./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread/queue_ok.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking LOOP --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b86fb0b7 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/pthread/queue_ok.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking LOOP --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-19 05:40:32,247 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-19 05:40:32,340 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-19 05:40:32,345 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-19 05:40:32,346 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-19 05:40:32,372 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-19 05:40:32,373 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-19 05:40:32,373 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-19 05:40:32,374 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-19 05:40:32,376 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-19 05:40:32,376 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-19 05:40:32,377 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-19 05:40:32,377 INFO L153 SettingsManager]: * Use SBE=true [2024-10-19 05:40:32,377 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-19 05:40:32,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-19 05:40:32,381 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-19 05:40:32,381 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-19 05:40:32,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-19 05:40:32,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-19 05:40:32,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-19 05:40:32,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-19 05:40:32,382 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-19 05:40:32,383 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-19 05:40:32,383 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-19 05:40:32,383 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-19 05:40:32,383 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-19 05:40:32,384 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-19 05:40:32,384 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-19 05:40:32,384 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-19 05:40:32,384 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-19 05:40:32,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 05:40:32,385 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-19 05:40:32,385 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-19 05:40:32,385 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-19 05:40:32,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-19 05:40:32,385 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-19 05:40:32,386 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-19 05:40:32,386 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-19 05:40:32,386 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-19 05:40:32,387 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-19 05:40:32,388 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-19 05:40:32,388 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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 -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux 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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter 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 -> 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> LOOP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 5 [2024-10-19 05:40:32,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-19 05:40:32,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-19 05:40:32,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-19 05:40:32,688 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-19 05:40:32,689 INFO L274 PluginConnector]: CDTParser initialized [2024-10-19 05:40:32,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/queue_ok.i [2024-10-19 05:40:34,060 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-19 05:40:34,327 INFO L384 CDTParser]: Found 1 translation units. [2024-10-19 05:40:34,328 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok.i [2024-10-19 05:40:34,356 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2f295b745/fbafde9bc44f4f6ba6adff43b43316af/FLAG7c31620a7 [2024-10-19 05:40:34,370 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2f295b745/fbafde9bc44f4f6ba6adff43b43316af [2024-10-19 05:40:34,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-19 05:40:34,375 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-19 05:40:34,380 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-19 05:40:34,380 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-19 05:40:34,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-19 05:40:34,386 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 05:40:34" (1/1) ... [2024-10-19 05:40:34,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75fe1f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:34, skipping insertion in model container [2024-10-19 05:40:34,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 05:40:34" (1/1) ... [2024-10-19 05:40:34,440 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-19 05:40:34,940 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok.i[43266,43279] [2024-10-19 05:40:34,948 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok.i[43543,43556] [2024-10-19 05:40:34,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 05:40:34,989 INFO L200 MainTranslator]: Completed pre-run [2024-10-19 05:40:35,109 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok.i[43266,43279] [2024-10-19 05:40:35,111 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok.i[43543,43556] [2024-10-19 05:40:35,114 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 05:40:35,182 INFO L204 MainTranslator]: Completed translation [2024-10-19 05:40:35,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:35 WrapperNode [2024-10-19 05:40:35,183 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-19 05:40:35,184 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-19 05:40:35,185 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-19 05:40:35,185 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-19 05:40:35,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:35" (1/1) ... [2024-10-19 05:40:35,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:35" (1/1) ... [2024-10-19 05:40:35,253 INFO L138 Inliner]: procedures = 274, calls = 49, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 196 [2024-10-19 05:40:35,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-19 05:40:35,258 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-19 05:40:35,258 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-19 05:40:35,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-19 05:40:35,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:35" (1/1) ... [2024-10-19 05:40:35,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:35" (1/1) ... [2024-10-19 05:40:35,273 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:35" (1/1) ... [2024-10-19 05:40:35,280 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:35" (1/1) ... [2024-10-19 05:40:35,296 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:35" (1/1) ... [2024-10-19 05:40:35,299 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:35" (1/1) ... [2024-10-19 05:40:35,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:35" (1/1) ... [2024-10-19 05:40:35,306 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:35" (1/1) ... [2024-10-19 05:40:35,313 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-19 05:40:35,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-19 05:40:35,318 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-19 05:40:35,318 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-19 05:40:35,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:35" (1/1) ... [2024-10-19 05:40:35,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 05:40:35,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 05:40:35,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-10-19 05:40:35,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-10-19 05:40:35,404 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-10-19 05:40:35,404 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-10-19 05:40:35,404 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-10-19 05:40:35,404 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-10-19 05:40:35,405 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-19 05:40:35,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-19 05:40:35,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-19 05:40:35,405 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-19 05:40:35,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-19 05:40:35,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-19 05:40:35,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-19 05:40:35,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-19 05:40:35,407 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-19 05:40:35,550 INFO L238 CfgBuilder]: Building ICFG [2024-10-19 05:40:35,552 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-19 05:40:35,843 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-19 05:40:35,843 INFO L287 CfgBuilder]: Performing block encoding [2024-10-19 05:40:36,054 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-19 05:40:36,054 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-19 05:40:36,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 05:40:36 BoogieIcfgContainer [2024-10-19 05:40:36,055 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-19 05:40:36,058 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-19 05:40:36,058 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-19 05:40:36,062 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-19 05:40:36,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 05:40:34" (1/3) ... [2024-10-19 05:40:36,063 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e465131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 05:40:36, skipping insertion in model container [2024-10-19 05:40:36,063 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:40:35" (2/3) ... [2024-10-19 05:40:36,065 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e465131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 05:40:36, skipping insertion in model container [2024-10-19 05:40:36,065 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 05:40:36" (3/3) ... [2024-10-19 05:40:36,067 INFO L112 eAbstractionObserver]: Analyzing ICFG queue_ok.i [2024-10-19 05:40:36,085 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-19 05:40:36,085 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-19 05:40:36,085 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-19 05:40:36,142 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-19 05:40:36,190 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 05:40:36,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 05:40:36,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 05:40:36,192 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-19 05:40:36,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-10-19 05:40:36,298 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 05:40:36,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 05:40:36,325 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-19 05:40:36,333 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=PARTIAL_ORDER_FA, 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;@49553de5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=LOOP, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 05:40:36,334 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-19 05:40:36,354 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 05:40:36,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 05:40:36,357 INFO L85 PathProgramCache]: Analyzing trace with hash 528975, now seen corresponding path program 1 times [2024-10-19 05:40:36,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 05:40:36,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985300627] [2024-10-19 05:40:36,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 05:40:36,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 05:40:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 05:40:36,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 05:40:36,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 05:40:36,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985300627] [2024-10-19 05:40:36,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985300627] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 05:40:36,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 05:40:36,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-19 05:40:36,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079501071] [2024-10-19 05:40:36,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 05:40:36,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-19 05:40:36,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 05:40:36,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-19 05:40:36,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-19 05:40:36,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:40:36,593 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 05:40:36,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2024-10-19 05:40:36,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:40:37,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:40:37,024 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-10-19 05:40:37,025 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-10-19 05:40:37,026 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-10-19 05:40:37,026 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-19 05:40:37,036 INFO L414 BasicCegarLoop]: Path program histogram: [1] [2024-10-19 05:40:37,038 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (1/2) [2024-10-19 05:40:37,041 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 05:40:37,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 05:40:37,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 05:40:37,063 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-19 05:40:37,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-10-19 05:40:37,114 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 05:40:37,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 05:40:37,115 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Thread1of1ForFork0 ======== [2024-10-19 05:40:37,116 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=PARTIAL_ORDER_FA, 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;@49553de5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=LOOP, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 05:40:37,116 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-19 05:40:37,318 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 05:40:37,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 05:40:37,319 INFO L85 PathProgramCache]: Analyzing trace with hash 301174708, now seen corresponding path program 1 times [2024-10-19 05:40:37,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 05:40:37,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287058348] [2024-10-19 05:40:37,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 05:40:37,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 05:40:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 05:40:37,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 05:40:37,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 05:40:37,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287058348] [2024-10-19 05:40:37,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287058348] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 05:40:37,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 05:40:37,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-19 05:40:37,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106963556] [2024-10-19 05:40:37,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 05:40:37,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-19 05:40:37,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 05:40:37,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-19 05:40:37,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-19 05:40:37,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:40:37,397 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 05:40:37,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 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) [2024-10-19 05:40:37,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:40:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:40:37,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-19 05:40:37,435 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 05:40:37,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 05:40:37,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1416511107, now seen corresponding path program 1 times [2024-10-19 05:40:37,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 05:40:37,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255520409] [2024-10-19 05:40:37,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 05:40:37,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 05:40:37,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 05:40:37,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 05:40:37,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 05:40:37,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255520409] [2024-10-19 05:40:37,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255520409] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 05:40:37,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 05:40:37,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-19 05:40:37,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982701233] [2024-10-19 05:40:37,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 05:40:37,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-19 05:40:37,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 05:40:37,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 05:40:37,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-19 05:40:37,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:40:37,647 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 05:40:37,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) 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) [2024-10-19 05:40:37,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:40:37,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:40:39,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 312 treesize of output 276 [2024-10-19 05:40:39,301 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 05:40:39,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 225 treesize of output 161 [2024-10-19 05:41:07,569 WARN L286 SmtUtils]: Spent 21.02s on a formula simplification. DAG size of input: 74 DAG size of output: 66 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-10-19 05:41:07,574 INFO L85 PathProgramCache]: Analyzing trace with hash 1275324959, now seen corresponding path program 1 times [2024-10-19 05:41:07,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 05:41:07,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 05:41:07,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,SelfDestructingSolverStorable2 [2024-10-19 05:41:07,596 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:88) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:87) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraigSleepSetPOR.construct(IpTcStrategyModuleCraigSleepSetPOR.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraigSleepSetPOR.construct(IpTcStrategyModuleCraigSleepSetPOR.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.PostConditionTraceChecker.checkTrace(PostConditionTraceChecker.java:110) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityChecker.checkConditionalCommutativity(ConditionalCommutativityChecker.java:222) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityCheckerVisitor.discoverState(ConditionalCommutativityCheckerVisitor.java:171) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityCheckerVisitor.discoverState(ConditionalCommutativityCheckerVisitor.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.visitors.DeadEndOptimizingSearchVisitor.discoverState(DeadEndOptimizingSearchVisitor.java:73) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.visitState(DepthFirstTraversal.java:222) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:165) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.(DepthFirstTraversal.java:98) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:122) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade$BasicTraversal.traverse(PartialOrderReductionFacade.java:345) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade$PersistentSetTraversal.traverse(PartialOrderReductionFacade.java:416) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade$SleepSetTraversal.traverse(PartialOrderReductionFacade.java:380) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade$StatefulOrderTraversal.traverse(PartialOrderReductionFacade.java:362) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:442) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:421) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms at de.uni_freiburg.informatik.ultimate.logic.NoopScript.annotate(NoopScript.java:471) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.annotate(WrapperScript.java:282) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.annotate(WrapperScript.java:282) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertCodeBlocks.java:192) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertNonCall(AnnotateAndAssertCodeBlocks.java:109) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:101) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 40 more [2024-10-19 05:41:07,602 INFO L158 Benchmark]: Toolchain (without parser) took 33226.72ms. Allocated memory was 197.1MB in the beginning and 264.2MB in the end (delta: 67.1MB). Free memory was 126.6MB in the beginning and 153.0MB in the end (delta: -26.4MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2024-10-19 05:41:07,602 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 117.4MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-19 05:41:07,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 803.79ms. Allocated memory is still 197.1MB. Free memory was 126.4MB in the beginning and 151.0MB in the end (delta: -24.6MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2024-10-19 05:41:07,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.73ms. Allocated memory is still 197.1MB. Free memory was 151.0MB in the beginning and 147.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-19 05:41:07,603 INFO L158 Benchmark]: Boogie Preprocessor took 59.50ms. Allocated memory is still 197.1MB. Free memory was 147.8MB in the beginning and 145.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-19 05:41:07,603 INFO L158 Benchmark]: RCFGBuilder took 737.52ms. Allocated memory is still 197.1MB. Free memory was 145.7MB in the beginning and 90.2MB in the end (delta: 55.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-10-19 05:41:07,604 INFO L158 Benchmark]: TraceAbstraction took 31543.66ms. Allocated memory was 197.1MB in the beginning and 264.2MB in the end (delta: 67.1MB). Free memory was 89.1MB in the beginning and 153.0MB in the end (delta: -63.9MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2024-10-19 05:41:07,608 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 117.4MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 803.79ms. Allocated memory is still 197.1MB. Free memory was 126.4MB in the beginning and 151.0MB in the end (delta: -24.6MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.73ms. Allocated memory is still 197.1MB. Free memory was 151.0MB in the beginning and 147.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.50ms. Allocated memory is still 197.1MB. Free memory was 147.8MB in the beginning and 145.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 737.52ms. Allocated memory is still 197.1MB. Free memory was 145.7MB in the beginning and 90.2MB in the end (delta: 55.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * TraceAbstraction took 31543.66ms. Allocated memory was 197.1MB in the beginning and 264.2MB in the end (delta: 67.1MB). Free memory was 89.1MB in the beginning and 153.0MB in the end (delta: -63.9MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 12, dependent conditional: 6, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 218, independent: 212, independent conditional: 0, independent unconditional: 212, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 218, independent: 209, independent conditional: 0, independent unconditional: 209, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 329, independent: 69, independent conditional: 0, independent unconditional: 69, dependent: 260, dependent conditional: 0, dependent unconditional: 260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 242, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 218, unknown conditional: 0, unknown unconditional: 218] , Statistics on independence cache: Total cache size (in pairs): 218, Positive cache size: 212, Positive conditional cache size: 0, Positive unconditional cache size: 212, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 218, independent: 212, independent conditional: 0, independent unconditional: 212, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 218, independent: 209, independent conditional: 0, independent unconditional: 209, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 329, independent: 69, independent conditional: 0, independent unconditional: 69, dependent: 260, dependent conditional: 0, dependent unconditional: 260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 242, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 218, unknown conditional: 0, unknown unconditional: 218] , Statistics on independence cache: Total cache size (in pairs): 218, Positive cache size: 212, Positive conditional cache size: 0, Positive unconditional cache size: 212, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9 ], Independence queries for same thread: 6, Persistent sets #1 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 21, Number of trivial persistent sets: 19, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 218, independent: 212, independent conditional: 0, independent unconditional: 212, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 12, dependent conditional: 6, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 218, independent: 212, independent conditional: 0, independent unconditional: 212, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 218, independent: 209, independent conditional: 0, independent unconditional: 209, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 329, independent: 69, independent conditional: 0, independent unconditional: 69, dependent: 260, dependent conditional: 0, dependent unconditional: 260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 242, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 218, unknown conditional: 0, unknown unconditional: 218] , Statistics on independence cache: Total cache size (in pairs): 218, Positive cache size: 212, Positive conditional cache size: 0, Positive unconditional cache size: 212, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 218, independent: 212, independent conditional: 0, independent unconditional: 212, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 218, independent: 209, independent conditional: 0, independent unconditional: 209, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 329, independent: 69, independent conditional: 0, independent unconditional: 69, dependent: 260, dependent conditional: 0, dependent unconditional: 260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 242, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 218, unknown conditional: 0, unknown unconditional: 218] , Statistics on independence cache: Total cache size (in pairs): 218, Positive cache size: 212, Positive conditional cache size: 0, Positive unconditional cache size: 212, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9 ], Independence queries for same thread: 6 - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-19 05:41:07,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2024-10-19 05:41:07,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-10-19 05:41:08,050 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/pthread/queue_ok.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking LOOP --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-19 05:41:10,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-19 05:41:10,145 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-10-19 05:41:10,151 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-19 05:41:10,151 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-19 05:41:10,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-19 05:41:10,189 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-19 05:41:10,190 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-19 05:41:10,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-19 05:41:10,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-19 05:41:10,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-19 05:41:10,193 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-19 05:41:10,193 INFO L153 SettingsManager]: * Use SBE=true [2024-10-19 05:41:10,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-19 05:41:10,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-19 05:41:10,195 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-19 05:41:10,196 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-19 05:41:10,196 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-19 05:41:10,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-19 05:41:10,197 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-19 05:41:10,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-19 05:41:10,200 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-19 05:41:10,201 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-19 05:41:10,201 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-19 05:41:10,201 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-19 05:41:10,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-19 05:41:10,201 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-19 05:41:10,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-19 05:41:10,202 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-19 05:41:10,202 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-19 05:41:10,202 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-19 05:41:10,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 05:41:10,203 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-19 05:41:10,203 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-19 05:41:10,203 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-19 05:41:10,203 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-19 05:41:10,204 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-19 05:41:10,204 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-19 05:41:10,205 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-19 05:41:10,206 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-19 05:41:10,206 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-19 05:41:10,207 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-19 05:41:10,207 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-19 05:41:10,207 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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 -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux 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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter 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 -> 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> LOOP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 5 [2024-10-19 05:41:10,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-19 05:41:10,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-19 05:41:10,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-19 05:41:10,549 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-19 05:41:10,550 INFO L274 PluginConnector]: CDTParser initialized [2024-10-19 05:41:10,551 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/queue_ok.i [2024-10-19 05:41:12,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-19 05:41:12,332 INFO L384 CDTParser]: Found 1 translation units. [2024-10-19 05:41:12,333 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok.i [2024-10-19 05:41:12,348 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/137531899/40ff654c9b1840f283db60b97c85c7f6/FLAGf859a6f15 [2024-10-19 05:41:12,637 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/137531899/40ff654c9b1840f283db60b97c85c7f6 [2024-10-19 05:41:12,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-19 05:41:12,640 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-19 05:41:12,641 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-19 05:41:12,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-19 05:41:12,648 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-19 05:41:12,649 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 05:41:12" (1/1) ... [2024-10-19 05:41:12,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb822f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:12, skipping insertion in model container [2024-10-19 05:41:12,651 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 05:41:12" (1/1) ... [2024-10-19 05:41:12,688 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-19 05:41:13,203 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok.i[43266,43279] [2024-10-19 05:41:13,211 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok.i[43543,43556] [2024-10-19 05:41:13,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 05:41:13,242 INFO L200 MainTranslator]: Completed pre-run [2024-10-19 05:41:13,303 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok.i[43266,43279] [2024-10-19 05:41:13,305 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok.i[43543,43556] [2024-10-19 05:41:13,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 05:41:13,382 INFO L204 MainTranslator]: Completed translation [2024-10-19 05:41:13,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:13 WrapperNode [2024-10-19 05:41:13,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-19 05:41:13,384 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-19 05:41:13,384 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-19 05:41:13,384 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-19 05:41:13,390 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:13" (1/1) ... [2024-10-19 05:41:13,418 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:13" (1/1) ... [2024-10-19 05:41:13,460 INFO L138 Inliner]: procedures = 278, calls = 49, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 192 [2024-10-19 05:41:13,463 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-19 05:41:13,464 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-19 05:41:13,464 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-19 05:41:13,464 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-19 05:41:13,473 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:13" (1/1) ... [2024-10-19 05:41:13,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:13" (1/1) ... [2024-10-19 05:41:13,477 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:13" (1/1) ... [2024-10-19 05:41:13,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:13" (1/1) ... [2024-10-19 05:41:13,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:13" (1/1) ... [2024-10-19 05:41:13,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:13" (1/1) ... [2024-10-19 05:41:13,505 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:13" (1/1) ... [2024-10-19 05:41:13,511 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:13" (1/1) ... [2024-10-19 05:41:13,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-19 05:41:13,522 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-19 05:41:13,522 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-19 05:41:13,522 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-19 05:41:13,523 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:13" (1/1) ... [2024-10-19 05:41:13,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 05:41:13,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 05:41:13,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-10-19 05:41:13,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-10-19 05:41:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-10-19 05:41:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-10-19 05:41:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-10-19 05:41:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-10-19 05:41:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-10-19 05:41:13,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-10-19 05:41:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-10-19 05:41:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-10-19 05:41:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-19 05:41:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-19 05:41:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-19 05:41:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-19 05:41:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-19 05:41:13,610 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-19 05:41:13,780 INFO L238 CfgBuilder]: Building ICFG [2024-10-19 05:41:13,781 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-19 05:41:14,185 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-19 05:41:14,185 INFO L287 CfgBuilder]: Performing block encoding [2024-10-19 05:41:14,489 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-19 05:41:14,490 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-19 05:41:14,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 05:41:14 BoogieIcfgContainer [2024-10-19 05:41:14,492 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-19 05:41:14,494 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-19 05:41:14,495 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-19 05:41:14,498 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-19 05:41:14,498 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 05:41:12" (1/3) ... [2024-10-19 05:41:14,499 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@861d29c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 05:41:14, skipping insertion in model container [2024-10-19 05:41:14,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 05:41:13" (2/3) ... [2024-10-19 05:41:14,499 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@861d29c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 05:41:14, skipping insertion in model container [2024-10-19 05:41:14,500 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 05:41:14" (3/3) ... [2024-10-19 05:41:14,501 INFO L112 eAbstractionObserver]: Analyzing ICFG queue_ok.i [2024-10-19 05:41:14,518 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-19 05:41:14,518 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-19 05:41:14,518 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-19 05:41:14,585 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-19 05:41:14,629 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 05:41:14,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 05:41:14,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 05:41:14,632 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-19 05:41:14,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-10-19 05:41:14,765 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 05:41:14,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 05:41:14,780 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-19 05:41:14,784 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=PARTIAL_ORDER_FA, 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;@27274b8c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=LOOP, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 05:41:14,785 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-19 05:41:14,805 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 05:41:14,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 05:41:14,807 INFO L85 PathProgramCache]: Analyzing trace with hash 520412, now seen corresponding path program 1 times [2024-10-19 05:41:14,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-19 05:41:14,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [369163360] [2024-10-19 05:41:14,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 05:41:14,822 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-19 05:41:14,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-19 05:41:14,846 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-19 05:41:14,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-19 05:41:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 05:41:14,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-19 05:41:14,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 05:41:14,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 05:41:14,965 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-19 05:41:14,966 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-19 05:41:14,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [369163360] [2024-10-19 05:41:14,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [369163360] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 05:41:14,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 05:41:14,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-19 05:41:14,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013194546] [2024-10-19 05:41:14,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 05:41:14,975 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-19 05:41:14,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-19 05:41:14,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-19 05:41:14,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-19 05:41:14,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:41:15,000 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 05:41:15,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2024-10-19 05:41:15,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:41:15,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:41:15,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-10-19 05:41:15,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-10-19 05:41:15,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-10-19 05:41:15,426 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-19 05:41:15,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-19 05:41:15,634 INFO L414 BasicCegarLoop]: Path program histogram: [1] [2024-10-19 05:41:15,637 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (1/2) [2024-10-19 05:41:15,640 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 05:41:15,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 05:41:15,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 05:41:15,643 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-19 05:41:15,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-10-19 05:41:15,699 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 05:41:15,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 05:41:15,700 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Thread1of1ForFork0 ======== [2024-10-19 05:41:15,701 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=PARTIAL_ORDER_FA, 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;@27274b8c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=LOOP, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 05:41:15,702 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-19 05:41:15,930 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 05:41:15,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 05:41:15,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1168139192, now seen corresponding path program 1 times [2024-10-19 05:41:15,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-19 05:41:15,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1399067594] [2024-10-19 05:41:15,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 05:41:15,932 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-19 05:41:15,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-19 05:41:15,935 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-19 05:41:15,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-10-19 05:41:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 05:41:16,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-19 05:41:16,043 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 05:41:16,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 05:41:16,048 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-19 05:41:16,048 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-19 05:41:16,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1399067594] [2024-10-19 05:41:16,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1399067594] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 05:41:16,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 05:41:16,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-19 05:41:16,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212299788] [2024-10-19 05:41:16,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 05:41:16,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-19 05:41:16,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-19 05:41:16,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-19 05:41:16,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-19 05:41:16,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:41:16,053 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 05:41:16,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 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) [2024-10-19 05:41:16,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:41:16,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:41:16,128 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-10-19 05:41:16,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-19 05:41:16,324 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 05:41:16,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 05:41:16,324 INFO L85 PathProgramCache]: Analyzing trace with hash 527501552, now seen corresponding path program 1 times [2024-10-19 05:41:16,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-19 05:41:16,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1686879414] [2024-10-19 05:41:16,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 05:41:16,326 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-19 05:41:16,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-19 05:41:16,330 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-19 05:41:16,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-10-19 05:41:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 05:41:16,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-19 05:41:16,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 05:41:16,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 05:41:16,458 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-19 05:41:16,458 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-19 05:41:16,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1686879414] [2024-10-19 05:41:16,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1686879414] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 05:41:16,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 05:41:16,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-19 05:41:16,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847728803] [2024-10-19 05:41:16,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 05:41:16,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-19 05:41:16,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-19 05:41:16,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 05:41:16,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-19 05:41:16,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:41:16,462 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 05:41:16,462 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) 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) [2024-10-19 05:41:16,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:41:16,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 05:41:19,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 585 treesize of output 533 [2024-10-19 05:41:19,627 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 05:41:19,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 476 treesize of output 360 [2024-10-19 05:41:40,733 WARN L286 SmtUtils]: Spent 10.09s on a formula simplification. DAG size of input: 83 DAG size of output: 71 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-10-19 05:41:40,744 INFO L85 PathProgramCache]: Analyzing trace with hash -637410939, now seen corresponding path program 1 times [2024-10-19 05:41:40,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 05:41:40,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 05:41:40,892 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-10-19 05:41:41,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,SelfDestructingSolverStorable0 [2024-10-19 05:41:41,089 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Const is only supported for infinite index sort at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:88) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:87) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraigSleepSetPOR.construct(IpTcStrategyModuleCraigSleepSetPOR.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraigSleepSetPOR.construct(IpTcStrategyModuleCraigSleepSetPOR.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.PostConditionTraceChecker.checkTrace(PostConditionTraceChecker.java:110) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityChecker.checkConditionalCommutativity(ConditionalCommutativityChecker.java:222) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityCheckerVisitor.discoverState(ConditionalCommutativityCheckerVisitor.java:171) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityCheckerVisitor.discoverState(ConditionalCommutativityCheckerVisitor.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.visitors.DeadEndOptimizingSearchVisitor.discoverState(DeadEndOptimizingSearchVisitor.java:73) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.visitState(DepthFirstTraversal.java:222) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:165) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.(DepthFirstTraversal.java:98) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:122) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade$BasicTraversal.traverse(PartialOrderReductionFacade.java:345) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade$PersistentSetTraversal.traverse(PartialOrderReductionFacade.java:416) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade$SleepSetTraversal.traverse(PartialOrderReductionFacade.java:380) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade$StatefulOrderTraversal.traverse(PartialOrderReductionFacade.java:362) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:442) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:421) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Const is only supported for infinite index sort at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.TermCompiler.convertApplicationTerm(TermCompiler.java:562) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:389) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:319) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.Clausifier.addFormula(Clausifier.java:2655) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.assertTerm(SMTInterpol.java:660) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.assertTerm(WrapperScript.java:158) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.assertTerm(WrapperScript.java:158) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.assertTerm(ManagedScript.java:143) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertCodeBlocks.java:193) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertNonCall(AnnotateAndAssertCodeBlocks.java:109) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:101) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 40 more [2024-10-19 05:41:41,093 INFO L158 Benchmark]: Toolchain (without parser) took 28452.64ms. Allocated memory was 62.9MB in the beginning and 134.2MB in the end (delta: 71.3MB). Free memory was 42.8MB in the beginning and 95.0MB in the end (delta: -52.3MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-10-19 05:41:41,093 INFO L158 Benchmark]: CDTParser took 0.96ms. Allocated memory is still 50.3MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-19 05:41:41,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 741.92ms. Allocated memory is still 62.9MB. Free memory was 42.5MB in the beginning and 24.8MB in the end (delta: 17.7MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2024-10-19 05:41:41,094 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.59ms. Allocated memory is still 62.9MB. Free memory was 24.8MB in the beginning and 40.0MB in the end (delta: -15.1MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2024-10-19 05:41:41,094 INFO L158 Benchmark]: Boogie Preprocessor took 57.15ms. Allocated memory is still 62.9MB. Free memory was 40.0MB in the beginning and 37.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-19 05:41:41,094 INFO L158 Benchmark]: RCFGBuilder took 969.95ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 37.6MB in the beginning and 30.8MB in the end (delta: 6.8MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2024-10-19 05:41:41,095 INFO L158 Benchmark]: TraceAbstraction took 26598.08ms. Allocated memory was 75.5MB in the beginning and 134.2MB in the end (delta: 58.7MB). Free memory was 29.6MB in the beginning and 95.0MB in the end (delta: -65.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-19 05:41:41,096 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96ms. Allocated memory is still 50.3MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 741.92ms. Allocated memory is still 62.9MB. Free memory was 42.5MB in the beginning and 24.8MB in the end (delta: 17.7MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.59ms. Allocated memory is still 62.9MB. Free memory was 24.8MB in the beginning and 40.0MB in the end (delta: -15.1MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.15ms. Allocated memory is still 62.9MB. Free memory was 40.0MB in the beginning and 37.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 969.95ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 37.6MB in the beginning and 30.8MB in the end (delta: 6.8MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * TraceAbstraction took 26598.08ms. Allocated memory was 75.5MB in the beginning and 134.2MB in the end (delta: 58.7MB). Free memory was 29.6MB in the beginning and 95.0MB in the end (delta: -65.5MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 12, dependent conditional: 6, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 218, independent: 212, independent conditional: 0, independent unconditional: 212, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 218, independent: 209, independent conditional: 0, independent unconditional: 209, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 336, independent: 111, independent conditional: 0, independent unconditional: 111, dependent: 225, dependent conditional: 0, dependent unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 242, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 218, unknown conditional: 0, unknown unconditional: 218] , Statistics on independence cache: Total cache size (in pairs): 218, Positive cache size: 212, Positive conditional cache size: 0, Positive unconditional cache size: 212, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 218, independent: 212, independent conditional: 0, independent unconditional: 212, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 218, independent: 209, independent conditional: 0, independent unconditional: 209, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 336, independent: 111, independent conditional: 0, independent unconditional: 111, dependent: 225, dependent conditional: 0, dependent unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 242, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 218, unknown conditional: 0, unknown unconditional: 218] , Statistics on independence cache: Total cache size (in pairs): 218, Positive cache size: 212, Positive conditional cache size: 0, Positive unconditional cache size: 212, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9 ], Independence queries for same thread: 6, Persistent sets #1 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 21, Number of trivial persistent sets: 19, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 218, independent: 212, independent conditional: 0, independent unconditional: 212, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 12, dependent conditional: 6, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 218, independent: 212, independent conditional: 0, independent unconditional: 212, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 218, independent: 209, independent conditional: 0, independent unconditional: 209, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 336, independent: 111, independent conditional: 0, independent unconditional: 111, dependent: 225, dependent conditional: 0, dependent unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 242, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 218, unknown conditional: 0, unknown unconditional: 218] , Statistics on independence cache: Total cache size (in pairs): 218, Positive cache size: 212, Positive conditional cache size: 0, Positive unconditional cache size: 212, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 9, independent unconditional: 221, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242, independent: 230, independent conditional: 0, independent unconditional: 230, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 218, independent: 212, independent conditional: 0, independent unconditional: 212, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 218, independent: 209, independent conditional: 0, independent unconditional: 209, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 336, independent: 111, independent conditional: 0, independent unconditional: 111, dependent: 225, dependent conditional: 0, dependent unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 242, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 218, unknown conditional: 0, unknown unconditional: 218] , Statistics on independence cache: Total cache size (in pairs): 218, Positive cache size: 212, Positive conditional cache size: 0, Positive unconditional cache size: 212, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9 ], Independence queries for same thread: 6 - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Const is only supported for infinite index sort de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Const is only supported for infinite index sort: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-19 05:41:41,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-10-19 05:41:41,325 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-10-19 05:41:41,537 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Const is only supported for infinite index sort