./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/clever.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_f545a8ef-7de2-4257-bd21-ac9f439606b1/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/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_f545a8ef-7de2-4257-bd21-ac9f439606b1/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/clever.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/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_f545a8ef-7de2-4257-bd21-ac9f439606b1/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 f1b460e4dbdd0bf3097d690d1720c7a2141566e2aa4ca1ed003c7fa25661851d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:46:02,011 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:46:02,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DataRace-32bit-Taipan_Default.epf [2023-11-19 04:46:02,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:46:02,143 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:46:02,183 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:46:02,184 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:46:02,184 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:46:02,185 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:46:02,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:46:02,191 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:46:02,193 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:46:02,193 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:46:02,195 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:46:02,196 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:46:02,196 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:46:02,197 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:46:02,197 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:46:02,198 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:46:02,198 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:46:02,199 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:46:02,200 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:46:02,201 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:46:02,202 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:46:02,202 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:46:02,203 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:46:02,203 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:46:02,204 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:46:02,204 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:46:02,205 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:46:02,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:46:02,207 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-19 04:46:02,207 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:46:02,207 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:46:02,208 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:46:02,208 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:46:02,208 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:46:02,209 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:46:02,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:46:02,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:46:02,210 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:46:02,210 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:46:02,211 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:46:02,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:46:02,212 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:46:02,212 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:46:02,212 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:46:02,213 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_f545a8ef-7de2-4257-bd21-ac9f439606b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1b460e4dbdd0bf3097d690d1720c7a2141566e2aa4ca1ed003c7fa25661851d [2023-11-19 04:46:02,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:46:02,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:46:02,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:46:02,598 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:46:02,598 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:46:02,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/weaver/clever.wvr.c [2023-11-19 04:46:05,682 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:46:05,876 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:46:05,876 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/sv-benchmarks/c/weaver/clever.wvr.c [2023-11-19 04:46:05,884 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/bin/utaipan-verify-t7M7D8N6sZ/data/3827fc932/15cdc9c490c44162b995b8e7694be2ab/FLAGdbc2459d0 [2023-11-19 04:46:05,906 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/bin/utaipan-verify-t7M7D8N6sZ/data/3827fc932/15cdc9c490c44162b995b8e7694be2ab [2023-11-19 04:46:05,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:46:05,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:46:05,918 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:46:05,919 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:46:05,924 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:46:05,925 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:46:05" (1/1) ... [2023-11-19 04:46:05,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46275e1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:05, skipping insertion in model container [2023-11-19 04:46:05,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:46:05" (1/1) ... [2023-11-19 04:46:05,955 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:46:06,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:46:06,177 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:46:06,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:46:06,233 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:46:06,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:06 WrapperNode [2023-11-19 04:46:06,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:46:06,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:46:06,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:46:06,235 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:46:06,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:06" (1/1) ... [2023-11-19 04:46:06,260 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:06" (1/1) ... [2023-11-19 04:46:06,289 INFO L138 Inliner]: procedures = 19, calls = 22, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 156 [2023-11-19 04:46:06,290 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:46:06,291 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:46:06,291 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:46:06,291 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:46:06,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:06" (1/1) ... [2023-11-19 04:46:06,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:06" (1/1) ... [2023-11-19 04:46:06,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:06" (1/1) ... [2023-11-19 04:46:06,304 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:06" (1/1) ... [2023-11-19 04:46:06,314 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:06" (1/1) ... [2023-11-19 04:46:06,318 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:06" (1/1) ... [2023-11-19 04:46:06,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:06" (1/1) ... [2023-11-19 04:46:06,322 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:06" (1/1) ... [2023-11-19 04:46:06,325 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:46:06,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:46:06,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:46:06,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:46:06,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:06" (1/1) ... [2023-11-19 04:46:06,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:46:06,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:46:06,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:46:06,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:46:06,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:46:06,424 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:46:06,424 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:46:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:46:06,425 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:46:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:46:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:46:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:46:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:46:06,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:46:06,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:46:06,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:46:06,428 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 04:46:06,538 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:46:06,540 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:46:07,001 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:46:07,015 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:46:07,016 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:46:07,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:46:07 BoogieIcfgContainer [2023-11-19 04:46:07,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:46:07,059 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:46:07,059 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:46:07,064 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:46:07,064 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:46:05" (1/3) ... [2023-11-19 04:46:07,067 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27198340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:46:07, skipping insertion in model container [2023-11-19 04:46:07,067 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:06" (2/3) ... [2023-11-19 04:46:07,069 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27198340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:46:07, skipping insertion in model container [2023-11-19 04:46:07,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:46:07" (3/3) ... [2023-11-19 04:46:07,071 INFO L112 eAbstractionObserver]: Analyzing ICFG clever.wvr.c [2023-11-19 04:46:07,077 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-19 04:46:07,085 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:46:07,085 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 37 error locations. [2023-11-19 04:46:07,085 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 04:46:07,213 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-19 04:46:07,257 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-11-19 04:46:07,271 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 281 places, 286 transitions, 586 flow [2023-11-19 04:46:07,274 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 281 places, 286 transitions, 586 flow [2023-11-19 04:46:07,276 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 281 places, 286 transitions, 586 flow [2023-11-19 04:46:07,438 INFO L124 PetriNetUnfolderBase]: 12/284 cut-off events. [2023-11-19 04:46:07,438 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-19 04:46:07,452 INFO L83 FinitePrefix]: Finished finitePrefix Result has 293 conditions, 284 events. 12/284 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 442 event pairs, 0 based on Foata normal form. 0/235 useless extension candidates. Maximal degree in co-relation 204. Up to 2 conditions per place. [2023-11-19 04:46:07,462 INFO L119 LiptonReduction]: Number of co-enabled transitions 7260 [2023-11-19 04:46:16,838 INFO L134 LiptonReduction]: Checked pairs total: 11243 [2023-11-19 04:46:16,839 INFO L136 LiptonReduction]: Total number of compositions: 366 [2023-11-19 04:46:16,848 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65 places, 64 transitions, 142 flow [2023-11-19 04:46:16,923 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 740 states, 524 states have (on average 3.937022900763359) internal successors, (2063), 739 states have internal predecessors, (2063), 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 04:46:16,943 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:46:16,950 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;@182992bd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:46:16,950 INFO L358 AbstractCegarLoop]: Starting to check reachability of 57 error locations. [2023-11-19 04:46:16,956 INFO L276 IsEmpty]: Start isEmpty. Operand has 740 states, 524 states have (on average 3.937022900763359) internal successors, (2063), 739 states have internal predecessors, (2063), 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 04:46:16,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2023-11-19 04:46:16,961 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:46:16,962 INFO L195 NwaCegarLoop]: trace histogram [1] [2023-11-19 04:46:16,962 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 53 more)] === [2023-11-19 04:46:16,967 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:46:16,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1119, now seen corresponding path program 1 times [2023-11-19 04:46:16,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:46:16,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432004084] [2023-11-19 04:46:16,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:46:16,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:46:17,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:46:17,114 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 04:46:17,115 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:46:17,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432004084] [2023-11-19 04:46:17,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432004084] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:46:17,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:46:17,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-11-19 04:46:17,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965256549] [2023-11-19 04:46:17,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:46:17,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:46:17,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:46:17,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:46:17,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:46:17,157 INFO L87 Difference]: Start difference. First operand has 740 states, 524 states have (on average 3.937022900763359) internal successors, (2063), 739 states have internal predecessors, (2063), 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 04:46:17,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:46:17,237 INFO L93 Difference]: Finished difference Result 109 states and 267 transitions. [2023-11-19 04:46:17,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:46:17,240 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 04:46:17,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:46:17,252 INFO L225 Difference]: With dead ends: 109 [2023-11-19 04:46:17,253 INFO L226 Difference]: Without dead ends: 86 [2023-11-19 04:46:17,254 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 04:46:17,259 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:46:17,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:46:17,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-19 04:46:17,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-19 04:46:17,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 85 states have (on average 2.552941176470588) internal successors, (217), 85 states have internal predecessors, (217), 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 04:46:17,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 217 transitions. [2023-11-19 04:46:17,317 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 217 transitions. Word has length 1 [2023-11-19 04:46:17,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:46:17,318 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 217 transitions. [2023-11-19 04:46:17,318 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 04:46:17,320 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 217 transitions. [2023-11-19 04:46:17,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:46:17,322 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:46:17,322 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:46:17,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:46:17,327 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 53 more)] === [2023-11-19 04:46:17,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:46:17,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1038503711, now seen corresponding path program 1 times [2023-11-19 04:46:17,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:46:17,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442077091] [2023-11-19 04:46:17,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:46:17,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:46:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:46:17,477 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 04:46:17,477 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:46:17,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442077091] [2023-11-19 04:46:17,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442077091] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:46:17,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:46:17,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:46:17,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864962881] [2023-11-19 04:46:17,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:46:17,480 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:46:17,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:46:17,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:46:17,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:46:17,481 INFO L87 Difference]: Start difference. First operand 86 states and 217 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 04:46:17,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:46:17,520 INFO L93 Difference]: Finished difference Result 86 states and 217 transitions. [2023-11-19 04:46:17,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:46:17,521 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 8 [2023-11-19 04:46:17,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:46:17,521 INFO L225 Difference]: With dead ends: 86 [2023-11-19 04:46:17,521 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 04:46:17,522 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:46:17,523 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 13 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:46:17,524 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 3 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:46:17,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 04:46:17,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 04:46:17,526 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 04:46:17,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 04:46:17,526 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2023-11-19 04:46:17,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:46:17,526 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 04:46:17,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 04:46:17,527 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 04:46:17,527 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:46:17,530 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (56 of 57 remaining) [2023-11-19 04:46:17,531 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (55 of 57 remaining) [2023-11-19 04:46:17,531 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (54 of 57 remaining) [2023-11-19 04:46:17,531 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (53 of 57 remaining) [2023-11-19 04:46:17,532 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (52 of 57 remaining) [2023-11-19 04:46:17,532 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (51 of 57 remaining) [2023-11-19 04:46:17,532 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (50 of 57 remaining) [2023-11-19 04:46:17,532 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (49 of 57 remaining) [2023-11-19 04:46:17,533 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (48 of 57 remaining) [2023-11-19 04:46:17,533 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (47 of 57 remaining) [2023-11-19 04:46:17,533 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (46 of 57 remaining) [2023-11-19 04:46:17,533 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (45 of 57 remaining) [2023-11-19 04:46:17,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (44 of 57 remaining) [2023-11-19 04:46:17,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (43 of 57 remaining) [2023-11-19 04:46:17,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (42 of 57 remaining) [2023-11-19 04:46:17,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (41 of 57 remaining) [2023-11-19 04:46:17,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (40 of 57 remaining) [2023-11-19 04:46:17,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (39 of 57 remaining) [2023-11-19 04:46:17,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (38 of 57 remaining) [2023-11-19 04:46:17,536 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (37 of 57 remaining) [2023-11-19 04:46:17,536 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (36 of 57 remaining) [2023-11-19 04:46:17,536 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (35 of 57 remaining) [2023-11-19 04:46:17,537 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (34 of 57 remaining) [2023-11-19 04:46:17,537 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (33 of 57 remaining) [2023-11-19 04:46:17,537 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (32 of 57 remaining) [2023-11-19 04:46:17,538 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (31 of 57 remaining) [2023-11-19 04:46:17,538 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (30 of 57 remaining) [2023-11-19 04:46:17,538 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (29 of 57 remaining) [2023-11-19 04:46:17,539 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (28 of 57 remaining) [2023-11-19 04:46:17,539 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (27 of 57 remaining) [2023-11-19 04:46:17,539 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (26 of 57 remaining) [2023-11-19 04:46:17,539 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (25 of 57 remaining) [2023-11-19 04:46:17,540 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (24 of 57 remaining) [2023-11-19 04:46:17,540 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (23 of 57 remaining) [2023-11-19 04:46:17,540 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (22 of 57 remaining) [2023-11-19 04:46:17,540 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (21 of 57 remaining) [2023-11-19 04:46:17,541 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (20 of 57 remaining) [2023-11-19 04:46:17,541 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 57 remaining) [2023-11-19 04:46:17,541 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 57 remaining) [2023-11-19 04:46:17,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (17 of 57 remaining) [2023-11-19 04:46:17,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (16 of 57 remaining) [2023-11-19 04:46:17,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (15 of 57 remaining) [2023-11-19 04:46:17,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (14 of 57 remaining) [2023-11-19 04:46:17,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (13 of 57 remaining) [2023-11-19 04:46:17,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (12 of 57 remaining) [2023-11-19 04:46:17,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (11 of 57 remaining) [2023-11-19 04:46:17,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (10 of 57 remaining) [2023-11-19 04:46:17,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (9 of 57 remaining) [2023-11-19 04:46:17,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (8 of 57 remaining) [2023-11-19 04:46:17,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (7 of 57 remaining) [2023-11-19 04:46:17,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (6 of 57 remaining) [2023-11-19 04:46:17,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (5 of 57 remaining) [2023-11-19 04:46:17,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (4 of 57 remaining) [2023-11-19 04:46:17,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (3 of 57 remaining) [2023-11-19 04:46:17,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (2 of 57 remaining) [2023-11-19 04:46:17,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (1 of 57 remaining) [2023-11-19 04:46:17,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (0 of 57 remaining) [2023-11-19 04:46:17,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 04:46:17,549 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-19 04:46:17,555 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-19 04:46:17,555 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:46:17,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:46:17 BasicIcfg [2023-11-19 04:46:17,560 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:46:17,560 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:46:17,560 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:46:17,561 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:46:17,561 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:46:07" (3/4) ... [2023-11-19 04:46:17,563 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:46:17,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-19 04:46:17,568 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-19 04:46:17,575 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-19 04:46:17,576 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 04:46:17,576 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 04:46:17,577 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:46:17,679 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/bin/utaipan-verify-t7M7D8N6sZ/witness.graphml [2023-11-19 04:46:17,680 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/bin/utaipan-verify-t7M7D8N6sZ/witness.yml [2023-11-19 04:46:17,680 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:46:17,681 INFO L158 Benchmark]: Toolchain (without parser) took 11766.32ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 135.5MB in the beginning and 147.3MB in the end (delta: -11.8MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2023-11-19 04:46:17,681 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory was 69.8MB in the beginning and 69.6MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:46:17,681 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.48ms. Allocated memory is still 178.3MB. Free memory was 135.0MB in the beginning and 123.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:46:17,682 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.86ms. Allocated memory is still 178.3MB. Free memory was 123.5MB in the beginning and 121.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:46:17,682 INFO L158 Benchmark]: Boogie Preprocessor took 34.67ms. Allocated memory is still 178.3MB. Free memory was 121.4MB in the beginning and 119.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:46:17,683 INFO L158 Benchmark]: RCFGBuilder took 706.85ms. Allocated memory is still 178.3MB. Free memory was 119.3MB in the beginning and 145.1MB in the end (delta: -25.7MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2023-11-19 04:46:17,683 INFO L158 Benchmark]: TraceAbstraction took 10500.55ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 146.9MB in the beginning and 153.6MB in the end (delta: -6.7MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-11-19 04:46:17,684 INFO L158 Benchmark]: Witness Printer took 119.70ms. Allocated memory is still 213.9MB. Free memory was 153.6MB in the beginning and 147.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:46:17,686 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory was 69.8MB in the beginning and 69.6MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.48ms. Allocated memory is still 178.3MB. Free memory was 135.0MB in the beginning and 123.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.86ms. Allocated memory is still 178.3MB. Free memory was 123.5MB in the beginning and 121.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.67ms. Allocated memory is still 178.3MB. Free memory was 121.4MB in the beginning and 119.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 706.85ms. Allocated memory is still 178.3MB. Free memory was 119.3MB in the beginning and 145.1MB in the end (delta: -25.7MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * TraceAbstraction took 10500.55ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 146.9MB in the beginning and 153.6MB in the end (delta: -6.7MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Witness Printer took 119.70ms. Allocated memory is still 213.9MB. Free memory was 153.6MB in the beginning and 147.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9.6s, 281 PlacesBefore, 65 PlacesAfterwards, 286 TransitionsBefore, 64 TransitionsAfterwards, 7260 CoEnabledTransitionPairs, 9 FixpointIterations, 204 TrivialSequentialCompositions, 132 ConcurrentSequentialCompositions, 16 TrivialYvCompositions, 8 ConcurrentYvCompositions, 6 ChoiceCompositions, 366 TotalNumberOfCompositions, 11243 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 9251, independent: 9116, independent conditional: 0, independent unconditional: 9116, dependent: 135, dependent conditional: 0, dependent unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5165, independent: 5142, independent conditional: 0, independent unconditional: 5142, dependent: 23, dependent conditional: 0, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5165, independent: 5072, independent conditional: 0, independent unconditional: 5072, dependent: 93, dependent conditional: 0, dependent unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 93, independent: 70, independent conditional: 0, independent unconditional: 70, dependent: 23, dependent conditional: 0, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 108, independent: 74, independent conditional: 0, independent unconditional: 74, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9251, independent: 3974, independent conditional: 0, independent unconditional: 3974, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 5165, unknown conditional: 0, unknown unconditional: 5165] , Statistics on independence cache: Total cache size (in pairs): 283, Positive cache size: 276, Positive conditional cache size: 0, Positive unconditional cache size: 276, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 40]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 40]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 44]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 44]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: 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: 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: 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: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: 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: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: 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: 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: 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: 80]: 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 - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 368 locations, 57 error locations. Started 1 CEGAR loops. OverallTime: 10.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 9.7s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 42 IncrementalHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 5 mSDtfsCounter, 42 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=740occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 37 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-19 04:46:17,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f545a8ef-7de2-4257-bd21-ac9f439606b1/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