./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4633300b13c3e317f8d3cd1cc05f3f76ba271ffedabaa8599cd9617354fa2b7b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:49:26,956 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:49:27,078 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-26 11:49:27,088 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:49:27,091 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:49:27,131 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:49:27,132 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:49:27,132 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:49:27,133 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:49:27,133 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:49:27,134 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:49:27,135 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:49:27,138 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:49:27,138 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:49:27,139 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:49:27,139 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:49:27,140 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:49:27,140 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:49:27,141 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:49:27,142 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:49:27,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:49:27,143 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:49:27,143 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-26 11:49:27,144 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:49:27,144 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:49:27,145 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:49:27,145 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:49:27,146 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:49:27,147 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:49:27,147 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:49:27,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:49:27,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:49:27,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:49:27,150 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:49:27,150 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:49:27,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:49:27,151 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:49:27,152 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:49:27,152 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:49:27,153 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:49:27,153 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:49:27,154 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4633300b13c3e317f8d3cd1cc05f3f76ba271ffedabaa8599cd9617354fa2b7b [2023-11-26 11:49:27,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:49:27,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:49:27,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:49:27,501 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:49:27,501 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:49:27,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-26 11:49:30,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:49:31,003 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:49:31,011 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/sv-benchmarks/c/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-26 11:49:31,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/data/732ba4318/2e62d7ac758246f595aaa0e67bf9b4a1/FLAGe1637ed13 [2023-11-26 11:49:31,053 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/data/732ba4318/2e62d7ac758246f595aaa0e67bf9b4a1 [2023-11-26 11:49:31,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:49:31,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:49:31,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:49:31,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:49:31,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:49:31,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:49:31" (1/1) ... [2023-11-26 11:49:31,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f759b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31, skipping insertion in model container [2023-11-26 11:49:31,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:49:31" (1/1) ... [2023-11-26 11:49:31,129 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:49:31,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:49:31,592 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:49:31,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:49:31,703 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:49:31,704 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:49:31,712 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:49:31,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31 WrapperNode [2023-11-26 11:49:31,713 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:49:31,714 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:49:31,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:49:31,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:49:31,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31" (1/1) ... [2023-11-26 11:49:31,764 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31" (1/1) ... [2023-11-26 11:49:31,803 INFO L138 Inliner]: procedures = 177, calls = 63, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 118 [2023-11-26 11:49:31,803 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:49:31,804 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:49:31,804 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:49:31,805 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:49:31,815 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31" (1/1) ... [2023-11-26 11:49:31,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31" (1/1) ... [2023-11-26 11:49:31,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31" (1/1) ... [2023-11-26 11:49:31,839 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31" (1/1) ... [2023-11-26 11:49:31,846 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31" (1/1) ... [2023-11-26 11:49:31,862 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31" (1/1) ... [2023-11-26 11:49:31,864 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31" (1/1) ... [2023-11-26 11:49:31,866 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31" (1/1) ... [2023-11-26 11:49:31,870 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:49:31,871 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:49:31,884 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:49:31,884 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:49:31,886 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31" (1/1) ... [2023-11-26 11:49:31,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:49:31,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:49:31,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:49:31,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:49:32,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-26 11:49:32,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-26 11:49:32,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:49:32,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:49:32,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:49:32,020 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-26 11:49:32,020 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-26 11:49:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-26 11:49:32,021 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-26 11:49:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-26 11:49:32,021 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-26 11:49:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-26 11:49:32,022 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-26 11:49:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-26 11:49:32,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-26 11:49:32,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:49:32,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:49:32,031 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-26 11:49:32,250 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:49:32,252 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:49:32,548 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:49:32,737 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:49:32,737 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 11:49:32,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:49:32 BoogieIcfgContainer [2023-11-26 11:49:32,739 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:49:32,742 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:49:32,742 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:49:32,746 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:49:32,746 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:49:31" (1/3) ... [2023-11-26 11:49:32,747 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62044986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:49:32, skipping insertion in model container [2023-11-26 11:49:32,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:31" (2/3) ... [2023-11-26 11:49:32,747 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62044986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:49:32, skipping insertion in model container [2023-11-26 11:49:32,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:49:32" (3/3) ... [2023-11-26 11:49:32,749 INFO L112 eAbstractionObserver]: Analyzing ICFG safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-26 11:49:32,760 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-26 11:49:32,773 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:49:32,773 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2023-11-26 11:49:32,773 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-26 11:49:32,883 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-26 11:49:32,937 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 151 places, 141 transitions, 298 flow [2023-11-26 11:49:33,011 INFO L124 PetriNetUnfolderBase]: 3/137 cut-off events. [2023-11-26 11:49:33,012 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-26 11:49:33,020 INFO L83 FinitePrefix]: Finished finitePrefix Result has 150 conditions, 137 events. 3/137 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 164 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 122. Up to 2 conditions per place. [2023-11-26 11:49:33,020 INFO L82 GeneralOperation]: Start removeDead. Operand has 151 places, 141 transitions, 298 flow [2023-11-26 11:49:33,031 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 147 places, 137 transitions, 286 flow [2023-11-26 11:49:33,041 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:49:33,049 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=PETRI_NET, 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;@65d8ec33, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:49:33,050 INFO L358 AbstractCegarLoop]: Starting to check reachability of 47 error locations. [2023-11-26 11:49:33,058 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-26 11:49:33,058 INFO L124 PetriNetUnfolderBase]: 0/23 cut-off events. [2023-11-26 11:49:33,058 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-26 11:49:33,058 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:49:33,059 INFO L208 CegarLoopForPetriNet]: 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] [2023-11-26 11:49:33,060 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2023-11-26 11:49:33,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:49:33,066 INFO L85 PathProgramCache]: Analyzing trace with hash -739657823, now seen corresponding path program 1 times [2023-11-26 11:49:33,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:49:33,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258478927] [2023-11-26 11:49:33,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:49:33,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:49:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:33,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:49:33,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:49:33,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258478927] [2023-11-26 11:49:33,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258478927] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:49:33,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:49:33,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-26 11:49:33,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686892244] [2023-11-26 11:49:33,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:49:33,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:49:33,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:49:33,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:49:33,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:49:33,368 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 141 [2023-11-26 11:49:33,372 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 147 places, 137 transitions, 286 flow. Second operand has 2 states, 2 states have (on average 98.0) internal successors, (196), 2 states have internal predecessors, (196), 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) [2023-11-26 11:49:33,372 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:49:33,375 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 141 [2023-11-26 11:49:33,376 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:49:34,175 INFO L124 PetriNetUnfolderBase]: 1205/2407 cut-off events. [2023-11-26 11:49:34,176 INFO L125 PetriNetUnfolderBase]: For 65/65 co-relation queries the response was YES. [2023-11-26 11:49:34,191 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4244 conditions, 2407 events. 1205/2407 cut-off events. For 65/65 co-relation queries the response was YES. Maximal size of possible extension queue 179. Compared 16978 event pairs, 1205 based on Foata normal form. 289/2578 useless extension candidates. Maximal degree in co-relation 4214. Up to 1702 conditions per place. [2023-11-26 11:49:34,216 INFO L140 encePairwiseOnDemand]: 114/141 looper letters, 16 selfloop transitions, 0 changer transitions 0/107 dead transitions. [2023-11-26 11:49:34,216 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 107 transitions, 258 flow [2023-11-26 11:49:34,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:49:34,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-26 11:49:34,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 237 transitions. [2023-11-26 11:49:34,235 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8404255319148937 [2023-11-26 11:49:34,236 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 237 transitions. [2023-11-26 11:49:34,236 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 237 transitions. [2023-11-26 11:49:34,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:49:34,241 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 237 transitions. [2023-11-26 11:49:34,247 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 118.5) internal successors, (237), 2 states have internal predecessors, (237), 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) [2023-11-26 11:49:34,253 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 141.0) internal successors, (423), 3 states have internal predecessors, (423), 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) [2023-11-26 11:49:34,254 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 141.0) internal successors, (423), 3 states have internal predecessors, (423), 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) [2023-11-26 11:49:34,257 INFO L175 Difference]: Start difference. First operand has 147 places, 137 transitions, 286 flow. Second operand 2 states and 237 transitions. [2023-11-26 11:49:34,258 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 107 transitions, 258 flow [2023-11-26 11:49:34,262 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 107 transitions, 254 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-26 11:49:34,266 INFO L231 Difference]: Finished difference. Result has 117 places, 107 transitions, 222 flow [2023-11-26 11:49:34,268 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=222, PETRI_PLACES=117, PETRI_TRANSITIONS=107} [2023-11-26 11:49:34,274 INFO L281 CegarLoopForPetriNet]: 147 programPoint places, -30 predicate places. [2023-11-26 11:49:34,275 INFO L495 AbstractCegarLoop]: Abstraction has has 117 places, 107 transitions, 222 flow [2023-11-26 11:49:34,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 98.0) internal successors, (196), 2 states have internal predecessors, (196), 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) [2023-11-26 11:49:34,275 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:49:34,276 INFO L208 CegarLoopForPetriNet]: 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] [2023-11-26 11:49:34,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 11:49:34,276 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2023-11-26 11:49:34,277 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:49:34,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1508149178, now seen corresponding path program 1 times [2023-11-26 11:49:34,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:49:34,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665517051] [2023-11-26 11:49:34,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:49:34,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:49:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:34,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:49:34,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:49:34,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665517051] [2023-11-26 11:49:34,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665517051] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:49:34,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:49:34,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:49:34,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795484892] [2023-11-26 11:49:34,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:49:34,451 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:49:34,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:49:34,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:49:34,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:49:34,457 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 141 [2023-11-26 11:49:34,457 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 107 transitions, 222 flow. Second operand has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 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) [2023-11-26 11:49:34,458 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:49:34,458 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 141 [2023-11-26 11:49:34,458 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:49:35,857 INFO L124 PetriNetUnfolderBase]: 2021/7889 cut-off events. [2023-11-26 11:49:35,857 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-26 11:49:35,898 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10827 conditions, 7889 events. 2021/7889 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 84504 event pairs, 797 based on Foata normal form. 0/7424 useless extension candidates. Maximal degree in co-relation 10824. Up to 1656 conditions per place. [2023-11-26 11:49:36,000 INFO L140 encePairwiseOnDemand]: 139/141 looper letters, 27 selfloop transitions, 1 changer transitions 0/116 dead transitions. [2023-11-26 11:49:36,000 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 116 transitions, 296 flow [2023-11-26 11:49:36,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:49:36,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 11:49:36,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 311 transitions. [2023-11-26 11:49:36,006 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.735224586288416 [2023-11-26 11:49:36,007 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 311 transitions. [2023-11-26 11:49:36,007 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 311 transitions. [2023-11-26 11:49:36,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:49:36,008 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 311 transitions. [2023-11-26 11:49:36,012 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 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) [2023-11-26 11:49:36,015 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 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) [2023-11-26 11:49:36,016 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 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) [2023-11-26 11:49:36,016 INFO L175 Difference]: Start difference. First operand has 117 places, 107 transitions, 222 flow. Second operand 3 states and 311 transitions. [2023-11-26 11:49:36,016 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 116 transitions, 296 flow [2023-11-26 11:49:36,018 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 116 transitions, 296 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-26 11:49:36,022 INFO L231 Difference]: Finished difference. Result has 118 places, 106 transitions, 222 flow [2023-11-26 11:49:36,024 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=220, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=222, PETRI_PLACES=118, PETRI_TRANSITIONS=106} [2023-11-26 11:49:36,027 INFO L281 CegarLoopForPetriNet]: 147 programPoint places, -29 predicate places. [2023-11-26 11:49:36,028 INFO L495 AbstractCegarLoop]: Abstraction has has 118 places, 106 transitions, 222 flow [2023-11-26 11:49:36,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 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) [2023-11-26 11:49:36,028 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:49:36,029 INFO L208 CegarLoopForPetriNet]: 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, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:49:36,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 11:49:36,030 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2023-11-26 11:49:36,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:49:36,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1356595319, now seen corresponding path program 1 times [2023-11-26 11:49:36,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:49:36,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145834826] [2023-11-26 11:49:36,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:49:36,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:49:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:36,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:49:36,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:49:36,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145834826] [2023-11-26 11:49:36,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145834826] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:49:36,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:49:36,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:49:36,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444680348] [2023-11-26 11:49:36,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:49:36,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:49:36,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:49:36,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:49:36,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:49:36,226 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 141 [2023-11-26 11:49:36,227 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 106 transitions, 222 flow. Second operand has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 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) [2023-11-26 11:49:36,227 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:49:36,227 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 141 [2023-11-26 11:49:36,227 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:49:37,169 INFO L124 PetriNetUnfolderBase]: 2021/6510 cut-off events. [2023-11-26 11:49:37,169 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-26 11:49:37,199 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9450 conditions, 6510 events. 2021/6510 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 227. Compared 64559 event pairs, 1205 based on Foata normal form. 0/6251 useless extension candidates. Maximal degree in co-relation 9446. Up to 1702 conditions per place. [2023-11-26 11:49:37,205 INFO L140 encePairwiseOnDemand]: 139/141 looper letters, 0 selfloop transitions, 0 changer transitions 115/115 dead transitions. [2023-11-26 11:49:37,205 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 115 transitions, 296 flow [2023-11-26 11:49:37,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:49:37,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 11:49:37,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 311 transitions. [2023-11-26 11:49:37,207 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.735224586288416 [2023-11-26 11:49:37,207 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 311 transitions. [2023-11-26 11:49:37,207 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 311 transitions. [2023-11-26 11:49:37,208 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:49:37,208 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 311 transitions. [2023-11-26 11:49:37,209 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 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) [2023-11-26 11:49:37,211 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 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) [2023-11-26 11:49:37,212 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 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) [2023-11-26 11:49:37,212 INFO L175 Difference]: Start difference. First operand has 118 places, 106 transitions, 222 flow. Second operand 3 states and 311 transitions. [2023-11-26 11:49:37,213 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 115 transitions, 296 flow [2023-11-26 11:49:37,215 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 115 transitions, 295 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 11:49:37,216 INFO L231 Difference]: Finished difference. Result has 118 places, 0 transitions, 0 flow [2023-11-26 11:49:37,216 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=219, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=105, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=118, PETRI_TRANSITIONS=0} [2023-11-26 11:49:37,218 INFO L281 CegarLoopForPetriNet]: 147 programPoint places, -29 predicate places. [2023-11-26 11:49:37,218 INFO L495 AbstractCegarLoop]: Abstraction has has 118 places, 0 transitions, 0 flow [2023-11-26 11:49:37,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 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) [2023-11-26 11:49:37,222 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (46 of 47 remaining) [2023-11-26 11:49:37,223 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (45 of 47 remaining) [2023-11-26 11:49:37,223 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (44 of 47 remaining) [2023-11-26 11:49:37,223 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (43 of 47 remaining) [2023-11-26 11:49:37,223 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (42 of 47 remaining) [2023-11-26 11:49:37,224 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (41 of 47 remaining) [2023-11-26 11:49:37,224 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (40 of 47 remaining) [2023-11-26 11:49:37,224 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (39 of 47 remaining) [2023-11-26 11:49:37,225 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (38 of 47 remaining) [2023-11-26 11:49:37,229 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (37 of 47 remaining) [2023-11-26 11:49:37,229 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (36 of 47 remaining) [2023-11-26 11:49:37,230 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (35 of 47 remaining) [2023-11-26 11:49:37,230 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (34 of 47 remaining) [2023-11-26 11:49:37,231 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (33 of 47 remaining) [2023-11-26 11:49:37,231 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (32 of 47 remaining) [2023-11-26 11:49:37,231 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (31 of 47 remaining) [2023-11-26 11:49:37,231 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (30 of 47 remaining) [2023-11-26 11:49:37,231 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (29 of 47 remaining) [2023-11-26 11:49:37,233 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (28 of 47 remaining) [2023-11-26 11:49:37,233 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (27 of 47 remaining) [2023-11-26 11:49:37,234 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (26 of 47 remaining) [2023-11-26 11:49:37,234 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (25 of 47 remaining) [2023-11-26 11:49:37,234 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (24 of 47 remaining) [2023-11-26 11:49:37,235 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (23 of 47 remaining) [2023-11-26 11:49:37,235 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (22 of 47 remaining) [2023-11-26 11:49:37,235 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (21 of 47 remaining) [2023-11-26 11:49:37,235 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (20 of 47 remaining) [2023-11-26 11:49:37,236 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 47 remaining) [2023-11-26 11:49:37,236 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 47 remaining) [2023-11-26 11:49:37,236 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 47 remaining) [2023-11-26 11:49:37,236 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (16 of 47 remaining) [2023-11-26 11:49:37,236 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (15 of 47 remaining) [2023-11-26 11:49:37,237 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (14 of 47 remaining) [2023-11-26 11:49:37,237 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (13 of 47 remaining) [2023-11-26 11:49:37,237 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (12 of 47 remaining) [2023-11-26 11:49:37,237 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (11 of 47 remaining) [2023-11-26 11:49:37,237 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (10 of 47 remaining) [2023-11-26 11:49:37,238 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (9 of 47 remaining) [2023-11-26 11:49:37,238 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (8 of 47 remaining) [2023-11-26 11:49:37,238 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (7 of 47 remaining) [2023-11-26 11:49:37,238 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (6 of 47 remaining) [2023-11-26 11:49:37,244 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (5 of 47 remaining) [2023-11-26 11:49:37,244 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (4 of 47 remaining) [2023-11-26 11:49:37,244 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (3 of 47 remaining) [2023-11-26 11:49:37,245 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (2 of 47 remaining) [2023-11-26 11:49:37,245 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (1 of 47 remaining) [2023-11-26 11:49:37,245 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (0 of 47 remaining) [2023-11-26 11:49:37,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 11:49:37,245 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-26 11:49:37,252 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-26 11:49:37,252 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:49:37,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:49:37 BasicIcfg [2023-11-26 11:49:37,259 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:49:37,260 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:49:37,260 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:49:37,260 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:49:37,261 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:49:32" (3/4) ... [2023-11-26 11:49:37,265 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-26 11:49:37,268 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2023-11-26 11:49:37,268 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2023-11-26 11:49:37,268 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2023-11-26 11:49:37,268 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P3 [2023-11-26 11:49:37,279 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2023-11-26 11:49:37,279 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-26 11:49:37,279 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-26 11:49:37,279 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-26 11:49:37,378 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 11:49:37,378 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/witness.yml [2023-11-26 11:49:37,379 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:49:37,379 INFO L158 Benchmark]: Toolchain (without parser) took 6318.79ms. Allocated memory was 148.9MB in the beginning and 302.0MB in the end (delta: 153.1MB). Free memory was 109.8MB in the beginning and 88.4MB in the end (delta: 21.4MB). Peak memory consumption was 174.1MB. Max. memory is 16.1GB. [2023-11-26 11:49:37,379 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:49:37,381 INFO L158 Benchmark]: CACSL2BoogieTranslator took 650.88ms. Allocated memory is still 148.9MB. Free memory was 109.2MB in the beginning and 88.2MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-26 11:49:37,384 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.16ms. Allocated memory is still 148.9MB. Free memory was 87.6MB in the beginning and 86.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:49:37,385 INFO L158 Benchmark]: Boogie Preprocessor took 65.72ms. Allocated memory is still 148.9MB. Free memory was 85.4MB in the beginning and 84.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:49:37,385 INFO L158 Benchmark]: RCFGBuilder took 868.95ms. Allocated memory is still 148.9MB. Free memory was 84.0MB in the beginning and 89.4MB in the end (delta: -5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-26 11:49:37,386 INFO L158 Benchmark]: TraceAbstraction took 4517.48ms. Allocated memory was 148.9MB in the beginning and 302.0MB in the end (delta: 153.1MB). Free memory was 88.1MB in the beginning and 93.6MB in the end (delta: -5.5MB). Peak memory consumption was 177.8MB. Max. memory is 16.1GB. [2023-11-26 11:49:37,386 INFO L158 Benchmark]: Witness Printer took 118.69ms. Allocated memory is still 302.0MB. Free memory was 93.6MB in the beginning and 88.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 11:49:37,388 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 650.88ms. Allocated memory is still 148.9MB. Free memory was 109.2MB in the beginning and 88.2MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.16ms. Allocated memory is still 148.9MB. Free memory was 87.6MB in the beginning and 86.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.72ms. Allocated memory is still 148.9MB. Free memory was 85.4MB in the beginning and 84.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 868.95ms. Allocated memory is still 148.9MB. Free memory was 84.0MB in the beginning and 89.4MB in the end (delta: -5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 4517.48ms. Allocated memory was 148.9MB in the beginning and 302.0MB in the end (delta: 153.1MB). Free memory was 88.1MB in the beginning and 93.6MB in the end (delta: -5.5MB). Peak memory consumption was 177.8MB. Max. memory is 16.1GB. * Witness Printer took 118.69ms. Allocated memory is still 302.0MB. Free memory was 93.6MB in the beginning and 88.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 726]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 726]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 729]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 729]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 734]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 734]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 741]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 746]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 746]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 753]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 753]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 756]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 761]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 761]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 768]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 773]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 773]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 797]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 797]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 799]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 805]: 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 9 procedures, 190 locations, 47 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 4.3s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 103 IncrementalHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 103 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=286occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 128 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 26 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-26 11:49:37,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ae156ef-7071-407c-a0ad-4f0437d64eff/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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