./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:07:17,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:07:17,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:07:17,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:07:17,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:07:17,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:07:17,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:07:17,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:07:17,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:07:17,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:07:17,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:07:17,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:07:17,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:07:17,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:07:17,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:07:17,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:07:17,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:07:17,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:07:17,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:07:17,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:07:17,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:07:17,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:07:17,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:07:17,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:07:17,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:07:17,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:07:17,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:07:17,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:07:17,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:07:17,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:07:17,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:07:17,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:07:17,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:07:17,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:07:17,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:07:17,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:07:17,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:07:17,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:07:17,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:07:17,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:07:17,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:07:17,326 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-20 12:07:17,349 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:07:17,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:07:17,350 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:07:17,350 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:07:17,351 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:07:17,351 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:07:17,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:07:17,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:07:17,353 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:07:17,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:07:17,353 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 12:07:17,353 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 12:07:17,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:07:17,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 12:07:17,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:07:17,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:07:17,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:07:17,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:07:17,355 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-20 12:07:17,364 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 12:07:17,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:07:17,364 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:07:17,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:07:17,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:07:17,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:07:17,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:07:17,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:07:17,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:07:17,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:07:17,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:07:17,367 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:07:17,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 12:07:17,368 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:07:17,368 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:07:17,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:07:17,368 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_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 [2022-11-20 12:07:17,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:07:17,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:07:17,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:07:17,746 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:07:17,746 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:07:17,748 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i [2022-11-20 12:07:20,908 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:07:21,196 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:07:21,197 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/sv-benchmarks/c/pthread-wmm/mix002.oepc.i [2022-11-20 12:07:21,217 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN/data/1436f2b08/e7e234b0118e4e219e116def1dcf29fc/FLAG38902a383 [2022-11-20 12:07:21,233 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN/data/1436f2b08/e7e234b0118e4e219e116def1dcf29fc [2022-11-20 12:07:21,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:07:21,240 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:07:21,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:07:21,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:07:21,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:07:21,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:07:21" (1/1) ... [2022-11-20 12:07:21,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63d4fcab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:21, skipping insertion in model container [2022-11-20 12:07:21,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:07:21" (1/1) ... [2022-11-20 12:07:21,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:07:21,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:07:21,478 WARN L237 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_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/sv-benchmarks/c/pthread-wmm/mix002.oepc.i[945,958] [2022-11-20 12:07:21,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:07:21,812 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:07:21,825 WARN L237 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_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/sv-benchmarks/c/pthread-wmm/mix002.oepc.i[945,958] [2022-11-20 12:07:21,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:07:21,955 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:07:21,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:21 WrapperNode [2022-11-20 12:07:21,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:07:21,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:07:21,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:07:21,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:07:21,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:21" (1/1) ... [2022-11-20 12:07:21,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:21" (1/1) ... [2022-11-20 12:07:22,031 INFO L138 Inliner]: procedures = 176, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 523 [2022-11-20 12:07:22,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:07:22,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:07:22,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:07:22,033 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:07:22,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:21" (1/1) ... [2022-11-20 12:07:22,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:21" (1/1) ... [2022-11-20 12:07:22,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:21" (1/1) ... [2022-11-20 12:07:22,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:21" (1/1) ... [2022-11-20 12:07:22,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:21" (1/1) ... [2022-11-20 12:07:22,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:21" (1/1) ... [2022-11-20 12:07:22,093 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:21" (1/1) ... [2022-11-20 12:07:22,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:21" (1/1) ... [2022-11-20 12:07:22,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:07:22,112 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:07:22,112 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:07:22,112 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:07:22,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:21" (1/1) ... [2022-11-20 12:07:22,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:07:22,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:22,181 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:22,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8b1ae5-cf3b-4f57-80c1-5a09e0005ab6/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 12:07:22,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 12:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 12:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 12:07:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 12:07:22,245 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 12:07:22,246 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 12:07:22,246 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 12:07:22,246 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 12:07:22,246 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 12:07:22,246 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 12:07:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 12:07:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 12:07:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:07:22,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:07:22,250 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 12:07:22,589 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:07:22,598 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:07:24,158 INFO L276 CfgBuilder]: Performing block encoding