./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix037_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 38b53e6a 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_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R --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 82646a2180350347ed217a12e2836ec5fdce4b0371f5e0f7afa776fd6812fa0f --- 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-38b53e6 [2022-11-25 15:28:02,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:28:02,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:28:02,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:28:02,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:28:02,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:28:02,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:28:02,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:28:02,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:28:02,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:28:02,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:28:02,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:28:02,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:28:02,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:28:02,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:28:02,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:28:02,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:28:02,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:28:02,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:28:02,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:28:02,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:28:02,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:28:02,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:28:02,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:28:02,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:28:02,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:28:02,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:28:02,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:28:02,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:28:02,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:28:02,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:28:02,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:28:02,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:28:02,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:28:02,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:28:02,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:28:02,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:28:02,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:28:02,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:28:02,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:28:02,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:28:02,166 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-25 15:28:02,196 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:28:02,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:28:02,197 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:28:02,197 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:28:02,198 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:28:02,199 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:28:02,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:28:02,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:28:02,200 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:28:02,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:28:02,201 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 15:28:02,201 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 15:28:02,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:28:02,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 15:28:02,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:28:02,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:28:02,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:28:02,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:28:02,204 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-25 15:28:02,204 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 15:28:02,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:28:02,205 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:28:02,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:28:02,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:28:02,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:28:02,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:28:02,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:28:02,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:28:02,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:28:02,207 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:28:02,207 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:28:02,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:28:02,208 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:28:02,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:28:02,208 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:28:02,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:28:02,209 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82646a2180350347ed217a12e2836ec5fdce4b0371f5e0f7afa776fd6812fa0f [2022-11-25 15:28:02,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:28:02,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:28:02,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:28:02,543 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:28:02,543 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:28:02,545 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/pthread-wmm/mix037_power.oepc_pso.oepc_rmo.oepc.i [2022-11-25 15:28:06,313 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:28:06,632 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:28:06,633 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/sv-benchmarks/c/pthread-wmm/mix037_power.oepc_pso.oepc_rmo.oepc.i [2022-11-25 15:28:06,650 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R/data/23a62acda/8ac16337d245490a9e2f2ebc70a8c753/FLAG0ed52c2c6 [2022-11-25 15:28:06,668 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R/data/23a62acda/8ac16337d245490a9e2f2ebc70a8c753 [2022-11-25 15:28:06,676 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:28:06,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:28:06,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:28:06,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:28:06,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:28:06,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:28:06" (1/1) ... [2022-11-25 15:28:06,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73a0a801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:06, skipping insertion in model container [2022-11-25 15:28:06,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:28:06" (1/1) ... [2022-11-25 15:28:06,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:28:06,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:28:06,961 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_15647a22-c7fc-4b87-8b41-eb50e8376f18/sv-benchmarks/c/pthread-wmm/mix037_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2022-11-25 15:28:07,194 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,215 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,215 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,217 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,217 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,236 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,237 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,239 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,249 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,251 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,251 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,252 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,253 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,262 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,265 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,266 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,273 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,276 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,276 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,278 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,278 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,290 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,294 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,296 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,299 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,301 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,301 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,302 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,307 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,313 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,314 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,344 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,365 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,375 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,376 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,387 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,388 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,389 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,394 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,395 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,396 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:28:07,415 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:28:07,435 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_15647a22-c7fc-4b87-8b41-eb50e8376f18/sv-benchmarks/c/pthread-wmm/mix037_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2022-11-25 15:28:07,484 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,492 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,493 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,493 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,494 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,510 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,510 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,511 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,512 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,513 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,513 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,514 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,514 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,519 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,520 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,520 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,521 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,522 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,522 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,523 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,523 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,527 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,528 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,528 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,529 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,530 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,530 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,531 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,531 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,532 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,532 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,545 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,546 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,550 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,550 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,551 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,555 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,556 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,557 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,560 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,561 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 15:28:07,562 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 15:28:07,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:28:07,623 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:28:07,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:07 WrapperNode [2022-11-25 15:28:07,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:28:07,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:28:07,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:28:07,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:28:07,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:07" (1/1) ... [2022-11-25 15:28:07,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:07" (1/1) ... [2022-11-25 15:28:07,763 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 518 [2022-11-25 15:28:07,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:28:07,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:28:07,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:28:07,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:28:07,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:07" (1/1) ... [2022-11-25 15:28:07,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:07" (1/1) ... [2022-11-25 15:28:07,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:07" (1/1) ... [2022-11-25 15:28:07,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:07" (1/1) ... [2022-11-25 15:28:07,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:07" (1/1) ... [2022-11-25 15:28:07,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:07" (1/1) ... [2022-11-25 15:28:07,817 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:07" (1/1) ... [2022-11-25 15:28:07,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:07" (1/1) ... [2022-11-25 15:28:07,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:28:07,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:28:07,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:28:07,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:28:07,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:07" (1/1) ... [2022-11-25 15:28:07,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:28:07,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:28:07,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:28:07,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15647a22-c7fc-4b87-8b41-eb50e8376f18/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:28:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 15:28:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-25 15:28:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:28:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:28:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:28:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-25 15:28:07,935 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-25 15:28:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-25 15:28:07,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-25 15:28:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-25 15:28:07,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-25 15:28:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-25 15:28:07,937 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-25 15:28:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 15:28:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-25 15:28:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:28:07,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:28:07,941 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-25 15:28:08,339 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:28:08,342 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:28:10,356 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:28:55,701 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:28:55,701 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 15:28:55,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:28:55 BoogieIcfgContainer [2022-11-25 15:28:55,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 15:28:55,708 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 15:28:55,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 15:28:55,712 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 15:28:55,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 03:28:06" (1/3) ... [2022-11-25 15:28:55,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e66091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:28:55, skipping insertion in model container [2022-11-25 15:28:55,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:07" (2/3) ... [2022-11-25 15:28:55,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e66091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:28:55, skipping insertion in model container [2022-11-25 15:28:55,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:28:55" (3/3) ... [2022-11-25 15:28:55,716 INFO L112 eAbstractionObserver]: Analyzing ICFG mix037_power.oepc_pso.oepc_rmo.oepc.i [2022-11-25 15:28:55,728 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-25 15:28:55,742 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 15:28:55,742 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 284 error locations. [2022-11-25 15:28:55,742 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-25 15:29:04,805 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-25 15:29:04,859 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 437 places, 426 transitions, 872 flow [2022-11-25 15:29:08,664 INFO L130 PetriNetUnfolder]: 2/422 cut-off events. [2022-11-25 15:29:08,664 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-25 15:29:08,683 INFO L83 FinitePrefix]: Finished finitePrefix Result has 435 conditions, 422 events. 2/422 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 99. Compared 2296 event pairs, 0 based on Foata normal form. 0/136 useless extension candidates. Maximal degree in co-relation 379. Up to 2 conditions per place. [2022-11-25 15:29:08,684 INFO L82 GeneralOperation]: Start removeDead. Operand has 437 places, 426 transitions, 872 flow [2022-11-25 15:29:08,732 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 433 places, 422 transitions, 856 flow [2022-11-25 15:29:08,738 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-25 15:29:08,769 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 433 places, 422 transitions, 856 flow [2022-11-25 15:29:08,780 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 433 places, 422 transitions, 856 flow [2022-11-25 15:29:08,781 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 433 places, 422 transitions, 856 flow [2022-11-25 15:29:12,074 INFO L130 PetriNetUnfolder]: 2/422 cut-off events. [2022-11-25 15:29:12,075 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-25 15:29:12,081 INFO L83 FinitePrefix]: Finished finitePrefix Result has 435 conditions, 422 events. 2/422 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 99. Compared 2273 event pairs, 0 based on Foata normal form. 0/136 useless extension candidates. Maximal degree in co-relation 379. Up to 2 conditions per place. [2022-11-25 15:29:12,131 INFO L119 LiptonReduction]: Number of co-enabled transitions 96432