./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/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 5bd054bc85d95568068ece45c0a2a95024023f3f ........................................................................................................................................................................................................ 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_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/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 5bd054bc85d95568068ece45c0a2a95024023f3f ............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:16:30,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:16:30,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:16:31,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:16:31,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:16:31,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:16:31,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:16:31,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:16:31,071 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:16:31,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:16:31,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:16:31,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:16:31,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:16:31,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:16:31,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:16:31,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:16:31,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:16:31,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:16:31,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:16:31,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:16:31,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:16:31,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:16:31,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:16:31,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:16:31,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:16:31,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:16:31,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:16:31,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:16:31,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:16:31,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:16:31,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:16:31,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:16:31,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:16:31,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:16:31,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:16:31,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:16:31,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:16:31,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:16:31,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:16:31,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:16:31,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:16:31,148 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:16:31,193 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:16:31,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:16:31,194 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:16:31,194 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:16:31,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:16:31,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:16:31,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:16:31,200 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:16:31,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:16:31,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:16:31,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:16:31,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:16:31,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:16:31,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:16:31,202 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:16:31,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:16:31,203 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:16:31,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:16:31,203 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:16:31,203 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:16:31,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:16:31,204 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:16:31,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:16:31,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:16:31,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:16:31,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:16:31,205 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:16:31,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:16:31,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:16:31,207 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_c55f0571-bea3-4227-a436-78ede745f780/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bd054bc85d95568068ece45c0a2a95024023f3f [2020-12-01 18:16:31,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:16:31,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:16:31,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:16:31,572 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:16:31,575 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:16:31,576 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2020-12-01 18:16:31,664 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/data/0604ba375/4ce3391c2b154e759d196983ca9a2152/FLAGa72afcdb3 [2020-12-01 18:16:32,341 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:16:32,341 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2020-12-01 18:16:32,375 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/data/0604ba375/4ce3391c2b154e759d196983ca9a2152/FLAGa72afcdb3 [2020-12-01 18:16:32,590 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/data/0604ba375/4ce3391c2b154e759d196983ca9a2152 [2020-12-01 18:16:32,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:16:32,594 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:16:32,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:16:32,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:16:32,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:16:32,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:16:32" (1/1) ... [2020-12-01 18:16:32,615 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 01.12 06:16:32, skipping insertion in model container [2020-12-01 18:16:32,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:16:32" (1/1) ... [2020-12-01 18:16:32,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:16:32,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:16:33,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:16:33,136 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:16:33,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:16:33,316 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:16:33,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:33 WrapperNode [2020-12-01 18:16:33,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:16:33,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:16:33,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:16:33,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:16:33,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:33" (1/1) ... [2020-12-01 18:16:33,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:33" (1/1) ... [2020-12-01 18:16:33,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:16:33,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:16:33,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:16:33,427 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:16:33,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:33" (1/1) ... [2020-12-01 18:16:33,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:33" (1/1) ... [2020-12-01 18:16:33,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:33" (1/1) ... [2020-12-01 18:16:33,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:33" (1/1) ... [2020-12-01 18:16:33,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:33" (1/1) ... [2020-12-01 18:16:33,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:33" (1/1) ... [2020-12-01 18:16:33,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:33" (1/1) ... [2020-12-01 18:16:33,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:16:33,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:16:33,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:16:33,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:16:33,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:16:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:16:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:16:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:16:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:16:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 18:16:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:16:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:16:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-01 18:16:33,620 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-01 18:16:33,621 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-01 18:16:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-01 18:16:33,621 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-01 18:16:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-01 18:16:33,622 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-12-01 18:16:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-12-01 18:16:33,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:16:33,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 18:16:33,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:16:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:16:33,625 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:16:38,477 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:16:38,478 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 18:16:38,479 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L798 is neither atomic block end nor error location. [2020-12-01 18:16:38,480 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:16:38,485 INFO L168 Benchmark]: Toolchain (without parser) took 5890.20 ms. Allocated memory was 90.2 MB in the beginning and 186.6 MB in the end (delta: 96.5 MB). Free memory was 59.0 MB in the beginning and 120.9 MB in the end (delta: -61.9 MB). Peak memory consumption was 79.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:38,486 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 90.2 MB. Free memory was 47.1 MB in the beginning and 47.1 MB in the end (delta: 39.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:16:38,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.74 ms. Allocated memory is still 90.2 MB. Free memory was 58.8 MB in the beginning and 40.5 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:38,488 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.18 ms. Allocated memory is still 90.2 MB. Free memory was 40.5 MB in the beginning and 38.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:38,489 INFO L168 Benchmark]: Boogie Preprocessor took 93.38 ms. Allocated memory is still 90.2 MB. Free memory was 38.1 MB in the beginning and 34.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:38,490 INFO L168 Benchmark]: RCFGBuilder took 4962.88 ms. Allocated memory was 90.2 MB in the beginning and 186.6 MB in the end (delta: 96.5 MB). Free memory was 34.8 MB in the beginning and 120.9 MB in the end (delta: -86.1 MB). Peak memory consumption was 58.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:38,493 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 90.2 MB. Free memory was 47.1 MB in the beginning and 47.1 MB in the end (delta: 39.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 722.74 ms. Allocated memory is still 90.2 MB. Free memory was 58.8 MB in the beginning and 40.5 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 106.18 ms. Allocated memory is still 90.2 MB. Free memory was 40.5 MB in the beginning and 38.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 93.38 ms. Allocated memory is still 90.2 MB. Free memory was 38.1 MB in the beginning and 34.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4962.88 ms. Allocated memory was 90.2 MB in the beginning and 186.6 MB in the end (delta: 96.5 MB). Free memory was 34.8 MB in the beginning and 120.9 MB in the end (delta: -86.1 MB). Peak memory consumption was 58.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:16:41,210 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:16:41,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:16:41,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:16:41,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:16:41,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:16:41,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:16:41,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:16:41,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:16:41,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:16:41,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:16:41,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:16:41,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:16:41,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:16:41,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:16:41,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:16:41,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:16:41,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:16:41,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:16:41,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:16:41,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:16:41,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:16:41,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:16:41,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:16:41,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:16:41,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:16:41,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:16:41,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:16:41,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:16:41,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:16:41,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:16:41,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:16:41,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:16:41,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:16:41,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:16:41,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:16:41,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:16:41,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:16:41,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:16:41,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:16:41,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:16:41,322 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 18:16:41,347 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:16:41,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:16:41,349 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:16:41,349 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:16:41,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:16:41,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:16:41,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:16:41,352 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:16:41,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:16:41,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:16:41,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:16:41,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:16:41,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:16:41,354 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:16:41,354 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:16:41,355 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:16:41,355 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:16:41,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:16:41,356 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:16:41,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:16:41,357 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:16:41,357 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:16:41,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:16:41,358 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:16:41,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:16:41,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:16:41,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:16:41,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:16:41,359 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:16:41,360 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:16:41,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:16:41,360 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:16:41,361 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:16:41,361 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_c55f0571-bea3-4227-a436-78ede745f780/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bd054bc85d95568068ece45c0a2a95024023f3f [2020-12-01 18:16:41,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:16:41,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:16:41,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:16:41,831 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:16:41,832 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:16:41,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2020-12-01 18:16:41,914 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/data/74bf52754/a2811094276c44e2b213f0aee77175e7/FLAG4ed676fda [2020-12-01 18:16:42,663 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:16:42,663 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2020-12-01 18:16:42,681 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/data/74bf52754/a2811094276c44e2b213f0aee77175e7/FLAG4ed676fda [2020-12-01 18:16:42,851 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/data/74bf52754/a2811094276c44e2b213f0aee77175e7 [2020-12-01 18:16:42,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:16:42,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:16:42,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:16:42,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:16:42,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:16:42,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:16:42" (1/1) ... [2020-12-01 18:16:42,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64491ce3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:42, skipping insertion in model container [2020-12-01 18:16:42,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:16:42" (1/1) ... [2020-12-01 18:16:42,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:16:42,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:16:43,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:16:43,464 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:16:43,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:16:43,714 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:16:43,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:43 WrapperNode [2020-12-01 18:16:43,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:16:43,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:16:43,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:16:43,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:16:43,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:43" (1/1) ... [2020-12-01 18:16:43,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:43" (1/1) ... [2020-12-01 18:16:43,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:16:43,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:16:43,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:16:43,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:16:43,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:43" (1/1) ... [2020-12-01 18:16:43,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:43" (1/1) ... [2020-12-01 18:16:43,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:43" (1/1) ... [2020-12-01 18:16:43,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:43" (1/1) ... [2020-12-01 18:16:43,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:43" (1/1) ... [2020-12-01 18:16:43,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:43" (1/1) ... [2020-12-01 18:16:43,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:43" (1/1) ... [2020-12-01 18:16:43,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:16:43,886 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:16:43,886 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:16:43,886 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:16:43,887 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c55f0571-bea3-4227-a436-78ede745f780/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:16:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 18:16:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:16:43,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:16:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 18:16:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:16:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:16:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 18:16:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:16:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 18:16:43,979 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-01 18:16:43,979 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-01 18:16:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-01 18:16:43,980 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-01 18:16:43,981 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-01 18:16:43,981 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-01 18:16:43,981 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-12-01 18:16:43,981 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-12-01 18:16:43,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 18:16:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:16:43,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:16:43,990 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:16:48,831 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:16:48,831 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 18:16:48,832 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L798 is neither atomic block end nor error location. [2020-12-01 18:16:48,833 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:16:48,840 INFO L168 Benchmark]: Toolchain (without parser) took 5981.07 ms. Allocated memory was 71.3 MB in the beginning and 174.1 MB in the end (delta: 102.8 MB). Free memory was 52.9 MB in the beginning and 63.6 MB in the end (delta: -10.7 MB). Peak memory consumption was 91.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:48,841 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 71.3 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:16:48,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 857.87 ms. Allocated memory was 71.3 MB in the beginning and 107.0 MB in the end (delta: 35.7 MB). Free memory was 52.6 MB in the beginning and 82.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:48,845 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.94 ms. Allocated memory is still 107.0 MB. Free memory was 82.5 MB in the beginning and 79.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:48,846 INFO L168 Benchmark]: Boogie Preprocessor took 80.93 ms. Allocated memory is still 107.0 MB. Free memory was 79.9 MB in the beginning and 76.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:48,847 INFO L168 Benchmark]: RCFGBuilder took 4951.79 ms. Allocated memory was 107.0 MB in the beginning and 174.1 MB in the end (delta: 67.1 MB). Free memory was 76.2 MB in the beginning and 63.6 MB in the end (delta: 12.5 MB). Peak memory consumption was 80.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:48,859 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 71.3 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 857.87 ms. Allocated memory was 71.3 MB in the beginning and 107.0 MB in the end (delta: 35.7 MB). Free memory was 52.6 MB in the beginning and 82.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.94 ms. Allocated memory is still 107.0 MB. Free memory was 82.5 MB in the beginning and 79.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 80.93 ms. Allocated memory is still 107.0 MB. Free memory was 79.9 MB in the beginning and 76.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4951.79 ms. Allocated memory was 107.0 MB in the beginning and 174.1 MB in the end (delta: 67.1 MB). Free memory was 76.2 MB in the beginning and 63.6 MB in the end (delta: 12.5 MB). Peak memory consumption was 80.6 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...