./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 6b4ec56b 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_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9 --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 ecda181bd3fe1882667151a04232fb9d04292dd6ca3491d98fdc8de5d539856a --- 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-6b4ec56 [2022-11-20 20:49:48,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:49:48,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:49:48,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:49:48,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:49:48,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:49:48,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:49:48,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:49:48,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:49:48,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:49:48,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:49:48,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:49:48,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:49:48,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:49:48,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:49:48,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:49:48,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:49:48,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:49:48,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:49:48,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:49:48,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:49:48,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:49:48,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:49:48,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:49:48,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:49:48,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:49:48,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:49:48,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:49:48,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:49:48,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:49:48,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:49:48,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:49:48,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:49:48,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:49:48,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:49:48,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:49:48,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:49:48,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:49:48,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:49:48,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:49:48,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:49:48,495 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-20 20:49:48,538 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:49:48,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:49:48,540 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:49:48,540 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:49:48,541 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:49:48,542 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:49:48,542 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:49:48,542 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:49:48,543 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:49:48,543 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 20:49:48,544 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:49:48,545 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:49:48,545 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 20:49:48,545 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 20:49:48,546 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:49:48,546 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 20:49:48,546 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 20:49:48,547 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 20:49:48,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:49:48,548 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 20:49:48,548 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:49:48,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 20:49:48,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 20:49:48,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:49:48,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:49:48,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:49:48,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:49:48,551 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-20 20:49:48,552 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 20:49:48,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:49:48,552 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:49:48,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:49:48,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:49:48,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:49:48,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:49:48,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:49:48,556 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 20:49:48,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:49:48,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:49:48,557 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 20:49:48,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 20:49:48,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:49:48,558 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:49:48,558 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_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecda181bd3fe1882667151a04232fb9d04292dd6ca3491d98fdc8de5d539856a [2022-11-20 20:49:48,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:49:48,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:49:48,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:49:48,996 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:49:48,997 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:49:48,999 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2022-11-20 20:49:52,251 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:49:52,598 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:49:52,599 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2022-11-20 20:49:52,607 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/data/b90baf05f/c137ec060cf347b9aff3c8d8734b65a7/FLAG0c19c9c62 [2022-11-20 20:49:52,624 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/data/b90baf05f/c137ec060cf347b9aff3c8d8734b65a7 [2022-11-20 20:49:52,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:49:52,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:49:52,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:49:52,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:49:52,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:49:52,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:49:52" (1/1) ... [2022-11-20 20:49:52,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f180532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:52, skipping insertion in model container [2022-11-20 20:49:52,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:49:52" (1/1) ... [2022-11-20 20:49:52,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:49:52,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:49:52,899 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_6b87a106-fca9-4968-8282-787428d708d5/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c[2924,2937] [2022-11-20 20:49:52,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 20:49:52,919 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 20:49:53,000 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_6b87a106-fca9-4968-8282-787428d708d5/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c[2924,2937] [2022-11-20 20:49:53,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 20:49:53,038 INFO L208 MainTranslator]: Completed translation [2022-11-20 20:49:53,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:53 WrapperNode [2022-11-20 20:49:53,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:49:53,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 20:49:53,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 20:49:53,042 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 20:49:53,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:53" (1/1) ... [2022-11-20 20:49:53,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:53" (1/1) ... [2022-11-20 20:49:53,146 INFO L138 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 11, calls inlined = 13, statements flattened = 419 [2022-11-20 20:49:53,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 20:49:53,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 20:49:53,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 20:49:53,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 20:49:53,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:53" (1/1) ... [2022-11-20 20:49:53,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:53" (1/1) ... [2022-11-20 20:49:53,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:53" (1/1) ... [2022-11-20 20:49:53,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:53" (1/1) ... [2022-11-20 20:49:53,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:53" (1/1) ... [2022-11-20 20:49:53,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:53" (1/1) ... [2022-11-20 20:49:53,233 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:53" (1/1) ... [2022-11-20 20:49:53,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:53" (1/1) ... [2022-11-20 20:49:53,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 20:49:53,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 20:49:53,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 20:49:53,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 20:49:53,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:53" (1/1) ... [2022-11-20 20:49:53,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:49:53,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 20:49:53,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 20:49:53,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 20:49:53,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 20:49:53,346 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 20:49:53,346 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 20:49:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 20:49:53,347 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 20:49:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 20:49:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 20:49:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 20:49:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 20:49:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 20:49:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 20:49:53,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 20:49:53,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 20:49:53,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 20:49:53,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 20:49:53,351 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 20:49:53,563 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 20:49:53,565 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 20:49:54,539 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 20:49:54,997 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 20:49:54,997 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 20:49:55,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:49:55 BoogieIcfgContainer [2022-11-20 20:49:55,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 20:49:55,003 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 20:49:55,003 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 20:49:55,006 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 20:49:55,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 08:49:52" (1/3) ... [2022-11-20 20:49:55,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2541e988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:49:55, skipping insertion in model container [2022-11-20 20:49:55,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:53" (2/3) ... [2022-11-20 20:49:55,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2541e988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:49:55, skipping insertion in model container [2022-11-20 20:49:55,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:49:55" (3/3) ... [2022-11-20 20:49:55,010 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-dec-subseq.wvr.c [2022-11-20 20:49:55,020 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-20 20:49:55,032 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 20:49:55,032 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 69 error locations. [2022-11-20 20:49:55,032 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-20 20:49:55,143 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-20 20:49:55,182 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-20 20:49:55,201 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 376 places, 385 transitions, 786 flow [2022-11-20 20:49:55,210 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 376 places, 385 transitions, 786 flow [2022-11-20 20:49:55,212 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 376 places, 385 transitions, 786 flow [2022-11-20 20:49:55,374 INFO L130 PetriNetUnfolder]: 16/383 cut-off events. [2022-11-20 20:49:55,374 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-20 20:49:55,383 INFO L83 FinitePrefix]: Finished finitePrefix Result has 392 conditions, 383 events. 16/383 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 615 event pairs, 0 based on Foata normal form. 0/298 useless extension candidates. Maximal degree in co-relation 288. Up to 2 conditions per place. [2022-11-20 20:49:55,391 INFO L119 LiptonReduction]: Number of co-enabled transitions 11388 [2022-11-20 20:50:25,006 INFO L134 LiptonReduction]: Checked pairs total: 49238 [2022-11-20 20:50:25,007 INFO L136 LiptonReduction]: Total number of compositions: 563 [2022-11-20 20:50:25,022 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 109 places, 107 transitions, 230 flow [2022-11-20 20:50:25,368 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7696 states, 6404 states have (on average 3.4373828856964397) internal successors, (22013), 7695 states have internal predecessors, (22013), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:25,398 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 20:50:25,407 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@57b66b74, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 20:50:25,408 INFO L358 AbstractCegarLoop]: Starting to check reachability of 119 error locations. [2022-11-20 20:50:25,434 INFO L276 IsEmpty]: Start isEmpty. Operand has 7696 states, 6404 states have (on average 3.4373828856964397) internal successors, (22013), 7695 states have internal predecessors, (22013), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:25,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2022-11-20 20:50:25,440 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 20:50:25,441 INFO L195 NwaCegarLoop]: trace histogram [1] [2022-11-20 20:50:25,442 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2022-11-20 20:50:25,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 20:50:25,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1952, now seen corresponding path program 1 times [2022-11-20 20:50:25,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 20:50:25,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305795277] [2022-11-20 20:50:25,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 20:50:25,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 20:50:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 20:50:25,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 20:50:25,605 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 20:50:25,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305795277] [2022-11-20 20:50:25,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305795277] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 20:50:25,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 20:50:25,608 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-11-20 20:50:25,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902827093] [2022-11-20 20:50:25,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 20:50:25,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-20 20:50:25,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 20:50:25,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-20 20:50:25,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 20:50:25,685 INFO L87 Difference]: Start difference. First operand has 7696 states, 6404 states have (on average 3.4373828856964397) internal successors, (22013), 7695 states have internal predecessors, (22013), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:25,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 20:50:25,824 INFO L93 Difference]: Finished difference Result 493 states and 1397 transitions. [2022-11-20 20:50:25,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 20:50:25,828 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1 [2022-11-20 20:50:25,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 20:50:25,846 INFO L225 Difference]: With dead ends: 493 [2022-11-20 20:50:25,846 INFO L226 Difference]: Without dead ends: 476 [2022-11-20 20:50:25,847 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 20:50:25,851 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 20:50:25,852 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 20:50:25,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2022-11-20 20:50:25,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 476. [2022-11-20 20:50:25,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 471 states have (on average 2.878980891719745) internal successors, (1356), 475 states have internal predecessors, (1356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:25,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 1356 transitions. [2022-11-20 20:50:25,986 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 1356 transitions. Word has length 1 [2022-11-20 20:50:25,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 20:50:25,987 INFO L495 AbstractCegarLoop]: Abstraction has 476 states and 1356 transitions. [2022-11-20 20:50:25,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:25,988 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1356 transitions. [2022-11-20 20:50:25,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 20:50:25,989 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 20:50:25,990 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 20:50:25,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 20:50:25,991 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2022-11-20 20:50:25,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 20:50:25,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1818956274, now seen corresponding path program 1 times [2022-11-20 20:50:25,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 20:50:25,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237855837] [2022-11-20 20:50:25,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 20:50:25,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 20:50:26,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 20:50:26,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 20:50:26,482 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 20:50:26,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237855837] [2022-11-20 20:50:26,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237855837] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 20:50:26,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 20:50:26,485 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 20:50:26,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669418384] [2022-11-20 20:50:26,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 20:50:26,494 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 20:50:26,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 20:50:26,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 20:50:26,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 20:50:26,497 INFO L87 Difference]: Start difference. First operand 476 states and 1356 transitions. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:26,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 20:50:26,769 INFO L93 Difference]: Finished difference Result 530 states and 1473 transitions. [2022-11-20 20:50:26,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 20:50:26,770 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-20 20:50:26,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 20:50:26,778 INFO L225 Difference]: With dead ends: 530 [2022-11-20 20:50:26,779 INFO L226 Difference]: Without dead ends: 522 [2022-11-20 20:50:26,779 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-20 20:50:26,780 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 87 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 20:50:26,781 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 14 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 20:50:26,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2022-11-20 20:50:26,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 500. [2022-11-20 20:50:26,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 495 states have (on average 2.8666666666666667) internal successors, (1419), 499 states have internal predecessors, (1419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:26,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 1419 transitions. [2022-11-20 20:50:26,810 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 1419 transitions. Word has length 9 [2022-11-20 20:50:26,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 20:50:26,811 INFO L495 AbstractCegarLoop]: Abstraction has 500 states and 1419 transitions. [2022-11-20 20:50:26,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:26,811 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1419 transitions. [2022-11-20 20:50:26,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 20:50:26,812 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 20:50:26,813 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 20:50:26,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 20:50:26,813 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2022-11-20 20:50:26,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 20:50:26,814 INFO L85 PathProgramCache]: Analyzing trace with hash -180081906, now seen corresponding path program 1 times [2022-11-20 20:50:26,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 20:50:26,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210973596] [2022-11-20 20:50:26,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 20:50:26,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 20:50:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 20:50:27,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 20:50:27,269 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 20:50:27,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210973596] [2022-11-20 20:50:27,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210973596] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 20:50:27,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 20:50:27,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 20:50:27,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318605524] [2022-11-20 20:50:27,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 20:50:27,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 20:50:27,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 20:50:27,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 20:50:27,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-20 20:50:27,274 INFO L87 Difference]: Start difference. First operand 500 states and 1419 transitions. Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:27,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 20:50:27,586 INFO L93 Difference]: Finished difference Result 440 states and 1251 transitions. [2022-11-20 20:50:27,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 20:50:27,587 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-20 20:50:27,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 20:50:27,591 INFO L225 Difference]: With dead ends: 440 [2022-11-20 20:50:27,591 INFO L226 Difference]: Without dead ends: 336 [2022-11-20 20:50:27,592 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-20 20:50:27,593 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 24 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-20 20:50:27,594 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 5 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-20 20:50:27,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2022-11-20 20:50:27,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 336. [2022-11-20 20:50:27,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 335 states have (on average 2.7791044776119405) internal successors, (931), 335 states have internal predecessors, (931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:27,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 931 transitions. [2022-11-20 20:50:27,616 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 931 transitions. Word has length 10 [2022-11-20 20:50:27,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 20:50:27,616 INFO L495 AbstractCegarLoop]: Abstraction has 336 states and 931 transitions. [2022-11-20 20:50:27,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:27,617 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 931 transitions. [2022-11-20 20:50:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 20:50:27,618 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 20:50:27,619 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 20:50:27,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 20:50:27,619 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2022-11-20 20:50:27,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 20:50:27,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1464858554, now seen corresponding path program 1 times [2022-11-20 20:50:27,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 20:50:27,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144170432] [2022-11-20 20:50:27,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 20:50:27,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 20:50:27,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 20:50:27,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 20:50:27,908 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 20:50:27,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144170432] [2022-11-20 20:50:27,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144170432] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 20:50:27,909 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 20:50:27,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 20:50:27,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146008863] [2022-11-20 20:50:27,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 20:50:27,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 20:50:27,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 20:50:27,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 20:50:27,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-20 20:50:27,912 INFO L87 Difference]: Start difference. First operand 336 states and 931 transitions. Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:28,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 20:50:28,380 INFO L93 Difference]: Finished difference Result 276 states and 747 transitions. [2022-11-20 20:50:28,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 20:50:28,381 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-20 20:50:28,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 20:50:28,382 INFO L225 Difference]: With dead ends: 276 [2022-11-20 20:50:28,382 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 20:50:28,382 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-20 20:50:28,383 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 27 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-20 20:50:28,384 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 8 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-20 20:50:28,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 20:50:28,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 20:50:28,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:28,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 20:50:28,385 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 10 [2022-11-20 20:50:28,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 20:50:28,386 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 20:50:28,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 20:50:28,386 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 20:50:28,386 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 20:50:28,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (118 of 119 remaining) [2022-11-20 20:50:28,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (117 of 119 remaining) [2022-11-20 20:50:28,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (116 of 119 remaining) [2022-11-20 20:50:28,399 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (115 of 119 remaining) [2022-11-20 20:50:28,401 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (114 of 119 remaining) [2022-11-20 20:50:28,406 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (113 of 119 remaining) [2022-11-20 20:50:28,406 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (112 of 119 remaining) [2022-11-20 20:50:28,407 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (111 of 119 remaining) [2022-11-20 20:50:28,407 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (110 of 119 remaining) [2022-11-20 20:50:28,407 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (109 of 119 remaining) [2022-11-20 20:50:28,411 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (108 of 119 remaining) [2022-11-20 20:50:28,412 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (107 of 119 remaining) [2022-11-20 20:50:28,412 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (106 of 119 remaining) [2022-11-20 20:50:28,412 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (105 of 119 remaining) [2022-11-20 20:50:28,413 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (104 of 119 remaining) [2022-11-20 20:50:28,413 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (103 of 119 remaining) [2022-11-20 20:50:28,413 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (102 of 119 remaining) [2022-11-20 20:50:28,413 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (101 of 119 remaining) [2022-11-20 20:50:28,414 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (100 of 119 remaining) [2022-11-20 20:50:28,414 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (99 of 119 remaining) [2022-11-20 20:50:28,414 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (98 of 119 remaining) [2022-11-20 20:50:28,414 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (97 of 119 remaining) [2022-11-20 20:50:28,415 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (96 of 119 remaining) [2022-11-20 20:50:28,415 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (95 of 119 remaining) [2022-11-20 20:50:28,415 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (94 of 119 remaining) [2022-11-20 20:50:28,416 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (93 of 119 remaining) [2022-11-20 20:50:28,418 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (92 of 119 remaining) [2022-11-20 20:50:28,419 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (91 of 119 remaining) [2022-11-20 20:50:28,419 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (90 of 119 remaining) [2022-11-20 20:50:28,419 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (89 of 119 remaining) [2022-11-20 20:50:28,420 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (88 of 119 remaining) [2022-11-20 20:50:28,420 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (87 of 119 remaining) [2022-11-20 20:50:28,420 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (86 of 119 remaining) [2022-11-20 20:50:28,421 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (85 of 119 remaining) [2022-11-20 20:50:28,421 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (84 of 119 remaining) [2022-11-20 20:50:28,422 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (83 of 119 remaining) [2022-11-20 20:50:28,422 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (82 of 119 remaining) [2022-11-20 20:50:28,423 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (81 of 119 remaining) [2022-11-20 20:50:28,423 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (80 of 119 remaining) [2022-11-20 20:50:28,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (79 of 119 remaining) [2022-11-20 20:50:28,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (78 of 119 remaining) [2022-11-20 20:50:28,426 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (77 of 119 remaining) [2022-11-20 20:50:28,426 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (76 of 119 remaining) [2022-11-20 20:50:28,426 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (75 of 119 remaining) [2022-11-20 20:50:28,427 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (74 of 119 remaining) [2022-11-20 20:50:28,427 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (73 of 119 remaining) [2022-11-20 20:50:28,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (72 of 119 remaining) [2022-11-20 20:50:28,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (71 of 119 remaining) [2022-11-20 20:50:28,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (70 of 119 remaining) [2022-11-20 20:50:28,429 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (69 of 119 remaining) [2022-11-20 20:50:28,429 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (68 of 119 remaining) [2022-11-20 20:50:28,429 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (67 of 119 remaining) [2022-11-20 20:50:28,430 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (66 of 119 remaining) [2022-11-20 20:50:28,430 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (65 of 119 remaining) [2022-11-20 20:50:28,430 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (64 of 119 remaining) [2022-11-20 20:50:28,430 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (63 of 119 remaining) [2022-11-20 20:50:28,431 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (62 of 119 remaining) [2022-11-20 20:50:28,431 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (61 of 119 remaining) [2022-11-20 20:50:28,431 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (60 of 119 remaining) [2022-11-20 20:50:28,431 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (59 of 119 remaining) [2022-11-20 20:50:28,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (58 of 119 remaining) [2022-11-20 20:50:28,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (57 of 119 remaining) [2022-11-20 20:50:28,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (56 of 119 remaining) [2022-11-20 20:50:28,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (55 of 119 remaining) [2022-11-20 20:50:28,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (54 of 119 remaining) [2022-11-20 20:50:28,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (53 of 119 remaining) [2022-11-20 20:50:28,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (52 of 119 remaining) [2022-11-20 20:50:28,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (51 of 119 remaining) [2022-11-20 20:50:28,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (50 of 119 remaining) [2022-11-20 20:50:28,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 119 remaining) [2022-11-20 20:50:28,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 119 remaining) [2022-11-20 20:50:28,435 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (47 of 119 remaining) [2022-11-20 20:50:28,435 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (46 of 119 remaining) [2022-11-20 20:50:28,435 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (45 of 119 remaining) [2022-11-20 20:50:28,436 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (44 of 119 remaining) [2022-11-20 20:50:28,436 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (43 of 119 remaining) [2022-11-20 20:50:28,436 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (42 of 119 remaining) [2022-11-20 20:50:28,436 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (41 of 119 remaining) [2022-11-20 20:50:28,437 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (40 of 119 remaining) [2022-11-20 20:50:28,437 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (39 of 119 remaining) [2022-11-20 20:50:28,437 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (38 of 119 remaining) [2022-11-20 20:50:28,437 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (37 of 119 remaining) [2022-11-20 20:50:28,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (36 of 119 remaining) [2022-11-20 20:50:28,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (35 of 119 remaining) [2022-11-20 20:50:28,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (34 of 119 remaining) [2022-11-20 20:50:28,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (33 of 119 remaining) [2022-11-20 20:50:28,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (32 of 119 remaining) [2022-11-20 20:50:28,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (31 of 119 remaining) [2022-11-20 20:50:28,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (30 of 119 remaining) [2022-11-20 20:50:28,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (29 of 119 remaining) [2022-11-20 20:50:28,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (28 of 119 remaining) [2022-11-20 20:50:28,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (27 of 119 remaining) [2022-11-20 20:50:28,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (26 of 119 remaining) [2022-11-20 20:50:28,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (25 of 119 remaining) [2022-11-20 20:50:28,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (24 of 119 remaining) [2022-11-20 20:50:28,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (23 of 119 remaining) [2022-11-20 20:50:28,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (22 of 119 remaining) [2022-11-20 20:50:28,442 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (21 of 119 remaining) [2022-11-20 20:50:28,442 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (20 of 119 remaining) [2022-11-20 20:50:28,442 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (19 of 119 remaining) [2022-11-20 20:50:28,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (18 of 119 remaining) [2022-11-20 20:50:28,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (17 of 119 remaining) [2022-11-20 20:50:28,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (16 of 119 remaining) [2022-11-20 20:50:28,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (15 of 119 remaining) [2022-11-20 20:50:28,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (14 of 119 remaining) [2022-11-20 20:50:28,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (13 of 119 remaining) [2022-11-20 20:50:28,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (12 of 119 remaining) [2022-11-20 20:50:28,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (11 of 119 remaining) [2022-11-20 20:50:28,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (10 of 119 remaining) [2022-11-20 20:50:28,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (9 of 119 remaining) [2022-11-20 20:50:28,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (8 of 119 remaining) [2022-11-20 20:50:28,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (7 of 119 remaining) [2022-11-20 20:50:28,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (6 of 119 remaining) [2022-11-20 20:50:28,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (5 of 119 remaining) [2022-11-20 20:50:28,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (4 of 119 remaining) [2022-11-20 20:50:28,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (3 of 119 remaining) [2022-11-20 20:50:28,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (2 of 119 remaining) [2022-11-20 20:50:28,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (1 of 119 remaining) [2022-11-20 20:50:28,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (0 of 119 remaining) [2022-11-20 20:50:28,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 20:50:28,451 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-20 20:50:28,459 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-20 20:50:28,460 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 20:50:28,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 08:50:28 BasicIcfg [2022-11-20 20:50:28,465 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 20:50:28,466 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 20:50:28,466 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 20:50:28,466 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 20:50:28,467 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:49:55" (3/4) ... [2022-11-20 20:50:28,470 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 20:50:28,477 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-20 20:50:28,478 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-20 20:50:28,495 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-20 20:50:28,497 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 20:50:28,498 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 20:50:28,498 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 20:50:28,557 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/witness.graphml [2022-11-20 20:50:28,558 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 20:50:28,558 INFO L158 Benchmark]: Toolchain (without parser) took 35929.68ms. Allocated memory was 155.2MB in the beginning and 339.7MB in the end (delta: 184.5MB). Free memory was 122.8MB in the beginning and 161.9MB in the end (delta: -39.2MB). Peak memory consumption was 148.5MB. Max. memory is 16.1GB. [2022-11-20 20:50:28,559 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:50:28,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.84ms. Allocated memory is still 155.2MB. Free memory was 122.2MB in the beginning and 109.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 20:50:28,559 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.84ms. Allocated memory is still 155.2MB. Free memory was 109.6MB in the beginning and 106.0MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 20:50:28,560 INFO L158 Benchmark]: Boogie Preprocessor took 92.68ms. Allocated memory is still 155.2MB. Free memory was 106.0MB in the beginning and 103.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 20:50:28,560 INFO L158 Benchmark]: RCFGBuilder took 1760.14ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 103.3MB in the beginning and 118.7MB in the end (delta: -15.4MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2022-11-20 20:50:28,561 INFO L158 Benchmark]: TraceAbstraction took 33462.46ms. Allocated memory was 195.0MB in the beginning and 339.7MB in the end (delta: 144.7MB). Free memory was 118.7MB in the beginning and 167.2MB in the end (delta: -48.5MB). Peak memory consumption was 96.2MB. Max. memory is 16.1GB. [2022-11-20 20:50:28,561 INFO L158 Benchmark]: Witness Printer took 92.00ms. Allocated memory is still 339.7MB. Free memory was 166.1MB in the beginning and 161.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 20:50:28,564 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.84ms. Allocated memory is still 155.2MB. Free memory was 122.2MB in the beginning and 109.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.84ms. Allocated memory is still 155.2MB. Free memory was 109.6MB in the beginning and 106.0MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.68ms. Allocated memory is still 155.2MB. Free memory was 106.0MB in the beginning and 103.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1760.14ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 103.3MB in the beginning and 118.7MB in the end (delta: -15.4MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. * TraceAbstraction took 33462.46ms. Allocated memory was 195.0MB in the beginning and 339.7MB in the end (delta: 144.7MB). Free memory was 118.7MB in the beginning and 167.2MB in the end (delta: -48.5MB). Peak memory consumption was 96.2MB. Max. memory is 16.1GB. * Witness Printer took 92.00ms. Allocated memory is still 339.7MB. Free memory was 166.1MB in the beginning and 161.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 29.8s, 376 PlacesBefore, 109 PlacesAfterwards, 385 TransitionsBefore, 107 TransitionsAfterwards, 11388 CoEnabledTransitionPairs, 14 FixpointIterations, 273 TrivialSequentialCompositions, 243 ConcurrentSequentialCompositions, 27 TrivialYvCompositions, 9 ConcurrentYvCompositions, 11 ChoiceCompositions, 563 TotalNumberOfCompositions, 49238 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 31864, independent: 31198, independent conditional: 0, independent unconditional: 31198, dependent: 644, dependent conditional: 0, dependent unconditional: 644, unknown: 22, unknown conditional: 0, unknown unconditional: 22] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8105, independent: 8020, independent conditional: 0, independent unconditional: 8020, dependent: 66, dependent conditional: 0, dependent unconditional: 66, unknown: 19, unknown conditional: 0, unknown unconditional: 19] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8105, independent: 7246, independent conditional: 0, independent unconditional: 7246, dependent: 859, dependent conditional: 0, dependent unconditional: 859, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 859, independent: 774, independent conditional: 0, independent unconditional: 774, dependent: 66, dependent conditional: 0, dependent unconditional: 66, unknown: 19, unknown conditional: 0, unknown unconditional: 19] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3909, independent: 2601, independent conditional: 0, independent unconditional: 2601, dependent: 657, dependent conditional: 0, dependent unconditional: 657, unknown: 652, unknown conditional: 0, unknown unconditional: 652] ], Cache Queries: [ total: 31864, independent: 23178, independent conditional: 0, independent unconditional: 23178, dependent: 578, dependent conditional: 0, dependent unconditional: 578, unknown: 8108, unknown conditional: 0, unknown unconditional: 8108] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1163, Positive conditional cache size: 0, Positive unconditional cache size: 1163, Negative cache size: 38, Negative conditional cache size: 0, Negative unconditional cache size: 38, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 490 locations, 119 error locations. Started 1 CEGAR loops. OverallTime: 33.3s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 30.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 138 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 138 mSDsluCounter, 39 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 68 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 422 IncrementalHoareTripleChecker+Invalid, 490 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 68 mSolverCounterUnsat, 29 mSDtfsCounter, 422 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7696occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 22 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 155 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 1/1 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 69 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-20 20:50:28,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b87a106-fca9-4968-8282-787428d708d5/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE