./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/safe025_power.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_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/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_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe025_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/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_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/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 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 --- 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 16:47:06,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:47:06,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:47:06,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:47:06,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:47:06,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:47:06,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:47:06,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:47:06,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:47:06,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:47:06,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:47:06,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:47:06,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:47:06,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:47:06,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:47:06,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:47:06,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:47:06,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:47:06,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:47:06,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:47:06,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:47:06,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:47:06,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:47:06,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:47:06,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:47:06,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:47:06,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:47:06,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:47:06,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:47:06,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:47:06,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:47:06,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:47:06,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:47:06,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:47:06,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:47:06,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:47:06,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:47:06,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:47:06,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:47:06,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:47:06,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:47:06,471 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-25 16:47:06,499 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:47:06,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:47:06,500 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:47:06,500 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:47:06,501 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:47:06,501 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:47:06,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:47:06,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:47:06,503 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:47:06,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:47:06,503 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 16:47:06,504 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:47:06,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:47:06,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 16:47:06,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:47:06,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:47:06,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:47:06,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:47:06,506 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-25 16:47:06,507 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 16:47:06,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:47:06,508 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:47:06,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:47:06,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:47:06,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:47:06,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:47:06,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:47:06,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:47:06,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:47:06,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:47:06,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 16:47:06,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 16:47:06,512 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:47:06,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:47:06,512 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:47:06,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:47:06,513 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_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 [2022-11-25 16:47:06,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:47:06,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:47:06,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:47:06,885 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:47:06,885 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:47:06,887 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/pthread-wmm/safe025_power.i [2022-11-25 16:47:10,473 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:47:10,795 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:47:10,795 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/sv-benchmarks/c/pthread-wmm/safe025_power.i [2022-11-25 16:47:10,809 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/bin/uautomizer-ZsLfNo2U6R/data/ff438d36b/172433806e534583b2e4d06ed362a816/FLAGfd0ebec5f [2022-11-25 16:47:10,826 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/bin/uautomizer-ZsLfNo2U6R/data/ff438d36b/172433806e534583b2e4d06ed362a816 [2022-11-25 16:47:10,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:47:10,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:47:10,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:47:10,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:47:10,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:47:10,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:47:10" (1/1) ... [2022-11-25 16:47:10,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f7bbe32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:47:10, skipping insertion in model container [2022-11-25 16:47:10,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:47:10" (1/1) ... [2022-11-25 16:47:10,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:47:10,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:47:11,120 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_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/sv-benchmarks/c/pthread-wmm/safe025_power.i[990,1003] [2022-11-25 16:47:11,312 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,319 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,320 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,320 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,321 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,346 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,347 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,347 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,347 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,348 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,351 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,355 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,356 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,359 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,360 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,367 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,368 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,368 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,370 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,403 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,404 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,405 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,405 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,411 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,411 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,412 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,421 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,422 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,423 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,430 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,430 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,454 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:47:11,468 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 16:47:11,482 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_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/sv-benchmarks/c/pthread-wmm/safe025_power.i[990,1003] [2022-11-25 16:47:11,508 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,509 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,510 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,510 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,510 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,530 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,530 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,531 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,531 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,537 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,538 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,544 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,553 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,556 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,556 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,562 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,575 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,576 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,577 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,610 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,619 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,624 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,629 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,635 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,641 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,644 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,645 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,649 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,650 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 16:47:11,665 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 16:47:11,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:47:11,712 INFO L208 MainTranslator]: Completed translation [2022-11-25 16:47:11,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:47:11 WrapperNode [2022-11-25 16:47:11,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:47:11,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 16:47:11,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 16:47:11,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 16:47:11,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:47:11" (1/1) ... [2022-11-25 16:47:11,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:47:11" (1/1) ... [2022-11-25 16:47:11,826 INFO L138 Inliner]: procedures = 176, calls = 86, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1097 [2022-11-25 16:47:11,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 16:47:11,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 16:47:11,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 16:47:11,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 16:47:11,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:47:11" (1/1) ... [2022-11-25 16:47:11,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:47:11" (1/1) ... [2022-11-25 16:47:11,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:47:11" (1/1) ... [2022-11-25 16:47:11,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:47:11" (1/1) ... [2022-11-25 16:47:11,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:47:11" (1/1) ... [2022-11-25 16:47:11,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:47:11" (1/1) ... [2022-11-25 16:47:11,933 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:47:11" (1/1) ... [2022-11-25 16:47:11,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:47:11" (1/1) ... [2022-11-25 16:47:11,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 16:47:11,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 16:47:11,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 16:47:11,953 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 16:47:11,954 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:47:11" (1/1) ... [2022-11-25 16:47:11,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:47:12,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:47:12,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 16:47:12,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c7573f9-a88f-4aef-bba6-dc2ac9dfe126/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 16:47:12,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 16:47:12,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 16:47:12,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-25 16:47:12,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 16:47:12,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 16:47:12,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 16:47:12,100 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-25 16:47:12,100 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-25 16:47:12,100 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-25 16:47:12,101 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-25 16:47:12,101 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-25 16:47:12,102 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-25 16:47:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 16:47:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-25 16:47:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 16:47:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 16:47:12,106 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 16:47:12,467 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 16:47:12,485 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 16:47:15,700 INFO L276 CfgBuilder]: Performing block encoding