./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix005_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 2329fc70 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_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix005_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8 --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 c22ca6d642b28badc1dc02a5cc527ddbb1f35b5d6d2e3ba3e8f314e81f0fd465 --- 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-2329fc7 [2022-12-13 18:01:05,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 18:01:05,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 18:01:05,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 18:01:05,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 18:01:05,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 18:01:05,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 18:01:05,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 18:01:05,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 18:01:05,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 18:01:05,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 18:01:05,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 18:01:05,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 18:01:05,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 18:01:05,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 18:01:05,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 18:01:05,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 18:01:05,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 18:01:05,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 18:01:05,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 18:01:05,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 18:01:05,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 18:01:05,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 18:01:05,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 18:01:05,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 18:01:05,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 18:01:05,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 18:01:05,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 18:01:05,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 18:01:05,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 18:01:05,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 18:01:05,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 18:01:05,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 18:01:05,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 18:01:05,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 18:01:05,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 18:01:05,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 18:01:05,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 18:01:05,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 18:01:05,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 18:01:05,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 18:01:05,668 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-12-13 18:01:05,683 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 18:01:05,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 18:01:05,684 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 18:01:05,684 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 18:01:05,684 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 18:01:05,684 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 18:01:05,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 18:01:05,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 18:01:05,685 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 18:01:05,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 18:01:05,685 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 18:01:05,686 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 18:01:05,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 18:01:05,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 18:01:05,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 18:01:05,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 18:01:05,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 18:01:05,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 18:01:05,686 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-13 18:01:05,686 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 18:01:05,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 18:01:05,687 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 18:01:05,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 18:01:05,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 18:01:05,687 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 18:01:05,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 18:01:05,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:01:05,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 18:01:05,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 18:01:05,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 18:01:05,688 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 18:01:05,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 18:01:05,688 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 18:01:05,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 18:01:05,688 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 18:01:05,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 18:01:05,688 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 18:01:05,688 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_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c22ca6d642b28badc1dc02a5cc527ddbb1f35b5d6d2e3ba3e8f314e81f0fd465 [2022-12-13 18:01:05,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 18:01:05,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 18:01:05,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 18:01:05,927 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 18:01:05,927 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 18:01:05,929 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/pthread-wmm/mix005_tso.oepc.i [2022-12-13 18:01:08,629 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 18:01:08,845 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 18:01:08,845 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/sv-benchmarks/c/pthread-wmm/mix005_tso.oepc.i [2022-12-13 18:01:08,858 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8/data/de73d7b08/d42174c6a2524847b85535cdd4786962/FLAG34eb0ee2f [2022-12-13 18:01:08,869 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8/data/de73d7b08/d42174c6a2524847b85535cdd4786962 [2022-12-13 18:01:08,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 18:01:08,872 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 18:01:08,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 18:01:08,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 18:01:08,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 18:01:08,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:01:08" (1/1) ... [2022-12-13 18:01:08,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e458991 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:08, skipping insertion in model container [2022-12-13 18:01:08,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:01:08" (1/1) ... [2022-12-13 18:01:08,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 18:01:08,926 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 18:01:09,041 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_ae904834-6442-4601-8557-7c76210f8631/sv-benchmarks/c/pthread-wmm/mix005_tso.oepc.i[949,962] [2022-12-13 18:01:09,150 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,154 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,154 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,155 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,155 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,159 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,160 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,160 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,161 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,164 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,164 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,164 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,164 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,168 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,168 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,169 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,170 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,170 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,170 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,171 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,171 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,171 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,172 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,175 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,175 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,176 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,176 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,177 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,177 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,177 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,178 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,178 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,178 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,182 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,182 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,183 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,188 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,189 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,189 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,193 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,193 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,205 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:01:09,214 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 18:01:09,223 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_ae904834-6442-4601-8557-7c76210f8631/sv-benchmarks/c/pthread-wmm/mix005_tso.oepc.i[949,962] [2022-12-13 18:01:09,237 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,237 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,237 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,238 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,238 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,241 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,241 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,241 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,242 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,244 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,244 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,244 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,244 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,247 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,248 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,248 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,249 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,249 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,249 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,250 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,250 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,250 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,250 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,253 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,253 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,254 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,254 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,254 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,255 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,255 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,255 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,255 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,256 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,258 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,259 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,259 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,262 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,262 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,263 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,265 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,265 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 18:01:09,274 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 18:01:09,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:01:09,297 INFO L208 MainTranslator]: Completed translation [2022-12-13 18:01:09,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:09 WrapperNode [2022-12-13 18:01:09,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 18:01:09,298 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 18:01:09,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 18:01:09,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 18:01:09,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:09" (1/1) ... [2022-12-13 18:01:09,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:09" (1/1) ... [2022-12-13 18:01:09,349 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 971 [2022-12-13 18:01:09,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 18:01:09,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 18:01:09,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 18:01:09,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 18:01:09,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:09" (1/1) ... [2022-12-13 18:01:09,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:09" (1/1) ... [2022-12-13 18:01:09,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:09" (1/1) ... [2022-12-13 18:01:09,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:09" (1/1) ... [2022-12-13 18:01:09,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:09" (1/1) ... [2022-12-13 18:01:09,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:09" (1/1) ... [2022-12-13 18:01:09,383 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:09" (1/1) ... [2022-12-13 18:01:09,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:09" (1/1) ... [2022-12-13 18:01:09,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 18:01:09,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 18:01:09,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 18:01:09,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 18:01:09,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:09" (1/1) ... [2022-12-13 18:01:09,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:01:09,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:01:09,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 18:01:09,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae904834-6442-4601-8557-7c76210f8631/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 18:01:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 18:01:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 18:01:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 18:01:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 18:01:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 18:01:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-13 18:01:09,455 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-13 18:01:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-13 18:01:09,456 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-13 18:01:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-12-13 18:01:09,456 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-12-13 18:01:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-12-13 18:01:09,456 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-12-13 18:01:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 18:01:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 18:01:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 18:01:09,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 18:01:09,458 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 18:01:09,609 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 18:01:09,611 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 18:01:10,649 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 18:02:59,063 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 18:02:59,063 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 18:02:59,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:02:59 BoogieIcfgContainer [2022-12-13 18:02:59,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 18:02:59,068 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 18:02:59,068 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 18:02:59,071 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 18:02:59,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 06:01:08" (1/3) ... [2022-12-13 18:02:59,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f325dc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:02:59, skipping insertion in model container [2022-12-13 18:02:59,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:09" (2/3) ... [2022-12-13 18:02:59,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f325dc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:02:59, skipping insertion in model container [2022-12-13 18:02:59,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:02:59" (3/3) ... [2022-12-13 18:02:59,074 INFO L112 eAbstractionObserver]: Analyzing ICFG mix005_tso.oepc.i [2022-12-13 18:02:59,082 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 18:02:59,089 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 18:02:59,090 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 286 error locations. [2022-12-13 18:02:59,090 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 18:03:02,874 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-13 18:03:02,902 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 439 places, 428 transitions, 876 flow [2022-12-13 18:03:10,502 INFO L130 PetriNetUnfolder]: 2/424 cut-off events. [2022-12-13 18:03:10,502 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 18:03:10,510 INFO L83 FinitePrefix]: Finished finitePrefix Result has 437 conditions, 424 events. 2/424 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 2254 event pairs, 0 based on Foata normal form. 0/136 useless extension candidates. Maximal degree in co-relation 381. Up to 2 conditions per place. [2022-12-13 18:03:10,510 INFO L82 GeneralOperation]: Start removeDead. Operand has 439 places, 428 transitions, 876 flow [2022-12-13 18:03:10,530 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 435 places, 424 transitions, 860 flow [2022-12-13 18:03:10,533 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 18:03:10,540 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 435 places, 424 transitions, 860 flow [2022-12-13 18:03:10,542 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 435 places, 424 transitions, 860 flow [2022-12-13 18:03:10,542 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 435 places, 424 transitions, 860 flow [2022-12-13 18:03:17,883 INFO L130 PetriNetUnfolder]: 2/424 cut-off events. [2022-12-13 18:03:17,883 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 18:03:17,885 INFO L83 FinitePrefix]: Finished finitePrefix Result has 437 conditions, 424 events. 2/424 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 2252 event pairs, 0 based on Foata normal form. 0/136 useless extension candidates. Maximal degree in co-relation 381. Up to 2 conditions per place. [2022-12-13 18:03:17,901 INFO L119 LiptonReduction]: Number of co-enabled transitions 91356 [2022-12-13 18:15:41,861 WARN L233 SmtUtils]: Spent 12.40m on a formula simplification. DAG size of input: 21203 DAG size of output: 1171 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 18:15:51,075 WARN L233 SmtUtils]: Spent 9.18s on a formula simplification. DAG size of input: 1073 DAG size of output: 1070 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)