./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.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_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af --- 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 [2022-12-14 09:29:43,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 09:29:43,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 09:29:43,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 09:29:43,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 09:29:43,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 09:29:43,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 09:29:43,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 09:29:43,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 09:29:43,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 09:29:43,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 09:29:43,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 09:29:43,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 09:29:43,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 09:29:43,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 09:29:43,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 09:29:43,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 09:29:43,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 09:29:43,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 09:29:43,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 09:29:43,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 09:29:43,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 09:29:43,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 09:29:43,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 09:29:43,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 09:29:43,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 09:29:43,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 09:29:43,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 09:29:43,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 09:29:43,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 09:29:43,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 09:29:43,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 09:29:43,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 09:29:43,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 09:29:43,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 09:29:43,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 09:29:43,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 09:29:43,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 09:29:43,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 09:29:43,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 09:29:43,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 09:29:43,627 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-12-14 09:29:43,647 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 09:29:43,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 09:29:43,647 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 09:29:43,653 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 09:29:43,654 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 09:29:43,654 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 09:29:43,655 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 09:29:43,655 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 09:29:43,655 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 09:29:43,655 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 09:29:43,655 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 09:29:43,656 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 09:29:43,656 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 09:29:43,656 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 09:29:43,656 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 09:29:43,656 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 09:29:43,657 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 09:29:43,657 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 09:29:43,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 09:29:43,658 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 09:29:43,658 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 09:29:43,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 09:29:43,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 09:29:43,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 09:29:43,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 09:29:43,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 09:29:43,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 09:29:43,659 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-14 09:29:43,659 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 09:29:43,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 09:29:43,660 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 09:29:43,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 09:29:43,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 09:29:43,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 09:29:43,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:29:43,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 09:29:43,661 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 09:29:43,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 09:29:43,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 09:29:43,661 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 09:29:43,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 09:29:43,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 09:29:43,662 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 09:29:43,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af [2022-12-14 09:29:43,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 09:29:43,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 09:29:43,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 09:29:43,898 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 09:29:43,898 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 09:29:43,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2022-12-14 09:29:46,547 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 09:29:46,779 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 09:29:46,779 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2022-12-14 09:29:46,792 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh/data/64fe9c226/8a72552265ce4e4bb99066f0cbdf61c4/FLAGd0cfe7863 [2022-12-14 09:29:46,807 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh/data/64fe9c226/8a72552265ce4e4bb99066f0cbdf61c4 [2022-12-14 09:29:46,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 09:29:46,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 09:29:46,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 09:29:46,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 09:29:46,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 09:29:46,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:29:46" (1/1) ... [2022-12-14 09:29:46,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f419b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:46, skipping insertion in model container [2022-12-14 09:29:46,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:29:46" (1/1) ... [2022-12-14 09:29:46,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 09:29:46,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:29:47,117 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_530bb4ef-f10d-47c9-b094-67d6eb1903a9/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2022-12-14 09:29:47,129 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 09:29:47,129 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 09:29:47,130 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 09:29:47,131 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 09:29:47,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 09:29:47,168 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 09:29:47,192 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_530bb4ef-f10d-47c9-b094-67d6eb1903a9/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2022-12-14 09:29:47,196 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 09:29:47,196 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 09:29:47,197 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 09:29:47,198 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 09:29:47,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 09:29:47,247 INFO L208 MainTranslator]: Completed translation [2022-12-14 09:29:47,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47 WrapperNode [2022-12-14 09:29:47,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 09:29:47,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 09:29:47,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 09:29:47,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 09:29:47,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 09:29:47,269 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 09:29:47,298 INFO L138 Inliner]: procedures = 278, calls = 64, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 456 [2022-12-14 09:29:47,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 09:29:47,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 09:29:47,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 09:29:47,299 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 09:29:47,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 09:29:47,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 09:29:47,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 09:29:47,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 09:29:47,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 09:29:47,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 09:29:47,369 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 09:29:47,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 09:29:47,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 09:29:47,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 09:29:47,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 09:29:47,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 09:29:47,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (1/1) ... [2022-12-14 09:29:47,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:29:47,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:29:47,400 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 09:29:47,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_530bb4ef-f10d-47c9-b094-67d6eb1903a9/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 09:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 09:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 09:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-12-14 09:29:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-12-14 09:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 09:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 09:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-12-14 09:29:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-12-14 09:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 09:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 09:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 09:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 09:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 09:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 09:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 09:29:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 09:29:47,432 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 09:29:47,559 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 09:29:47,561 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 09:29:48,094 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 09:29:48,105 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 09:29:48,106 INFO L300 CfgBuilder]: Removed 30 assume(true) statements. [2022-12-14 09:29:48,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:29:48 BoogieIcfgContainer [2022-12-14 09:29:48,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 09:29:48,111 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 09:29:48,111 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 09:29:48,114 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 09:29:48,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 09:29:46" (1/3) ... [2022-12-14 09:29:48,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6374c19b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 09:29:48, skipping insertion in model container [2022-12-14 09:29:48,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:47" (2/3) ... [2022-12-14 09:29:48,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6374c19b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 09:29:48, skipping insertion in model container [2022-12-14 09:29:48,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:29:48" (3/3) ... [2022-12-14 09:29:48,116 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_90-arrayloop2_racing.i [2022-12-14 09:29:48,124 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-14 09:29:48,133 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 09:29:48,133 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2022-12-14 09:29:48,133 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-14 09:29:48,248 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-12-14 09:29:48,275 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-14 09:29:48,285 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 457 places, 498 transitions, 1018 flow [2022-12-14 09:29:48,287 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 457 places, 498 transitions, 1018 flow [2022-12-14 09:29:48,289 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 457 places, 498 transitions, 1018 flow [2022-12-14 09:29:48,466 INFO L130 PetriNetUnfolder]: 77/775 cut-off events. [2022-12-14 09:29:48,466 INFO L131 PetriNetUnfolder]: For 8/12 co-relation queries the response was YES. [2022-12-14 09:29:48,478 INFO L83 FinitePrefix]: Finished finitePrefix Result has 795 conditions, 775 events. 77/775 cut-off events. For 8/12 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 3820 event pairs, 0 based on Foata normal form. 0/653 useless extension candidates. Maximal degree in co-relation 404. Up to 8 conditions per place. [2022-12-14 09:29:48,532 INFO L119 LiptonReduction]: Number of co-enabled transitions 67804 [2022-12-14 09:30:28,583 WARN L233 SmtUtils]: Spent 6.37s on a formula simplification. DAG size of input: 104 DAG size of output: 100 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:30:36,288 WARN L233 SmtUtils]: Spent 6.24s on a formula simplification. DAG size of input: 104 DAG size of output: 100 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:30:53,112 WARN L233 SmtUtils]: Spent 9.73s on a formula simplification that was a NOOP. DAG size: 121 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:30:59,420 WARN L233 SmtUtils]: Spent 6.31s on a formula simplification that was a NOOP. DAG size: 115 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:31:07,535 WARN L233 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 121 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:31:13,128 WARN L233 SmtUtils]: Spent 5.59s on a formula simplification that was a NOOP. DAG size: 115 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:31:27,719 WARN L233 SmtUtils]: Spent 14.45s on a formula simplification that was a NOOP. DAG size: 150 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:31:41,992 WARN L233 SmtUtils]: Spent 14.27s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:31:55,617 WARN L233 SmtUtils]: Spent 13.62s on a formula simplification that was a NOOP. DAG size: 150 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:32:08,842 WARN L233 SmtUtils]: Spent 13.22s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:33:13,054 WARN L233 SmtUtils]: Spent 1.07m on a formula simplification that was a NOOP. DAG size: 201 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:34:12,648 WARN L233 SmtUtils]: Spent 59.59s on a formula simplification that was a NOOP. DAG size: 195 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:35:15,898 WARN L233 SmtUtils]: Spent 1.05m on a formula simplification that was a NOOP. DAG size: 201 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:36:15,597 WARN L233 SmtUtils]: Spent 59.70s on a formula simplification that was a NOOP. DAG size: 195 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:38:47,182 WARN L233 SmtUtils]: Spent 2.52m on a formula simplification that was a NOOP. DAG size: 250 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:40:40,177 WARN L233 SmtUtils]: Spent 1.88m on a formula simplification that was a NOOP. DAG size: 246 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:43:04,066 WARN L233 SmtUtils]: Spent 2.40m on a formula simplification that was a NOOP. DAG size: 250 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:45:04,675 WARN L233 SmtUtils]: Spent 2.01m on a formula simplification that was a NOOP. DAG size: 246 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)