./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4fc63b2a 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_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2 --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 8e0b8e6efb6fc18f3ca2ba094d3acbfc6a07fbc0100e70485e3a3a84ea56105b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 11:25:03,092 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 11:25:03,182 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-02 11:25:03,189 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 11:25:03,190 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 11:25:03,227 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 11:25:03,227 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 11:25:03,228 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 11:25:03,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 11:25:03,231 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 11:25:03,231 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 11:25:03,232 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 11:25:03,232 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 11:25:03,233 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 11:25:03,233 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 11:25:03,233 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 11:25:03,234 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 11:25:03,234 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 11:25:03,234 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 11:25:03,235 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 11:25:03,235 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 11:25:03,240 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 11:25:03,241 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 11:25:03,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 11:25:03,244 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 11:25:03,245 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 11:25:03,245 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 11:25:03,245 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 11:25:03,246 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 11:25:03,246 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 11:25:03,246 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 11:25:03,247 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-02 11:25:03,247 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 11:25:03,247 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 11:25:03,248 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 11:25:03,248 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 11:25:03,248 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 11:25:03,249 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 11:25:03,250 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 11:25:03,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:25:03,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 11:25:03,252 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 11:25:03,252 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 11:25:03,252 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 11:25:03,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 11:25:03,253 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 11:25:03,254 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 11:25:03,254 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 11:25:03,254 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_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e0b8e6efb6fc18f3ca2ba094d3acbfc6a07fbc0100e70485e3a3a84ea56105b [2024-11-02 11:25:03,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 11:25:03,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 11:25:03,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 11:25:03,616 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 11:25:03,617 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 11:25:03,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i Unable to find full path for "g++" [2024-11-02 11:25:05,718 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 11:25:05,972 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 11:25:05,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/sv-benchmarks/c/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-11-02 11:25:05,993 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/data/58b68a4cd/9be103834232408291916e8aa8c41221/FLAGc81aa4744 [2024-11-02 11:25:06,008 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/data/58b68a4cd/9be103834232408291916e8aa8c41221 [2024-11-02 11:25:06,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 11:25:06,011 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 11:25:06,013 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 11:25:06,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 11:25:06,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 11:25:06,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:25:06" (1/1) ... [2024-11-02 11:25:06,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@733467ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06, skipping insertion in model container [2024-11-02 11:25:06,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:25:06" (1/1) ... [2024-11-02 11:25:06,089 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 11:25:06,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:25:06,705 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 11:25:06,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:25:06,838 INFO L204 MainTranslator]: Completed translation [2024-11-02 11:25:06,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06 WrapperNode [2024-11-02 11:25:06,839 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 11:25:06,840 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 11:25:06,840 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 11:25:06,840 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 11:25:06,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06" (1/1) ... [2024-11-02 11:25:06,870 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06" (1/1) ... [2024-11-02 11:25:06,910 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 87 [2024-11-02 11:25:06,911 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 11:25:06,911 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 11:25:06,912 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 11:25:06,912 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 11:25:06,923 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06" (1/1) ... [2024-11-02 11:25:06,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06" (1/1) ... [2024-11-02 11:25:06,927 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06" (1/1) ... [2024-11-02 11:25:06,929 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06" (1/1) ... [2024-11-02 11:25:06,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06" (1/1) ... [2024-11-02 11:25:06,943 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06" (1/1) ... [2024-11-02 11:25:06,945 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06" (1/1) ... [2024-11-02 11:25:06,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06" (1/1) ... [2024-11-02 11:25:06,949 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 11:25:06,950 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 11:25:06,950 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 11:25:06,950 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 11:25:06,951 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06" (1/1) ... [2024-11-02 11:25:06,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:25:06,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 11:25:06,992 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 11:25:06,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 11:25:07,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-02 11:25:07,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 11:25:07,036 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-02 11:25:07,036 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-02 11:25:07,036 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-02 11:25:07,036 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-02 11:25:07,037 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-02 11:25:07,037 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-02 11:25:07,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 11:25:07,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-02 11:25:07,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 11:25:07,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 11:25:07,040 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-02 11:25:07,220 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 11:25:07,223 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 11:25:07,612 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-02 11:25:07,612 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 11:25:07,894 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 11:25:07,894 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-02 11:25:07,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:25:07 BoogieIcfgContainer [2024-11-02 11:25:07,895 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 11:25:07,902 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 11:25:07,902 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 11:25:07,914 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 11:25:07,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:25:06" (1/3) ... [2024-11-02 11:25:07,915 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a1e3158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:25:07, skipping insertion in model container [2024-11-02 11:25:07,916 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:06" (2/3) ... [2024-11-02 11:25:07,916 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a1e3158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:25:07, skipping insertion in model container [2024-11-02 11:25:07,916 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:25:07" (3/3) ... [2024-11-02 11:25:07,923 INFO L112 eAbstractionObserver]: Analyzing ICFG safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-11-02 11:25:07,947 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 11:25:07,947 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 21 error locations. [2024-11-02 11:25:07,947 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-02 11:25:08,071 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-02 11:25:08,134 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 120 places, 113 transitions, 238 flow [2024-11-02 11:25:11,894 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 73466 states, 72171 states have (on average 3.8513946044810243) internal successors, (277959), 73465 states have internal predecessors, (277959), 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) [2024-11-02 11:25:11,953 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 11:25:11,959 INFO L333 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, 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;@4e18292d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 11:25:11,960 INFO L334 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2024-11-02 11:25:12,080 INFO L276 IsEmpty]: Start isEmpty. Operand has 73466 states, 72171 states have (on average 3.8513946044810243) internal successors, (277959), 73465 states have internal predecessors, (277959), 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) [2024-11-02 11:25:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-02 11:25:12,086 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:25:12,087 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:25:12,088 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2024-11-02 11:25:12,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:25:12,094 INFO L85 PathProgramCache]: Analyzing trace with hash 959419529, now seen corresponding path program 1 times [2024-11-02 11:25:12,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:25:12,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916942689] [2024-11-02 11:25:12,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:25:12,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 11:25:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:25:12,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 11:25:12,335 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 11:25:12,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916942689] [2024-11-02 11:25:12,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916942689] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:25:12,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:25:12,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-02 11:25:12,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583564090] [2024-11-02 11:25:12,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:25:12,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 11:25:12,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 11:25:12,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 11:25:12,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 11:25:12,511 INFO L87 Difference]: Start difference. First operand has 73466 states, 72171 states have (on average 3.8513946044810243) internal successors, (277959), 73465 states have internal predecessors, (277959), 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 22.0) internal successors, (22), 2 states have internal predecessors, (22), 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) [2024-11-02 11:25:14,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:25:14,639 INFO L93 Difference]: Finished difference Result 83672 states and 334269 transitions. [2024-11-02 11:25:14,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 11:25:14,642 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 22.0) internal successors, (22), 2 states have internal predecessors, (22), 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 22 [2024-11-02 11:25:14,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:25:15,052 INFO L225 Difference]: With dead ends: 83672 [2024-11-02 11:25:15,053 INFO L226 Difference]: Without dead ends: 9092 [2024-11-02 11:25:15,186 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 11:25:15,190 INFO L432 NwaCegarLoop]: 73 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 11:25:15,191 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 73 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 11:25:15,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9092 states. [2024-11-02 11:25:15,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9092 to 9092. [2024-11-02 11:25:15,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9092 states, 9090 states have (on average 3.506160616061606) internal successors, (31871), 9091 states have internal predecessors, (31871), 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) [2024-11-02 11:25:15,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9092 states to 9092 states and 31871 transitions. [2024-11-02 11:25:16,072 INFO L78 Accepts]: Start accepts. Automaton has 9092 states and 31871 transitions. Word has length 22 [2024-11-02 11:25:16,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:25:16,074 INFO L471 AbstractCegarLoop]: Abstraction has 9092 states and 31871 transitions. [2024-11-02 11:25:16,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 22.0) internal successors, (22), 2 states have internal predecessors, (22), 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) [2024-11-02 11:25:16,075 INFO L276 IsEmpty]: Start isEmpty. Operand 9092 states and 31871 transitions. [2024-11-02 11:25:16,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-02 11:25:16,086 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:25:16,087 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:25:16,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 11:25:16,088 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2024-11-02 11:25:16,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:25:16,088 INFO L85 PathProgramCache]: Analyzing trace with hash -1049325200, now seen corresponding path program 1 times [2024-11-02 11:25:16,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:25:16,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78226755] [2024-11-02 11:25:16,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:25:16,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 11:25:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:25:16,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 11:25:16,223 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 11:25:16,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78226755] [2024-11-02 11:25:16,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78226755] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:25:16,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:25:16,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 11:25:16,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036678685] [2024-11-02 11:25:16,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:25:16,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 11:25:16,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 11:25:16,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 11:25:16,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 11:25:16,227 INFO L87 Difference]: Start difference. First operand 9092 states and 31871 transitions. Second operand has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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) [2024-11-02 11:25:16,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:25:16,466 INFO L93 Difference]: Finished difference Result 9092 states and 31871 transitions. [2024-11-02 11:25:16,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 11:25:16,467 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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 39 [2024-11-02 11:25:16,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:25:16,606 INFO L225 Difference]: With dead ends: 9092 [2024-11-02 11:25:16,606 INFO L226 Difference]: Without dead ends: 8588 [2024-11-02 11:25:16,615 INFO L431 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 [2024-11-02 11:25:16,616 INFO L432 NwaCegarLoop]: 69 mSDtfsCounter, 32 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 11:25:16,618 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 115 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 11:25:16,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8588 states. [2024-11-02 11:25:16,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8588 to 8588. [2024-11-02 11:25:17,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8588 states, 8587 states have (on average 3.4990101315942703) internal successors, (30046), 8587 states have internal predecessors, (30046), 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) [2024-11-02 11:25:17,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8588 states to 8588 states and 30046 transitions. [2024-11-02 11:25:17,138 INFO L78 Accepts]: Start accepts. Automaton has 8588 states and 30046 transitions. Word has length 39 [2024-11-02 11:25:17,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:25:17,140 INFO L471 AbstractCegarLoop]: Abstraction has 8588 states and 30046 transitions. [2024-11-02 11:25:17,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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) [2024-11-02 11:25:17,141 INFO L276 IsEmpty]: Start isEmpty. Operand 8588 states and 30046 transitions. [2024-11-02 11:25:17,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-02 11:25:17,155 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:25:17,155 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:25:17,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-02 11:25:17,156 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2024-11-02 11:25:17,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:25:17,157 INFO L85 PathProgramCache]: Analyzing trace with hash -791592479, now seen corresponding path program 1 times [2024-11-02 11:25:17,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:25:17,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241537431] [2024-11-02 11:25:17,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:25:17,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 11:25:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:25:17,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 11:25:17,292 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 11:25:17,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241537431] [2024-11-02 11:25:17,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241537431] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:25:17,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:25:17,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 11:25:17,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943003146] [2024-11-02 11:25:17,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:25:17,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 11:25:17,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 11:25:17,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 11:25:17,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 11:25:17,295 INFO L87 Difference]: Start difference. First operand 8588 states and 30046 transitions. Second operand has 3 states, 2 states have (on average 24.5) internal successors, (49), 3 states have internal predecessors, (49), 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) [2024-11-02 11:25:17,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:25:17,421 INFO L93 Difference]: Finished difference Result 8588 states and 30046 transitions. [2024-11-02 11:25:17,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 11:25:17,422 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 24.5) internal successors, (49), 3 states have internal predecessors, (49), 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 49 [2024-11-02 11:25:17,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:25:17,480 INFO L225 Difference]: With dead ends: 8588 [2024-11-02 11:25:17,480 INFO L226 Difference]: Without dead ends: 0 [2024-11-02 11:25:17,502 INFO L431 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 [2024-11-02 11:25:17,503 INFO L432 NwaCegarLoop]: 69 mSDtfsCounter, 21 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 11:25:17,503 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 124 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 11:25:17,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-02 11:25:17,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-02 11:25:17,505 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) [2024-11-02 11:25:17,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-02 11:25:17,551 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 49 [2024-11-02 11:25:17,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:25:17,552 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-02 11:25:17,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 24.5) internal successors, (49), 3 states have internal predecessors, (49), 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) [2024-11-02 11:25:17,552 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-02 11:25:17,553 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-02 11:25:17,555 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (36 of 37 remaining) [2024-11-02 11:25:17,556 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (35 of 37 remaining) [2024-11-02 11:25:17,556 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (34 of 37 remaining) [2024-11-02 11:25:17,557 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (33 of 37 remaining) [2024-11-02 11:25:17,557 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (32 of 37 remaining) [2024-11-02 11:25:17,557 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (31 of 37 remaining) [2024-11-02 11:25:17,558 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (30 of 37 remaining) [2024-11-02 11:25:17,558 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (29 of 37 remaining) [2024-11-02 11:25:17,558 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (28 of 37 remaining) [2024-11-02 11:25:17,558 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (27 of 37 remaining) [2024-11-02 11:25:17,559 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (26 of 37 remaining) [2024-11-02 11:25:17,559 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (25 of 37 remaining) [2024-11-02 11:25:17,559 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (24 of 37 remaining) [2024-11-02 11:25:17,559 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 37 remaining) [2024-11-02 11:25:17,560 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 37 remaining) [2024-11-02 11:25:17,560 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 37 remaining) [2024-11-02 11:25:17,560 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 37 remaining) [2024-11-02 11:25:17,561 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 37 remaining) [2024-11-02 11:25:17,561 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 37 remaining) [2024-11-02 11:25:17,561 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 37 remaining) [2024-11-02 11:25:17,561 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 37 remaining) [2024-11-02 11:25:17,562 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 37 remaining) [2024-11-02 11:25:17,562 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (14 of 37 remaining) [2024-11-02 11:25:17,562 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 37 remaining) [2024-11-02 11:25:17,562 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (12 of 37 remaining) [2024-11-02 11:25:17,563 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (11 of 37 remaining) [2024-11-02 11:25:17,563 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (10 of 37 remaining) [2024-11-02 11:25:17,563 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (9 of 37 remaining) [2024-11-02 11:25:17,563 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (8 of 37 remaining) [2024-11-02 11:25:17,564 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (7 of 37 remaining) [2024-11-02 11:25:17,564 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (6 of 37 remaining) [2024-11-02 11:25:17,564 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (5 of 37 remaining) [2024-11-02 11:25:17,564 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (4 of 37 remaining) [2024-11-02 11:25:17,565 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (3 of 37 remaining) [2024-11-02 11:25:17,565 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (2 of 37 remaining) [2024-11-02 11:25:17,565 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (1 of 37 remaining) [2024-11-02 11:25:17,565 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (0 of 37 remaining) [2024-11-02 11:25:17,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-02 11:25:17,569 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-02 11:25:17,575 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-02 11:25:17,575 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 11:25:17,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 11:25:17 BasicIcfg [2024-11-02 11:25:17,579 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 11:25:17,580 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 11:25:17,581 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 11:25:17,581 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 11:25:17,582 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:25:07" (3/4) ... [2024-11-02 11:25:17,584 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-02 11:25:17,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-11-02 11:25:17,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-11-02 11:25:17,588 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2024-11-02 11:25:17,593 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-02 11:25:17,593 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-02 11:25:17,593 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-02 11:25:17,593 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-02 11:25:17,684 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/witness.graphml [2024-11-02 11:25:17,685 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/witness.yml [2024-11-02 11:25:17,685 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 11:25:17,685 INFO L158 Benchmark]: Toolchain (without parser) took 11674.11ms. Allocated memory was 192.9MB in the beginning and 3.4GB in the end (delta: 3.3GB). Free memory was 154.2MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 576.1MB. Max. memory is 16.1GB. [2024-11-02 11:25:17,686 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 192.9MB. Free memory is still 167.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 11:25:17,686 INFO L158 Benchmark]: CACSL2BoogieTranslator took 826.08ms. Allocated memory is still 192.9MB. Free memory was 154.2MB in the beginning and 132.0MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-02 11:25:17,686 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.14ms. Allocated memory is still 192.9MB. Free memory was 132.0MB in the beginning and 129.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 11:25:17,687 INFO L158 Benchmark]: Boogie Preprocessor took 37.99ms. Allocated memory is still 192.9MB. Free memory was 129.1MB in the beginning and 127.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 11:25:17,687 INFO L158 Benchmark]: RCFGBuilder took 945.08ms. Allocated memory is still 192.9MB. Free memory was 127.8MB in the beginning and 99.3MB in the end (delta: 28.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-02 11:25:17,687 INFO L158 Benchmark]: TraceAbstraction took 9677.30ms. Allocated memory was 192.9MB in the beginning and 3.4GB in the end (delta: 3.3GB). Free memory was 98.4MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 515.2MB. Max. memory is 16.1GB. [2024-11-02 11:25:17,688 INFO L158 Benchmark]: Witness Printer took 104.37ms. Allocated memory is still 3.4GB. Free memory was 2.8GB in the beginning and 2.8GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 11:25:17,689 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 192.9MB. Free memory is still 167.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 826.08ms. Allocated memory is still 192.9MB. Free memory was 154.2MB in the beginning and 132.0MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.14ms. Allocated memory is still 192.9MB. Free memory was 132.0MB in the beginning and 129.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.99ms. Allocated memory is still 192.9MB. Free memory was 129.1MB in the beginning and 127.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 945.08ms. Allocated memory is still 192.9MB. Free memory was 127.8MB in the beginning and 99.3MB in the end (delta: 28.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 9677.30ms. Allocated memory was 192.9MB in the beginning and 3.4GB in the end (delta: 3.3GB). Free memory was 98.4MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 515.2MB. Max. memory is 16.1GB. * Witness Printer took 104.37ms. Allocated memory is still 3.4GB. Free memory was 2.8GB in the beginning and 2.8GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: 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: 723]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 733]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 733]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 740]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 745]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 745]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 752]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 752]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 755]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 760]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 760]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 782]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 782]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 784]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 788]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 788]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 788]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 788]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 790]: 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, 151 locations, 37 error locations. Started 1 CEGAR loops. OverallTime: 9.4s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.8s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 53 mSDsluCounter, 312 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 101 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 81 IncrementalHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 211 mSDtfsCounter, 81 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73466occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 111 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 21 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-02 11:25:17,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc3f16d3-6051-4be5-84a1-77af9a2ca9dc/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE