./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix004.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix004.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ --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 81dfcecae183e47a2274a923e55daf761c46d6146ab2c58970ae115599afe231 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:04:13,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:04:13,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:04:13,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:04:13,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:04:13,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:04:13,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:04:13,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:04:13,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:04:13,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:04:13,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:04:13,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:04:13,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:04:13,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:04:13,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:04:13,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:04:13,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:04:13,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:04:13,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:04:13,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:04:13,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:04:13,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:04:13,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:04:13,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:04:13,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:04:13,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:04:13,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:04:13,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:04:13,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:04:13,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:04:13,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:04:13,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:04:13,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:04:13,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:04:13,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:04:13,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:04:13,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:04:13,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:04:13,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:04:13,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:04:13,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:04:13,180 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:04:13,212 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:04:13,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:04:13,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:04:13,214 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:04:13,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:04:13,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:04:13,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:04:13,216 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:04:13,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:04:13,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:04:13,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:04:13,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:04:13,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:04:13,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:04:13,218 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:04:13,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:04:13,218 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:04:13,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:04:13,219 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:04:13,219 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:04:13,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:04:13,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:04:13,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:04:13,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:04:13,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:04:13,221 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:04:13,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:04:13,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:04:13,222 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_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81dfcecae183e47a2274a923e55daf761c46d6146ab2c58970ae115599afe231 [2021-11-23 01:04:13,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:04:13,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:04:13,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:04:13,562 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:04:13,563 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:04:13,565 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/mix004.oepc.i [2021-11-23 01:04:13,645 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/data/c8b57ab94/3b32dffba383461b97e7a750fb15c967/FLAG045cd3813 [2021-11-23 01:04:14,256 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:04:14,257 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/sv-benchmarks/c/pthread-wmm/mix004.oepc.i [2021-11-23 01:04:14,278 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/data/c8b57ab94/3b32dffba383461b97e7a750fb15c967/FLAG045cd3813 [2021-11-23 01:04:14,555 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/data/c8b57ab94/3b32dffba383461b97e7a750fb15c967 [2021-11-23 01:04:14,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:04:14,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:04:14,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:04:14,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:04:14,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:04:14,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:04:14" (1/1) ... [2021-11-23 01:04:14,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c77927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:14, skipping insertion in model container [2021-11-23 01:04:14,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:04:14" (1/1) ... [2021-11-23 01:04:14,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:04:14,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:04:14,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/sv-benchmarks/c/pthread-wmm/mix004.oepc.i[945,958] [2021-11-23 01:04:15,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:04:15,382 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:04:15,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/sv-benchmarks/c/pthread-wmm/mix004.oepc.i[945,958] [2021-11-23 01:04:15,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:04:15,537 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:04:15,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:15 WrapperNode [2021-11-23 01:04:15,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:04:15,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:04:15,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:04:15,542 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:04:15,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:15" (1/1) ... [2021-11-23 01:04:15,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:15" (1/1) ... [2021-11-23 01:04:15,665 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2021-11-23 01:04:15,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:04:15,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:04:15,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:04:15,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:04:15,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:15" (1/1) ... [2021-11-23 01:04:15,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:15" (1/1) ... [2021-11-23 01:04:15,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:15" (1/1) ... [2021-11-23 01:04:15,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:15" (1/1) ... [2021-11-23 01:04:15,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:15" (1/1) ... [2021-11-23 01:04:15,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:15" (1/1) ... [2021-11-23 01:04:15,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:15" (1/1) ... [2021-11-23 01:04:15,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:04:15,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:04:15,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:04:15,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:04:15,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:15" (1/1) ... [2021-11-23 01:04:15,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:04:15,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:04:15,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:04:15,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:04:15,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:04:15,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:04:15,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:04:15,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:04:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:04:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:04:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:04:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 01:04:15,876 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 01:04:15,877 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 01:04:15,877 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 01:04:15,877 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 01:04:15,877 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 01:04:15,877 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 01:04:15,878 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 01:04:15,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:04:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:04:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:04:15,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:04:15,881 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:04:16,120 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:04:16,122 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:04:16,749 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:04:17,392 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:04:17,392 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:04:17,394 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L760 is neither atomic block end nor a sink node. [2021-11-23 01:04:17,395 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:304) 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) [2021-11-23 01:04:17,401 INFO L158 Benchmark]: Toolchain (without parser) took 2836.06ms. Allocated memory is still 134.2MB. Free memory was 102.3MB in the beginning and 62.7MB in the end (delta: 39.6MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2021-11-23 01:04:17,403 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 90.2MB. Free memory was 46.8MB in the beginning and 46.7MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:04:17,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 963.98ms. Allocated memory is still 134.2MB. Free memory was 102.0MB in the beginning and 95.6MB in the end (delta: 6.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:04:17,407 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.40ms. Allocated memory is still 134.2MB. Free memory was 95.6MB in the beginning and 92.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:04:17,409 INFO L158 Benchmark]: Boogie Preprocessor took 90.26ms. Allocated memory is still 134.2MB. Free memory was 92.8MB in the beginning and 90.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:04:17,410 INFO L158 Benchmark]: RCFGBuilder took 1639.24ms. Allocated memory is still 134.2MB. Free memory was 90.7MB in the beginning and 62.7MB in the end (delta: 27.9MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2021-11-23 01:04:17,421 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 90.2MB. Free memory was 46.8MB in the beginning and 46.7MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 963.98ms. Allocated memory is still 134.2MB. Free memory was 102.0MB in the beginning and 95.6MB in the end (delta: 6.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.40ms. Allocated memory is still 134.2MB. Free memory was 95.6MB in the beginning and 92.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.26ms. Allocated memory is still 134.2MB. Free memory was 92.8MB in the beginning and 90.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1639.24ms. Allocated memory is still 134.2MB. Free memory was 90.7MB in the beginning and 62.7MB in the end (delta: 27.9MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:04:17,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix004.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ --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 81dfcecae183e47a2274a923e55daf761c46d6146ab2c58970ae115599afe231 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:04:20,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:04:20,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:04:20,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:04:20,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:04:20,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:04:20,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:04:20,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:04:20,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:04:20,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:04:20,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:04:20,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:04:20,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:04:20,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:04:20,241 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:04:20,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:04:20,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:04:20,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:04:20,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:04:20,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:04:20,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:04:20,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:04:20,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:04:20,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:04:20,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:04:20,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:04:20,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:04:20,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:04:20,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:04:20,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:04:20,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:04:20,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:04:20,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:04:20,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:04:20,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:04:20,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:04:20,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:04:20,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:04:20,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:04:20,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:04:20,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:04:20,295 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:04:20,346 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:04:20,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:04:20,348 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:04:20,349 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:04:20,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:04:20,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:04:20,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:04:20,351 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:04:20,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:04:20,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:04:20,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:04:20,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:04:20,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:04:20,354 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:04:20,354 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:04:20,354 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:04:20,355 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:04:20,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:04:20,355 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:04:20,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:04:20,356 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:04:20,356 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:04:20,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:04:20,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:04:20,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:04:20,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:04:20,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:04:20,358 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:04:20,358 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:04:20,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:04:20,359 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:04:20,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:04:20,360 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_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81dfcecae183e47a2274a923e55daf761c46d6146ab2c58970ae115599afe231 [2021-11-23 01:04:20,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:04:20,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:04:20,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:04:20,841 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:04:20,841 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:04:20,843 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/mix004.oepc.i [2021-11-23 01:04:20,920 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/data/e50d78355/d94017de6da246bcad7d7b2cacd0bf2f/FLAGdde982087 [2021-11-23 01:04:21,650 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:04:21,650 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/sv-benchmarks/c/pthread-wmm/mix004.oepc.i [2021-11-23 01:04:21,678 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/data/e50d78355/d94017de6da246bcad7d7b2cacd0bf2f/FLAGdde982087 [2021-11-23 01:04:21,853 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/data/e50d78355/d94017de6da246bcad7d7b2cacd0bf2f [2021-11-23 01:04:21,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:04:21,859 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:04:21,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:04:21,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:04:21,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:04:21,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:04:21" (1/1) ... [2021-11-23 01:04:21,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73915461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:21, skipping insertion in model container [2021-11-23 01:04:21,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:04:21" (1/1) ... [2021-11-23 01:04:21,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:04:21,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:04:22,224 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/sv-benchmarks/c/pthread-wmm/mix004.oepc.i[945,958] [2021-11-23 01:04:22,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:04:22,479 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:04:22,492 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/sv-benchmarks/c/pthread-wmm/mix004.oepc.i[945,958] [2021-11-23 01:04:22,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:04:22,644 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:04:22,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:22 WrapperNode [2021-11-23 01:04:22,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:04:22,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:04:22,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:04:22,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:04:22,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:22" (1/1) ... [2021-11-23 01:04:22,700 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:22" (1/1) ... [2021-11-23 01:04:22,749 INFO L137 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 131 [2021-11-23 01:04:22,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:04:22,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:04:22,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:04:22,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:04:22,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:22" (1/1) ... [2021-11-23 01:04:22,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:22" (1/1) ... [2021-11-23 01:04:22,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:22" (1/1) ... [2021-11-23 01:04:22,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:22" (1/1) ... [2021-11-23 01:04:22,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:22" (1/1) ... [2021-11-23 01:04:22,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:22" (1/1) ... [2021-11-23 01:04:22,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:22" (1/1) ... [2021-11-23 01:04:22,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:04:22,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:04:22,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:04:22,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:04:22,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:22" (1/1) ... [2021-11-23 01:04:22,840 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:04:22,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:04:22,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:04:22,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:04:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:04:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:04:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:04:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:04:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:04:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:04:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:04:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:04:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 01:04:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 01:04:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 01:04:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 01:04:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 01:04:22,911 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 01:04:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 01:04:22,911 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 01:04:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:04:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:04:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:04:22,913 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:04:23,160 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:04:23,162 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:04:23,785 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:04:24,188 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:04:24,188 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:04:24,189 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L760 is neither atomic block end nor a sink node. [2021-11-23 01:04:24,190 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:304) 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) [2021-11-23 01:04:24,200 INFO L158 Benchmark]: Toolchain (without parser) took 2338.49ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 34.3MB in the beginning and 53.4MB in the end (delta: -19.0MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2021-11-23 01:04:24,200 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:04:24,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 782.05ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 34.1MB in the beginning and 49.6MB in the end (delta: -15.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-11-23 01:04:24,203 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.07ms. Allocated memory is still 81.8MB. Free memory was 49.6MB in the beginning and 47.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:04:24,204 INFO L158 Benchmark]: Boogie Preprocessor took 78.47ms. Allocated memory is still 81.8MB. Free memory was 47.2MB in the beginning and 44.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:04:24,205 INFO L158 Benchmark]: RCFGBuilder took 1365.28ms. Allocated memory is still 81.8MB. Free memory was 44.4MB in the beginning and 53.4MB in the end (delta: -9.0MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2021-11-23 01:04:24,215 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 782.05ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 34.1MB in the beginning and 49.6MB in the end (delta: -15.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.07ms. Allocated memory is still 81.8MB. Free memory was 49.6MB in the beginning and 47.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.47ms. Allocated memory is still 81.8MB. Free memory was 47.2MB in the beginning and 44.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1365.28ms. Allocated memory is still 81.8MB. Free memory was 44.4MB in the beginning and 53.4MB in the end (delta: -9.0MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:04:24,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04916e66-6d7c-4832-8861-487ef4ac3166/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- 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?