,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:11,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:11,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:11,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:11,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:11,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:11,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:11,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:11,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:11,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:11,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:11,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:11,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:11,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:11,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:11,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:11,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:11,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:11,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:11,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:11,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:11,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:11,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:11,179 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:42:11,230 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:11,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:11,235 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:11,236 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:11,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:11,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:11,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:11,238 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:11,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:42:11,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:11,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:11,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:11,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:11,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:11,241 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:11,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:11,241 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:11,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:11,242 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:11,242 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:11,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:11,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:11,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:11,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:11,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:11,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:11,244 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:42:11,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:42:11,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:11,246 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_4c312ccc-5056-4e18-88e3-a8f0efc2e789/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c168b6142a2464e77201546909cedd4c41335398 [2020-11-28 04:42:11,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:11,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:11,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:11,586 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:11,587 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:11,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/mix021_power.oepc.i [2020-11-28 04:42:11,686 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/data/d44eda394/197a796d56af47e0a430ef7ae325cbb2/FLAG9aa5e9a3a [2020-11-28 04:42:12,365 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:12,380 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/sv-benchmarks/c/pthread-wmm/mix021_power.oepc.i [2020-11-28 04:42:12,405 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/data/d44eda394/197a796d56af47e0a430ef7ae325cbb2/FLAG9aa5e9a3a [2020-11-28 04:42:12,650 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/data/d44eda394/197a796d56af47e0a430ef7ae325cbb2 [2020-11-28 04:42:12,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:12,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:12,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:12,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:12,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:12,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:12" (1/1) ... [2020-11-28 04:42:12,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c962340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:12, skipping insertion in model container [2020-11-28 04:42:12,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:12" (1/1) ... [2020-11-28 04:42:12,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:12,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:13,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:13,209 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:13,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:13,383 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:13,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:13 WrapperNode [2020-11-28 04:42:13,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:13,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:13,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:13,386 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:13,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:13" (1/1) ... [2020-11-28 04:42:13,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:13" (1/1) ... [2020-11-28 04:42:13,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:13,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:13,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:13,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:13,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:13" (1/1) ... [2020-11-28 04:42:13,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:13" (1/1) ... [2020-11-28 04:42:13,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:13" (1/1) ... [2020-11-28 04:42:13,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:13" (1/1) ... [2020-11-28 04:42:13,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:13" (1/1) ... [2020-11-28 04:42:13,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:13" (1/1) ... [2020-11-28 04:42:13,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:13" (1/1) ... [2020-11-28 04:42:13,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:13,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:13,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:13,512 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:13,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/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 [2020-11-28 04:42:13,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:42:13,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:42:13,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:42:13,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:42:13,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:13,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:42:13,596 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-28 04:42:13,597 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-28 04:42:13,597 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-28 04:42:13,597 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-28 04:42:13,597 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-28 04:42:13,597 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-28 04:42:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-11-28 04:42:13,598 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-11-28 04:42:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:42:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:42:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:13,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:13,601 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:42:16,770 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:16,770 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:42:16,771 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L754 is neither atomic block end nor error location. [2020-11-28 04:42:16,773 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) [2020-11-28 04:42:16,779 INFO L168 Benchmark]: Toolchain (without parser) took 4121.10 ms. Allocated memory was 94.4 MB in the beginning and 142.6 MB in the end (delta: 48.2 MB). Free memory was 62.8 MB in the beginning and 99.1 MB in the end (delta: -36.3 MB). Peak memory consumption was 56.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:16,780 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 94.4 MB. Free memory was 53.9 MB in the beginning and 53.9 MB in the end (delta: 35.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:16,781 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.33 ms. Allocated memory is still 94.4 MB. Free memory was 62.5 MB in the beginning and 45.6 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:16,782 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.51 ms. Allocated memory is still 94.4 MB. Free memory was 45.6 MB in the beginning and 43.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:16,783 INFO L168 Benchmark]: Boogie Preprocessor took 59.11 ms. Allocated memory is still 94.4 MB. Free memory was 43.4 MB in the beginning and 41.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:16,784 INFO L168 Benchmark]: RCFGBuilder took 3263.40 ms. Allocated memory was 94.4 MB in the beginning and 142.6 MB in the end (delta: 48.2 MB). Free memory was 41.0 MB in the beginning and 99.1 MB in the end (delta: -58.0 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:16,788 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 94.4 MB. Free memory was 53.9 MB in the beginning and 53.9 MB in the end (delta: 35.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 726.33 ms. Allocated memory is still 94.4 MB. Free memory was 62.5 MB in the beginning and 45.6 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 64.51 ms. Allocated memory is still 94.4 MB. Free memory was 45.6 MB in the beginning and 43.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 59.11 ms. Allocated memory is still 94.4 MB. Free memory was 43.4 MB in the beginning and 41.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3263.40 ms. Allocated memory was 94.4 MB in the beginning and 142.6 MB in the end (delta: 48.2 MB). Free memory was 41.0 MB in the beginning and 99.1 MB in the end (delta: -58.0 MB). Peak memory consumption was 37.7 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:42:19,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:19,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:19,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:19,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:19,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:19,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:19,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:19,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:19,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:19,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:19,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:19,546 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:19,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:19,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:19,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:19,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:19,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:19,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:19,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:19,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:19,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:19,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:19,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:19,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:19,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:19,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:19,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:19,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:19,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:19,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:19,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:19,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:19,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:19,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:19,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:19,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:19,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:19,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:19,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:19,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:19,617 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:42:19,661 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:19,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:19,663 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:19,663 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:19,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:19,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:19,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:19,665 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:19,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:19,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:19,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:19,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:19,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:19,667 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:42:19,668 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:42:19,668 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:42:19,668 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:19,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:19,669 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:19,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:19,670 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:19,670 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:19,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:19,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:19,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:19,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:19,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:19,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:19,672 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:42:19,673 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:42:19,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:19,673 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:42:19,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:42:19,674 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_4c312ccc-5056-4e18-88e3-a8f0efc2e789/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c168b6142a2464e77201546909cedd4c41335398 [2020-11-28 04:42:20,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:20,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:20,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:20,078 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:20,079 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:20,080 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/mix021_power.oepc.i [2020-11-28 04:42:20,165 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/data/3b6ccb112/371eb0b97aba4b5f94ff23ee1458533e/FLAGd4c5d94c1 [2020-11-28 04:42:20,835 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:20,835 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/sv-benchmarks/c/pthread-wmm/mix021_power.oepc.i [2020-11-28 04:42:20,860 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/data/3b6ccb112/371eb0b97aba4b5f94ff23ee1458533e/FLAGd4c5d94c1 [2020-11-28 04:42:21,103 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/bin/ukojak/data/3b6ccb112/371eb0b97aba4b5f94ff23ee1458533e [2020-11-28 04:42:21,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:21,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:21,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:21,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:21,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:21,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:21" (1/1) ... [2020-11-28 04:42:21,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d2071e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:21, skipping insertion in model container [2020-11-28 04:42:21,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:21" (1/1) ... [2020-11-28 04:42:21,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:21,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:21,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:21,731 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:21,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:21,927 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:21,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:21 WrapperNode [2020-11-28 04:42:21,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:21,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:21,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:21,929 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:21,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:21" (1/1) ... [2020-11-28 04:42:21,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:21" (1/1) ... [2020-11-28 04:42:21,982 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:21,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:21,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:21,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:21,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:21" (1/1) ... [2020-11-28 04:42:21,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:21" (1/1) ... [2020-11-28 04:42:22,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:21" (1/1) ... [2020-11-28 04:42:22,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:21" (1/1) ... [2020-11-28 04:42:22,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:21" (1/1) ... [2020-11-28 04:42:22,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:21" (1/1) ... [2020-11-28 04:42:22,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:21" (1/1) ... [2020-11-28 04:42:22,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:22,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:22,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:22,038 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:22,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c312ccc-5056-4e18-88e3-a8f0efc2e789/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 [2020-11-28 04:42:22,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:42:22,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:42:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:42:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:42:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:42:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:42:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-28 04:42:22,109 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-28 04:42:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-28 04:42:22,109 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-28 04:42:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-28 04:42:22,109 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-28 04:42:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-11-28 04:42:22,109 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-11-28 04:42:22,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:42:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:22,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:22,114 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:42:25,161 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:25,161 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:42:25,162 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L754 is neither atomic block end nor error location. [2020-11-28 04:42:25,163 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) [2020-11-28 04:42:25,172 INFO L168 Benchmark]: Toolchain (without parser) took 4054.33 ms. Allocated memory was 50.3 MB in the beginning and 88.1 MB in the end (delta: 37.7 MB). Free memory was 24.7 MB in the beginning and 38.6 MB in the end (delta: -13.9 MB). Peak memory consumption was 40.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:25,173 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 50.3 MB. Free memory was 32.7 MB in the beginning and 32.7 MB in the end (delta: 32.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:25,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 810.32 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 24.5 MB in the beginning and 39.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:25,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.93 ms. Allocated memory is still 60.8 MB. Free memory was 39.3 MB in the beginning and 36.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:25,175 INFO L168 Benchmark]: Boogie Preprocessor took 54.72 ms. Allocated memory is still 60.8 MB. Free memory was 36.8 MB in the beginning and 34.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:25,176 INFO L168 Benchmark]: RCFGBuilder took 3131.66 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 34.0 MB in the beginning and 38.6 MB in the end (delta: -4.6 MB). Peak memory consumption was 37.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:25,180 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 50.3 MB. Free memory was 32.7 MB in the beginning and 32.7 MB in the end (delta: 32.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 810.32 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 24.5 MB in the beginning and 39.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 52.93 ms. Allocated memory is still 60.8 MB. Free memory was 39.3 MB in the beginning and 36.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 54.72 ms. Allocated memory is still 60.8 MB. Free memory was 36.8 MB in the beginning and 34.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3131.66 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 34.0 MB in the beginning and 38.6 MB in the end (delta: -4.6 MB). Peak memory consumption was 37.3 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...