./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/chl-time-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 9bd2c7ff 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_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/chl-time-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --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 55dce27fdc9c44ff408174badf0a943270d2adadc96357bb37463f058a6a7cee --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:05:23,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:05:24,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DataRace-32bit-Taipan_Default.epf [2023-11-19 05:05:24,055 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:05:24,056 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:05:24,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:05:24,114 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:05:24,115 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:05:24,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:05:24,125 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:05:24,125 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:05:24,126 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:05:24,126 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:05:24,129 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:05:24,129 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:05:24,130 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:05:24,130 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:05:24,131 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:05:24,131 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:05:24,132 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:05:24,132 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:05:24,133 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:05:24,135 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:05:24,135 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:05:24,136 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:05:24,136 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:05:24,137 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:05:24,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:05:24,138 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:05:24,138 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:05:24,140 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:05:24,140 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-19 05:05:24,140 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 05:05:24,141 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:05:24,141 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:05:24,141 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:05:24,142 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:05:24,142 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:05:24,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:24,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:05:24,143 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:05:24,143 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:05:24,144 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:05:24,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:05:24,145 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:05:24,145 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:05:24,145 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:05:24,146 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55dce27fdc9c44ff408174badf0a943270d2adadc96357bb37463f058a6a7cee [2023-11-19 05:05:24,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:05:24,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:05:24,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:05:24,496 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:05:24,497 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:05:24,498 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/weaver/chl-time-subst.wvr.c [2023-11-19 05:05:27,730 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:05:27,989 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:05:27,994 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/sv-benchmarks/c/weaver/chl-time-subst.wvr.c [2023-11-19 05:05:28,007 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/data/3cb945b1d/d6a699c1afba453eae92bc945cdbb551/FLAGe9f1bc5b6 [2023-11-19 05:05:28,027 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/data/3cb945b1d/d6a699c1afba453eae92bc945cdbb551 [2023-11-19 05:05:28,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:05:28,032 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:05:28,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:28,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:05:28,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:05:28,043 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:28" (1/1) ... [2023-11-19 05:05:28,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bff02b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28, skipping insertion in model container [2023-11-19 05:05:28,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:28" (1/1) ... [2023-11-19 05:05:28,081 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:05:28,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:05:28,416 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:05:28,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:05:28,458 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:05:28,458 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:05:28,466 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:05:28,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28 WrapperNode [2023-11-19 05:05:28,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:28,469 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:05:28,469 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:05:28,469 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:05:28,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28" (1/1) ... [2023-11-19 05:05:28,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28" (1/1) ... [2023-11-19 05:05:28,527 INFO L138 Inliner]: procedures = 23, calls = 40, calls flagged for inlining = 12, calls inlined = 22, statements flattened = 356 [2023-11-19 05:05:28,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:05:28,528 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:05:28,528 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:05:28,529 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:05:28,539 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28" (1/1) ... [2023-11-19 05:05:28,539 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28" (1/1) ... [2023-11-19 05:05:28,545 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28" (1/1) ... [2023-11-19 05:05:28,545 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28" (1/1) ... [2023-11-19 05:05:28,578 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28" (1/1) ... [2023-11-19 05:05:28,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28" (1/1) ... [2023-11-19 05:05:28,585 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28" (1/1) ... [2023-11-19 05:05:28,587 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28" (1/1) ... [2023-11-19 05:05:28,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:05:28,608 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:05:28,609 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:05:28,610 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:05:28,611 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28" (1/1) ... [2023-11-19 05:05:28,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:28,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:05:28,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:05:28,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:05:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:05:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 05:05:28,691 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 05:05:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 05:05:28,691 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 05:05:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 05:05:28,692 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 05:05:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:05:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 05:05:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:05:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 05:05:28,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 05:05:28,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:05:28,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:05:28,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:05:28,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 05:05:28,695 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 05:05:28,821 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:05:28,823 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:05:29,477 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:05:30,015 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:05:30,015 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 05:05:30,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:30 BoogieIcfgContainer [2023-11-19 05:05:30,021 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:05:30,024 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:05:30,024 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:05:30,028 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:05:30,028 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:05:28" (1/3) ... [2023-11-19 05:05:30,029 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59a41526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:05:30, skipping insertion in model container [2023-11-19 05:05:30,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:28" (2/3) ... [2023-11-19 05:05:30,030 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59a41526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:05:30, skipping insertion in model container [2023-11-19 05:05:30,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:30" (3/3) ... [2023-11-19 05:05:30,032 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-time-subst.wvr.c [2023-11-19 05:05:30,043 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-19 05:05:30,054 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:05:30,055 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 41 error locations. [2023-11-19 05:05:30,055 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 05:05:30,135 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-11-19 05:05:30,174 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-11-19 05:05:30,189 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 239 places, 236 transitions, 493 flow [2023-11-19 05:05:30,192 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 239 places, 236 transitions, 493 flow [2023-11-19 05:05:30,194 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 239 places, 236 transitions, 493 flow [2023-11-19 05:05:30,299 INFO L124 PetriNetUnfolderBase]: 7/233 cut-off events. [2023-11-19 05:05:30,300 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-11-19 05:05:30,306 INFO L83 FinitePrefix]: Finished finitePrefix Result has 246 conditions, 233 events. 7/233 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 197 event pairs, 0 based on Foata normal form. 0/185 useless extension candidates. Maximal degree in co-relation 147. Up to 2 conditions per place. [2023-11-19 05:05:30,310 INFO L119 LiptonReduction]: Number of co-enabled transitions 2986 [2023-11-19 05:05:41,496 INFO L134 LiptonReduction]: Checked pairs total: 4408 [2023-11-19 05:05:41,497 INFO L136 LiptonReduction]: Total number of compositions: 277 [2023-11-19 05:05:41,523 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 70 places, 60 transitions, 141 flow [2023-11-19 05:05:41,730 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 3567 states, 2006 states have (on average 5.788634097706879) internal successors, (11612), 3566 states have internal predecessors, (11612), 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) [2023-11-19 05:05:41,751 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:05:41,758 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=LoopHeads, 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;@752efb54, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:05:41,759 INFO L358 AbstractCegarLoop]: Starting to check reachability of 68 error locations. [2023-11-19 05:05:41,772 INFO L276 IsEmpty]: Start isEmpty. Operand has 3567 states, 2006 states have (on average 5.788634097706879) internal successors, (11612), 3566 states have internal predecessors, (11612), 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) [2023-11-19 05:05:41,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2023-11-19 05:05:41,777 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:05:41,777 INFO L195 NwaCegarLoop]: trace histogram [1] [2023-11-19 05:05:41,778 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-19 05:05:41,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:05:41,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1439, now seen corresponding path program 1 times [2023-11-19 05:05:41,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:05:41,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366811533] [2023-11-19 05:05:41,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:05:41,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:05:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:05:41,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:05:41,900 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:05:41,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366811533] [2023-11-19 05:05:41,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366811533] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:05:41,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:05:41,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-11-19 05:05:41,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449973030] [2023-11-19 05:05:41,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:05:41,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:05:41,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:05:41,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:05:41,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:05:41,948 INFO L87 Difference]: Start difference. First operand has 3567 states, 2006 states have (on average 5.788634097706879) internal successors, (11612), 3566 states have internal predecessors, (11612), 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) [2023-11-19 05:05:42,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:05:42,001 INFO L93 Difference]: Finished difference Result 43 states and 79 transitions. [2023-11-19 05:05:42,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:05:42,004 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 [2023-11-19 05:05:42,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:05:42,010 INFO L225 Difference]: With dead ends: 43 [2023-11-19 05:05:42,010 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 05:05:42,011 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 [2023-11-19 05:05:42,015 INFO L413 NwaCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:05:42,016 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:05:42,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 05:05:42,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 05:05:42,042 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) [2023-11-19 05:05:42,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 05:05:42,043 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1 [2023-11-19 05:05:42,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:05:42,044 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 05:05:42,044 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) [2023-11-19 05:05:42,044 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 05:05:42,045 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 05:05:42,047 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (67 of 68 remaining) [2023-11-19 05:05:42,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (66 of 68 remaining) [2023-11-19 05:05:42,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (65 of 68 remaining) [2023-11-19 05:05:42,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (64 of 68 remaining) [2023-11-19 05:05:42,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (63 of 68 remaining) [2023-11-19 05:05:42,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (62 of 68 remaining) [2023-11-19 05:05:42,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (61 of 68 remaining) [2023-11-19 05:05:42,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (60 of 68 remaining) [2023-11-19 05:05:42,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (59 of 68 remaining) [2023-11-19 05:05:42,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (58 of 68 remaining) [2023-11-19 05:05:42,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (57 of 68 remaining) [2023-11-19 05:05:42,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (56 of 68 remaining) [2023-11-19 05:05:42,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (55 of 68 remaining) [2023-11-19 05:05:42,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (54 of 68 remaining) [2023-11-19 05:05:42,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (53 of 68 remaining) [2023-11-19 05:05:42,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (52 of 68 remaining) [2023-11-19 05:05:42,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (51 of 68 remaining) [2023-11-19 05:05:42,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (50 of 68 remaining) [2023-11-19 05:05:42,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (49 of 68 remaining) [2023-11-19 05:05:42,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (48 of 68 remaining) [2023-11-19 05:05:42,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (47 of 68 remaining) [2023-11-19 05:05:42,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (46 of 68 remaining) [2023-11-19 05:05:42,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (45 of 68 remaining) [2023-11-19 05:05:42,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (44 of 68 remaining) [2023-11-19 05:05:42,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (43 of 68 remaining) [2023-11-19 05:05:42,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (42 of 68 remaining) [2023-11-19 05:05:42,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (41 of 68 remaining) [2023-11-19 05:05:42,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (40 of 68 remaining) [2023-11-19 05:05:42,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (39 of 68 remaining) [2023-11-19 05:05:42,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (38 of 68 remaining) [2023-11-19 05:05:42,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (37 of 68 remaining) [2023-11-19 05:05:42,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (36 of 68 remaining) [2023-11-19 05:05:42,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (35 of 68 remaining) [2023-11-19 05:05:42,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (34 of 68 remaining) [2023-11-19 05:05:42,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (33 of 68 remaining) [2023-11-19 05:05:42,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (32 of 68 remaining) [2023-11-19 05:05:42,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (31 of 68 remaining) [2023-11-19 05:05:42,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (30 of 68 remaining) [2023-11-19 05:05:42,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (29 of 68 remaining) [2023-11-19 05:05:42,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (28 of 68 remaining) [2023-11-19 05:05:42,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (27 of 68 remaining) [2023-11-19 05:05:42,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 68 remaining) [2023-11-19 05:05:42,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 68 remaining) [2023-11-19 05:05:42,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 68 remaining) [2023-11-19 05:05:42,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (23 of 68 remaining) [2023-11-19 05:05:42,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (22 of 68 remaining) [2023-11-19 05:05:42,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (21 of 68 remaining) [2023-11-19 05:05:42,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (20 of 68 remaining) [2023-11-19 05:05:42,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (19 of 68 remaining) [2023-11-19 05:05:42,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (18 of 68 remaining) [2023-11-19 05:05:42,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (17 of 68 remaining) [2023-11-19 05:05:42,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (16 of 68 remaining) [2023-11-19 05:05:42,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (15 of 68 remaining) [2023-11-19 05:05:42,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (14 of 68 remaining) [2023-11-19 05:05:42,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (13 of 68 remaining) [2023-11-19 05:05:42,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (12 of 68 remaining) [2023-11-19 05:05:42,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (11 of 68 remaining) [2023-11-19 05:05:42,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (10 of 68 remaining) [2023-11-19 05:05:42,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (9 of 68 remaining) [2023-11-19 05:05:42,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (8 of 68 remaining) [2023-11-19 05:05:42,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (7 of 68 remaining) [2023-11-19 05:05:42,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (6 of 68 remaining) [2023-11-19 05:05:42,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (5 of 68 remaining) [2023-11-19 05:05:42,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (4 of 68 remaining) [2023-11-19 05:05:42,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (3 of 68 remaining) [2023-11-19 05:05:42,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (2 of 68 remaining) [2023-11-19 05:05:42,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (1 of 68 remaining) [2023-11-19 05:05:42,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (0 of 68 remaining) [2023-11-19 05:05:42,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:05:42,070 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:05:42,076 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-19 05:05:42,077 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:05:42,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:05:42 BasicIcfg [2023-11-19 05:05:42,081 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:05:42,082 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:05:42,082 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:05:42,082 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:05:42,083 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:30" (3/4) ... [2023-11-19 05:05:42,085 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 05:05:42,088 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-19 05:05:42,088 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-19 05:05:42,088 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-11-19 05:05:42,096 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-19 05:05:42,096 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 05:05:42,097 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 05:05:42,097 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 05:05:42,220 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/witness.graphml [2023-11-19 05:05:42,220 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/witness.yml [2023-11-19 05:05:42,220 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:05:42,221 INFO L158 Benchmark]: Toolchain (without parser) took 14189.04ms. Allocated memory was 138.4MB in the beginning and 220.2MB in the end (delta: 81.8MB). Free memory was 74.4MB in the beginning and 120.9MB in the end (delta: -46.5MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2023-11-19 05:05:42,222 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 138.4MB. Free memory is still 110.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:05:42,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.52ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 74.3MB in the beginning and 145.8MB in the end (delta: -71.5MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2023-11-19 05:05:42,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.12ms. Allocated memory is still 178.3MB. Free memory was 145.8MB in the beginning and 143.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:05:42,223 INFO L158 Benchmark]: Boogie Preprocessor took 76.49ms. Allocated memory is still 178.3MB. Free memory was 143.3MB in the beginning and 141.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:05:42,223 INFO L158 Benchmark]: RCFGBuilder took 1412.94ms. Allocated memory is still 178.3MB. Free memory was 140.3MB in the beginning and 108.3MB in the end (delta: 32.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-19 05:05:42,224 INFO L158 Benchmark]: TraceAbstraction took 12057.34ms. Allocated memory was 178.3MB in the beginning and 220.2MB in the end (delta: 41.9MB). Free memory was 108.3MB in the beginning and 127.2MB in the end (delta: -18.9MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-11-19 05:05:42,224 INFO L158 Benchmark]: Witness Printer took 138.79ms. Allocated memory is still 220.2MB. Free memory was 126.1MB in the beginning and 120.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:05:42,227 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 138.4MB. Free memory is still 110.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 433.52ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 74.3MB in the beginning and 145.8MB in the end (delta: -71.5MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.12ms. Allocated memory is still 178.3MB. Free memory was 145.8MB in the beginning and 143.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.49ms. Allocated memory is still 178.3MB. Free memory was 143.3MB in the beginning and 141.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1412.94ms. Allocated memory is still 178.3MB. Free memory was 140.3MB in the beginning and 108.3MB in the end (delta: 32.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * TraceAbstraction took 12057.34ms. Allocated memory was 178.3MB in the beginning and 220.2MB in the end (delta: 41.9MB). Free memory was 108.3MB in the beginning and 127.2MB in the end (delta: -18.9MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Witness Printer took 138.79ms. Allocated memory is still 220.2MB. Free memory was 126.1MB in the beginning and 120.9MB in the end (delta: 5.2MB). 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: 11.3s, 239 PlacesBefore, 70 PlacesAfterwards, 236 TransitionsBefore, 60 TransitionsAfterwards, 2986 CoEnabledTransitionPairs, 9 FixpointIterations, 181 TrivialSequentialCompositions, 70 ConcurrentSequentialCompositions, 17 TrivialYvCompositions, 2 ConcurrentYvCompositions, 7 ChoiceCompositions, 277 TotalNumberOfCompositions, 4408 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4408, independent: 4408, independent conditional: 0, independent unconditional: 4408, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1299, independent: 1299, independent conditional: 0, independent unconditional: 1299, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1299, independent: 1206, independent conditional: 0, independent unconditional: 1206, dependent: 93, dependent conditional: 0, dependent unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 93, independent: 93, independent conditional: 0, independent unconditional: 93, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 290, independent: 290, independent conditional: 0, independent unconditional: 290, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4408, independent: 3109, independent conditional: 0, independent unconditional: 3109, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1299, unknown conditional: 0, unknown unconditional: 1299] , Statistics on independence cache: Total cache size (in pairs): 156, Positive cache size: 156, Positive conditional cache size: 0, Positive unconditional cache size: 156, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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: 45]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 45]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 45]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: 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: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: 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: 77]: 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: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: 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: 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: 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: 92]: 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 7 procedures, 272 locations, 68 error locations. Started 1 CEGAR loops. OverallTime: 11.9s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 11.6s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 0 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3567occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 1 NumberOfCodeBlocks, 1 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 41 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-19 05:05:42,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425b13f2-6a5f-4d75-8514-8983cade2b9c/bin/utaipan-verify-t7M7D8N6sZ/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