./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix038_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix038_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc --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 b1e6ad0aca14cacb1f3fe02bd616009a97ed12a62626693737be4e470d14e12e --- 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-5e519f3 [2022-11-02 20:30:31,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:30:31,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:30:31,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:30:31,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:30:31,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:30:31,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:30:31,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:30:31,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:30:31,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:30:31,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:30:31,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:30:31,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:30:31,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:30:31,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:30:31,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:30:31,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:30:31,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:30:31,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:30:31,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:30:31,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:30:31,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:30:31,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:30:31,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:30:31,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:30:31,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:30:31,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:30:31,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:30:31,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:30:31,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:30:31,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:30:31,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:30:31,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:30:31,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:30:31,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:30:31,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:30:31,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:30:31,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:30:31,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:30:31,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:30:31,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:30:31,206 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-02 20:30:31,259 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:30:31,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:30:31,262 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:30:31,263 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:30:31,264 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:30:31,264 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:30:31,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:30:31,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:30:31,266 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:30:31,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:30:31,268 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:30:31,268 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:30:31,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:30:31,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:30:31,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:30:31,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:30:31,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:30:31,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:30:31,270 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-02 20:30:31,271 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:30:31,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:30:31,271 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:30:31,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:30:31,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:30:31,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:30:31,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:30:31,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:30:31,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:30:31,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:30:31,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:30:31,274 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:30:31,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:30:31,275 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:30:31,275 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:30:31,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:30:31,276 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_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1e6ad0aca14cacb1f3fe02bd616009a97ed12a62626693737be4e470d14e12e [2022-11-02 20:30:31,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:30:31,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:30:31,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:30:31,617 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:30:31,618 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:30:31,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/pthread-wmm/mix038_tso.oepc.i [2022-11-02 20:30:31,703 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/data/aeb230a2c/f428ca081c574c43ba2fbb9a722f35a5/FLAG43a8d1aa9 [2022-11-02 20:30:32,337 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:30:32,337 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/sv-benchmarks/c/pthread-wmm/mix038_tso.oepc.i [2022-11-02 20:30:32,364 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/data/aeb230a2c/f428ca081c574c43ba2fbb9a722f35a5/FLAG43a8d1aa9 [2022-11-02 20:30:32,621 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/data/aeb230a2c/f428ca081c574c43ba2fbb9a722f35a5 [2022-11-02 20:30:32,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:30:32,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:30:32,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:30:32,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:30:32,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:30:32,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:30:32" (1/1) ... [2022-11-02 20:30:32,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed012fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:32, skipping insertion in model container [2022-11-02 20:30:32,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:30:32" (1/1) ... [2022-11-02 20:30:32,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:30:32,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:30:33,024 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_ed3b1d49-bd8a-4c59-a354-3df31814a512/sv-benchmarks/c/pthread-wmm/mix038_tso.oepc.i[949,962] [2022-11-02 20:30:33,405 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:30:33,435 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:30:33,450 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_ed3b1d49-bd8a-4c59-a354-3df31814a512/sv-benchmarks/c/pthread-wmm/mix038_tso.oepc.i[949,962] [2022-11-02 20:30:33,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:30:33,576 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:30:33,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33 WrapperNode [2022-11-02 20:30:33,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:30:33,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:30:33,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:30:33,580 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:30:33,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,679 INFO L138 Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 945 [2022-11-02 20:30:33,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:30:33,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:30:33,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:30:33,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:30:33,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,750 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:30:33,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:30:33,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:30:33,776 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:30:33,777 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:30:33,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:30:33,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:30:33,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3b1d49-bd8a-4c59-a354-3df31814a512/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:30:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:30:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-02 20:30:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:30:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:30:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:30:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-02 20:30:33,895 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-02 20:30:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-02 20:30:33,896 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-02 20:30:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-02 20:30:33,896 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-02 20:30:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:30:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-02 20:30:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:30:33,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:30:33,900 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-02 20:30:34,217 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:30:34,220 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:30:36,056 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:32:30,321 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:32:30,322 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:32:30,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:32:30 BoogieIcfgContainer [2022-11-02 20:32:30,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:32:30,328 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:32:30,328 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:32:30,336 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:32:30,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:30:32" (1/3) ... [2022-11-02 20:32:30,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16abe327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:32:30, skipping insertion in model container [2022-11-02 20:32:30,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (2/3) ... [2022-11-02 20:32:30,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16abe327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:32:30, skipping insertion in model container [2022-11-02 20:32:30,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:32:30" (3/3) ... [2022-11-02 20:32:30,347 INFO L112 eAbstractionObserver]: Analyzing ICFG mix038_tso.oepc.i [2022-11-02 20:32:30,361 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-02 20:32:30,373 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:32:30,373 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 248 error locations. [2022-11-02 20:32:30,374 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.