./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --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-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.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 26c7def9550acbb8db0f014014632a2eeeeca7df9ce503e9999e1bc5b1d84980 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --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 02:30:29,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-19 02:30:29,789 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-19 02:30:29,795 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-19 02:30:29,796 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-19 02:30:29,821 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-19 02:30:29,821 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-19 02:30:29,822 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-19 02:30:29,823 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-19 02:30:29,825 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-19 02:30:29,825 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-19 02:30:29,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-19 02:30:29,826 INFO L153 SettingsManager]: * Use SBE=true [2024-10-19 02:30:29,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-19 02:30:29,828 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-19 02:30:29,828 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-19 02:30:29,829 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-19 02:30:29,829 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-19 02:30:29,829 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-19 02:30:29,829 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-19 02:30:29,829 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-19 02:30:29,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-19 02:30:29,832 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-19 02:30:29,832 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-19 02:30:29,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-19 02:30:29,833 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-19 02:30:29,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-19 02:30:29,833 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-19 02:30:29,833 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-19 02:30:29,833 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-19 02:30:29,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 02:30:29,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-19 02:30:29,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-19 02:30:29,834 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-19 02:30:29,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-19 02:30:29,835 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-19 02:30:29,835 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-19 02:30:29,836 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-19 02:30:29,837 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-19 02:30:29,837 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-19 02:30:29,837 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-19 02:30:29,837 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 -> 26c7def9550acbb8db0f014014632a2eeeeca7df9ce503e9999e1bc5b1d84980 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 -> SLEEP_SET 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 02:30:30,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-19 02:30:30,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-19 02:30:30,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-19 02:30:30,171 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-19 02:30:30,171 INFO L274 PluginConnector]: CDTParser initialized [2024-10-19 02:30:30,173 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-10-19 02:30:31,550 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-19 02:30:31,824 INFO L384 CDTParser]: Found 1 translation units. [2024-10-19 02:30:31,825 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-10-19 02:30:31,838 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b695286f7/67f42cd760884d54a642c5c2bb47d641/FLAG9bd8a1f3f [2024-10-19 02:30:32,131 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b695286f7/67f42cd760884d54a642c5c2bb47d641 [2024-10-19 02:30:32,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-19 02:30:32,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-19 02:30:32,136 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-19 02:30:32,139 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-19 02:30:32,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-19 02:30:32,148 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:30:32" (1/1) ... [2024-10-19 02:30:32,149 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7869a98e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32, skipping insertion in model container [2024-10-19 02:30:32,149 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:30:32" (1/1) ... [2024-10-19 02:30:32,193 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-19 02:30:32,375 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-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-10-19 02:30:32,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 02:30:32,548 INFO L200 MainTranslator]: Completed pre-run [2024-10-19 02:30:32,563 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-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-10-19 02:30:32,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 02:30:32,627 INFO L204 MainTranslator]: Completed translation [2024-10-19 02:30:32,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32 WrapperNode [2024-10-19 02:30:32,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-19 02:30:32,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-19 02:30:32,632 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-19 02:30:32,632 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-19 02:30:32,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32" (1/1) ... [2024-10-19 02:30:32,652 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32" (1/1) ... [2024-10-19 02:30:32,671 INFO L138 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-10-19 02:30:32,671 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-19 02:30:32,672 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-19 02:30:32,672 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-19 02:30:32,672 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-19 02:30:32,678 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32" (1/1) ... [2024-10-19 02:30:32,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32" (1/1) ... [2024-10-19 02:30:32,681 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32" (1/1) ... [2024-10-19 02:30:32,682 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32" (1/1) ... [2024-10-19 02:30:32,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32" (1/1) ... [2024-10-19 02:30:32,689 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32" (1/1) ... [2024-10-19 02:30:32,691 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32" (1/1) ... [2024-10-19 02:30:32,692 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32" (1/1) ... [2024-10-19 02:30:32,694 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-19 02:30:32,695 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-19 02:30:32,695 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-19 02:30:32,696 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-19 02:30:32,700 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32" (1/1) ... [2024-10-19 02:30:32,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 02:30:32,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 02:30:32,733 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 02:30:32,735 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 02:30:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-19 02:30:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-19 02:30:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-19 02:30:32,774 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-19 02:30:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-19 02:30:32,774 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-19 02:30:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-10-19 02:30:32,774 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-10-19 02:30:32,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-19 02:30:32,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-19 02:30:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-19 02:30:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-19 02:30:32,778 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 02:30:32,886 INFO L238 CfgBuilder]: Building ICFG [2024-10-19 02:30:32,888 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-19 02:30:33,087 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-19 02:30:33,088 INFO L287 CfgBuilder]: Performing block encoding [2024-10-19 02:30:33,172 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-19 02:30:33,172 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-19 02:30:33,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:30:33 BoogieIcfgContainer [2024-10-19 02:30:33,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-19 02:30:33,176 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-19 02:30:33,176 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-19 02:30:33,179 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-19 02:30:33,179 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 02:30:32" (1/3) ... [2024-10-19 02:30:33,180 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c8589f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:30:33, skipping insertion in model container [2024-10-19 02:30:33,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:30:32" (2/3) ... [2024-10-19 02:30:33,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c8589f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:30:33, skipping insertion in model container [2024-10-19 02:30:33,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:30:33" (3/3) ... [2024-10-19 02:30:33,183 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-10-19 02:30:33,198 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-19 02:30:33,199 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-19 02:30:33,200 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-19 02:30:33,252 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-19 02:30:33,292 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 02:30:33,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 02:30:33,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 02:30:33,294 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 02:30:33,295 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 02:30:33,387 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 02:30:33,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:30:33,411 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-19 02:30:33,420 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;@5afc1714, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 02:30:33,421 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-19 02:30:34,262 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-19 02:30:34,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:30:34,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1633081653, now seen corresponding path program 1 times [2024-10-19 02:30:34,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 02:30:34,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079677632] [2024-10-19 02:30:34,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:34,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:30:34,853 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 02:30:34,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 02:30:34,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079677632] [2024-10-19 02:30:34,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079677632] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 02:30:34,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 02:30:34,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 02:30:34,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961150314] [2024-10-19 02:30:34,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 02:30:34,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 02:30:34,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 02:30:34,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 02:30:34,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-19 02:30:34,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:30:34,890 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 02:30:34,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 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 02:30:34,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:30:35,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1270972824, now seen corresponding path program 1 times [2024-10-19 02:30:35,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:35,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:30:35,515 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 02:30:35,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:35,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:30:35,639 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 02:30:35,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 02:30:35,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-19 02:30:35,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1284411548, now seen corresponding path program 1 times [2024-10-19 02:30:35,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:35,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:35,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:35,953 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:36,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1439115214, now seen corresponding path program 1 times [2024-10-19 02:30:36,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:36,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:36,193 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:36,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:36,405 INFO L85 PathProgramCache]: Analyzing trace with hash 798231912, now seen corresponding path program 1 times [2024-10-19 02:30:36,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:36,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:36,413 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:36,444 INFO L85 PathProgramCache]: Analyzing trace with hash -666986721, now seen corresponding path program 1 times [2024-10-19 02:30:36,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:36,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:36,455 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:36,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1545535421, now seen corresponding path program 1 times [2024-10-19 02:30:36,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:36,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:36,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:36,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:36,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:36,771 INFO L85 PathProgramCache]: Analyzing trace with hash -220619098, now seen corresponding path program 1 times [2024-10-19 02:30:36,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:36,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:36,783 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:36,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1390565874, now seen corresponding path program 1 times [2024-10-19 02:30:36,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:36,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:36,898 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:37,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1999853602, now seen corresponding path program 1 times [2024-10-19 02:30:37,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:37,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:37,026 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:37,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1311437943, now seen corresponding path program 1 times [2024-10-19 02:30:37,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:37,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:37,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:37,998 INFO L85 PathProgramCache]: Analyzing trace with hash -358771373, now seen corresponding path program 1 times [2024-10-19 02:30:37,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:37,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:38,005 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:38,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:38,052 INFO L85 PathProgramCache]: Analyzing trace with hash 653340915, now seen corresponding path program 1 times [2024-10-19 02:30:38,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:38,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:38,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:38,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1225836800, now seen corresponding path program 1 times [2024-10-19 02:30:38,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:38,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:38,116 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:38,255 INFO L85 PathProgramCache]: Analyzing trace with hash -2000152792, now seen corresponding path program 1 times [2024-10-19 02:30:38,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:38,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:38,268 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:38,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:38,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-19 02:30:38,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15 [2024-10-19 02:30:38,288 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-19 02:30:38,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:30:38,291 INFO L85 PathProgramCache]: Analyzing trace with hash -11738601, now seen corresponding path program 1 times [2024-10-19 02:30:38,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 02:30:38,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81433584] [2024-10-19 02:30:38,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:38,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:30:38,451 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 02:30:38,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 02:30:38,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81433584] [2024-10-19 02:30:38,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81433584] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 02:30:38,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 02:30:38,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-19 02:30:38,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946716864] [2024-10-19 02:30:38,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 02:30:38,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-19 02:30:38,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 02:30:38,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-19 02:30:38,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-19 02:30:38,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:30:38,457 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 02:30:38,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 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 02:30:38,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-19 02:30:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:30:39,580 INFO L85 PathProgramCache]: Analyzing trace with hash -358771273, now seen corresponding path program 1 times [2024-10-19 02:30:39,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:39,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:39,586 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:40,351 INFO L85 PathProgramCache]: Analyzing trace with hash 653341085, now seen corresponding path program 1 times [2024-10-19 02:30:40,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:40,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:40,359 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:40,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1225836628, now seen corresponding path program 1 times [2024-10-19 02:30:40,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:40,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:40,425 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:40,574 INFO L85 PathProgramCache]: Analyzing trace with hash 930314558, now seen corresponding path program 1 times [2024-10-19 02:30:40,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:40,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:40,580 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:41,371 INFO L85 PathProgramCache]: Analyzing trace with hash -2059902303, now seen corresponding path program 1 times [2024-10-19 02:30:41,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:41,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:41,379 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:41,433 INFO L85 PathProgramCache]: Analyzing trace with hash -2144239898, now seen corresponding path program 1 times [2024-10-19 02:30:41,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:41,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:41,440 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:41,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:41,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-19 02:30:41,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-19 02:30:41,521 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-10-19 02:30:41,522 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-19 02:30:41,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:30:41,522 INFO L85 PathProgramCache]: Analyzing trace with hash -776021741, now seen corresponding path program 2 times [2024-10-19 02:30:41,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 02:30:41,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768111153] [2024-10-19 02:30:41,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:41,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:30:41,666 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 02:30:41,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 02:30:41,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768111153] [2024-10-19 02:30:41,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768111153] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 02:30:41,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 02:30:41,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-19 02:30:41,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709017734] [2024-10-19 02:30:41,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 02:30:41,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-19 02:30:41,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 02:30:41,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-19 02:30:41,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-19 02:30:41,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:30:41,670 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 02:30:41,670 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 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 02:30:41,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-19 02:30:41,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-19 02:30:41,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:30:42,653 INFO L85 PathProgramCache]: Analyzing trace with hash -358770975, now seen corresponding path program 1 times [2024-10-19 02:30:42,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:42,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:42,659 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:44,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1373539291, now seen corresponding path program 1 times [2024-10-19 02:30:44,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:44,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:44,872 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:45,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1386089767, now seen corresponding path program 1 times [2024-10-19 02:30:45,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:45,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:45,257 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:45,292 INFO L85 PathProgramCache]: Analyzing trace with hash 598916310, now seen corresponding path program 1 times [2024-10-19 02:30:45,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:45,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:45,298 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:45,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:45,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-19 02:30:45,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-19 02:30:45,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-19 02:30:45,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27 [2024-10-19 02:30:45,356 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-19 02:30:45,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:30:45,359 INFO L85 PathProgramCache]: Analyzing trace with hash -326891189, now seen corresponding path program 3 times [2024-10-19 02:30:45,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 02:30:45,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158212996] [2024-10-19 02:30:45,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:45,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:45,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:30:45,494 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 02:30:45,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 02:30:45,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158212996] [2024-10-19 02:30:45,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158212996] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 02:30:45,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 02:30:45,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 02:30:45,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963030317] [2024-10-19 02:30:45,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 02:30:45,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-19 02:30:45,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 02:30:45,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-19 02:30:45,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-19 02:30:45,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:30:45,496 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 02:30:45,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 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 02:30:45,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-19 02:30:45,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-19 02:30:45,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-19 02:30:45,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:30:48,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1373539740, now seen corresponding path program 1 times [2024-10-19 02:30:48,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:48,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:48,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:48,074 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:48,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:49,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1386090320, now seen corresponding path program 1 times [2024-10-19 02:30:49,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:49,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:49,396 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:49,433 INFO L85 PathProgramCache]: Analyzing trace with hash 598916865, now seen corresponding path program 1 times [2024-10-19 02:30:49,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:49,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:49,438 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:49,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:49,607 INFO L85 PathProgramCache]: Analyzing trace with hash 850631347, now seen corresponding path program 1 times [2024-10-19 02:30:49,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:49,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:49,612 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:50,302 INFO L85 PathProgramCache]: Analyzing trace with hash -813058086, now seen corresponding path program 1 times [2024-10-19 02:30:50,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:50,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:50,308 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:50,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1272734007, now seen corresponding path program 1 times [2024-10-19 02:30:50,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:50,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:50,396 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:50,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-19 02:30:50,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-19 02:30:50,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-19 02:30:50,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-19 02:30:50,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable28 [2024-10-19 02:30:50,464 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-19 02:30:50,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:30:50,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1445280697, now seen corresponding path program 4 times [2024-10-19 02:30:50,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 02:30:50,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048413164] [2024-10-19 02:30:50,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:50,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:30:50,585 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 02:30:50,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 02:30:50,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048413164] [2024-10-19 02:30:50,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048413164] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 02:30:50,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 02:30:50,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 02:30:50,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403461177] [2024-10-19 02:30:50,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 02:30:50,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-19 02:30:50,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 02:30:50,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-19 02:30:50,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-19 02:30:50,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:30:50,588 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 02:30:50,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 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 02:30:50,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-19 02:30:50,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-19 02:30:50,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-19 02:30:50,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-19 02:30:50,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:30:54,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1373540614, now seen corresponding path program 1 times [2024-10-19 02:30:54,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:30:54,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:30:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:54,059 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:30:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:30:58,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-19 02:30:58,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-19 02:30:58,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-19 02:30:58,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-19 02:30:58,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-19 02:30:58,519 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-10-19 02:30:58,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-10-19 02:30:58,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-10-19 02:30:58,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-10-19 02:30:58,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,SelfDestructingSolverStorable36 [2024-10-19 02:30:58,539 INFO L414 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-19 02:30:58,545 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-19 02:30:58,546 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-19 02:30:58,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 02:30:58 BasicIcfg [2024-10-19 02:30:58,551 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-19 02:30:58,551 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-19 02:30:58,551 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-19 02:30:58,552 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-19 02:30:58,552 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:30:33" (3/4) ... [2024-10-19 02:30:58,554 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-19 02:30:58,557 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-10-19 02:30:58,557 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-10-19 02:30:58,557 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2024-10-19 02:30:58,561 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2024-10-19 02:30:58,562 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-10-19 02:30:58,562 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-19 02:30:58,562 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-19 02:30:58,643 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-19 02:30:58,644 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-19 02:30:58,644 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-19 02:30:58,644 INFO L158 Benchmark]: Toolchain (without parser) took 26509.07ms. Allocated memory was 174.1MB in the beginning and 629.1MB in the end (delta: 455.1MB). Free memory was 137.1MB in the beginning and 533.5MB in the end (delta: -396.4MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-10-19 02:30:58,644 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 109.1MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-19 02:30:58,644 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.58ms. Allocated memory is still 174.1MB. Free memory was 137.1MB in the beginning and 115.2MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-19 02:30:58,645 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.63ms. Allocated memory is still 174.1MB. Free memory was 115.2MB in the beginning and 113.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-19 02:30:58,645 INFO L158 Benchmark]: Boogie Preprocessor took 22.33ms. Allocated memory is still 174.1MB. Free memory was 113.1MB in the beginning and 112.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-19 02:30:58,645 INFO L158 Benchmark]: RCFGBuilder took 477.54ms. Allocated memory is still 174.1MB. Free memory was 111.0MB in the beginning and 130.9MB in the end (delta: -19.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-19 02:30:58,645 INFO L158 Benchmark]: TraceAbstraction took 25375.29ms. Allocated memory was 174.1MB in the beginning and 629.1MB in the end (delta: 455.1MB). Free memory was 129.9MB in the beginning and 537.7MB in the end (delta: -407.8MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2024-10-19 02:30:58,646 INFO L158 Benchmark]: Witness Printer took 92.40ms. Allocated memory is still 629.1MB. Free memory was 537.7MB in the beginning and 533.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-19 02:30:58,647 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 109.1MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 494.58ms. Allocated memory is still 174.1MB. Free memory was 137.1MB in the beginning and 115.2MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.63ms. Allocated memory is still 174.1MB. Free memory was 115.2MB in the beginning and 113.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.33ms. Allocated memory is still 174.1MB. Free memory was 113.1MB in the beginning and 112.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 477.54ms. Allocated memory is still 174.1MB. Free memory was 111.0MB in the beginning and 130.9MB in the end (delta: -19.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 25375.29ms. Allocated memory was 174.1MB in the beginning and 629.1MB in the end (delta: 455.1MB). Free memory was 129.9MB in the beginning and 537.7MB in the end (delta: -407.8MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. * Witness Printer took 92.40ms. Allocated memory is still 629.1MB. Free memory was 537.7MB in the beginning and 533.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 43348, independent: 42163, independent conditional: 41469, independent unconditional: 694, dependent: 1185, dependent conditional: 1161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 43348, independent: 42163, independent conditional: 41469, independent unconditional: 694, dependent: 1185, dependent conditional: 1161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43348, independent: 42163, independent conditional: 41469, independent unconditional: 694, dependent: 1185, dependent conditional: 1161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 43348, independent: 42163, independent conditional: 41469, independent unconditional: 694, dependent: 1185, dependent conditional: 1161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49132, independent: 42163, independent conditional: 41469, independent unconditional: 694, dependent: 6969, dependent conditional: 6921, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 49132, independent: 42163, independent conditional: 10389, independent unconditional: 31774, dependent: 6969, dependent conditional: 1612, dependent unconditional: 5357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49132, independent: 42163, independent conditional: 10389, independent unconditional: 31774, dependent: 6969, dependent conditional: 1612, dependent unconditional: 5357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2043, independent: 1538, independent conditional: 916, independent unconditional: 622, dependent: 505, dependent conditional: 481, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2043, independent: 628, independent conditional: 0, independent unconditional: 628, dependent: 1415, dependent conditional: 0, dependent unconditional: 1415, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1415, independent: 910, independent conditional: 902, independent unconditional: 8, dependent: 505, dependent conditional: 481, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1415, independent: 910, independent conditional: 902, independent unconditional: 8, dependent: 505, dependent conditional: 481, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 19806, independent: 14817, independent conditional: 14642, independent unconditional: 175, dependent: 4989, dependent conditional: 4179, dependent unconditional: 811, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 49132, independent: 40625, independent conditional: 9473, independent unconditional: 31152, dependent: 6464, dependent conditional: 1131, dependent unconditional: 5333, unknown: 2043, unknown conditional: 1397, unknown unconditional: 646] , Statistics on independence cache: Total cache size (in pairs): 2043, Positive cache size: 1538, Positive conditional cache size: 916, Positive unconditional cache size: 622, Negative cache size: 505, Negative conditional cache size: 481, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 36389, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49132, independent: 42163, independent conditional: 41469, independent unconditional: 694, dependent: 6969, dependent conditional: 6921, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 49132, independent: 42163, independent conditional: 10389, independent unconditional: 31774, dependent: 6969, dependent conditional: 1612, dependent unconditional: 5357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49132, independent: 42163, independent conditional: 10389, independent unconditional: 31774, dependent: 6969, dependent conditional: 1612, dependent unconditional: 5357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2043, independent: 1538, independent conditional: 916, independent unconditional: 622, dependent: 505, dependent conditional: 481, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2043, independent: 628, independent conditional: 0, independent unconditional: 628, dependent: 1415, dependent conditional: 0, dependent unconditional: 1415, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1415, independent: 910, independent conditional: 902, independent unconditional: 8, dependent: 505, dependent conditional: 481, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1415, independent: 910, independent conditional: 902, independent unconditional: 8, dependent: 505, dependent conditional: 481, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 19806, independent: 14817, independent conditional: 14642, independent unconditional: 175, dependent: 4989, dependent conditional: 4179, dependent unconditional: 811, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 49132, independent: 40625, independent conditional: 9473, independent unconditional: 31152, dependent: 6464, dependent conditional: 1131, dependent unconditional: 5333, unknown: 2043, unknown conditional: 1397, unknown unconditional: 646] , Statistics on independence cache: Total cache size (in pairs): 2043, Positive cache size: 1538, Positive conditional cache size: 916, Positive unconditional cache size: 622, Negative cache size: 505, Negative conditional cache size: 481, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 36389 ], Independence queries for same thread: 0, Persistent sets #1 benchmarks: Persistent set computation time: 1.1s, Number of persistent set computation: 656, Number of trivial persistent sets: 364, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 646, independent: 622, independent conditional: 0, independent unconditional: 622, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 43348, independent: 42163, independent conditional: 41469, independent unconditional: 694, dependent: 1185, dependent conditional: 1161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 43348, independent: 42163, independent conditional: 41469, independent unconditional: 694, dependent: 1185, dependent conditional: 1161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43348, independent: 42163, independent conditional: 41469, independent unconditional: 694, dependent: 1185, dependent conditional: 1161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 43348, independent: 42163, independent conditional: 41469, independent unconditional: 694, dependent: 1185, dependent conditional: 1161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49132, independent: 42163, independent conditional: 41469, independent unconditional: 694, dependent: 6969, dependent conditional: 6921, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 49132, independent: 42163, independent conditional: 10389, independent unconditional: 31774, dependent: 6969, dependent conditional: 1612, dependent unconditional: 5357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49132, independent: 42163, independent conditional: 10389, independent unconditional: 31774, dependent: 6969, dependent conditional: 1612, dependent unconditional: 5357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2043, independent: 1538, independent conditional: 916, independent unconditional: 622, dependent: 505, dependent conditional: 481, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2043, independent: 628, independent conditional: 0, independent unconditional: 628, dependent: 1415, dependent conditional: 0, dependent unconditional: 1415, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1415, independent: 910, independent conditional: 902, independent unconditional: 8, dependent: 505, dependent conditional: 481, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1415, independent: 910, independent conditional: 902, independent unconditional: 8, dependent: 505, dependent conditional: 481, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 19806, independent: 14817, independent conditional: 14642, independent unconditional: 175, dependent: 4989, dependent conditional: 4179, dependent unconditional: 811, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 49132, independent: 40625, independent conditional: 9473, independent unconditional: 31152, dependent: 6464, dependent conditional: 1131, dependent unconditional: 5333, unknown: 2043, unknown conditional: 1397, unknown unconditional: 646] , Statistics on independence cache: Total cache size (in pairs): 2043, Positive cache size: 1538, Positive conditional cache size: 916, Positive unconditional cache size: 622, Negative cache size: 505, Negative conditional cache size: 481, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 36389, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49132, independent: 42163, independent conditional: 41469, independent unconditional: 694, dependent: 6969, dependent conditional: 6921, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 49132, independent: 42163, independent conditional: 10389, independent unconditional: 31774, dependent: 6969, dependent conditional: 1612, dependent unconditional: 5357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49132, independent: 42163, independent conditional: 10389, independent unconditional: 31774, dependent: 6969, dependent conditional: 1612, dependent unconditional: 5357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2043, independent: 1538, independent conditional: 916, independent unconditional: 622, dependent: 505, dependent conditional: 481, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2043, independent: 628, independent conditional: 0, independent unconditional: 628, dependent: 1415, dependent conditional: 0, dependent unconditional: 1415, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1415, independent: 910, independent conditional: 902, independent unconditional: 8, dependent: 505, dependent conditional: 481, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1415, independent: 910, independent conditional: 902, independent unconditional: 8, dependent: 505, dependent conditional: 481, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 19806, independent: 14817, independent conditional: 14642, independent unconditional: 175, dependent: 4989, dependent conditional: 4179, dependent unconditional: 811, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 49132, independent: 40625, independent conditional: 9473, independent unconditional: 31152, dependent: 6464, dependent conditional: 1131, dependent unconditional: 5333, unknown: 2043, unknown conditional: 1397, unknown unconditional: 646] , Statistics on independence cache: Total cache size (in pairs): 2043, Positive cache size: 1538, Positive conditional cache size: 916, Positive unconditional cache size: 622, Negative cache size: 505, Negative conditional cache size: 481, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 36389 ], Independence queries for same thread: 0 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 62 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 25.2s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 23.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 150 NumberOfCodeBlocks, 150 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 1123 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.0s, ConditionalCommutativityCheckTime: 20.6s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 31, ConditionalCommutativityTraceChecks: 31, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-19 02:30:58,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-10-19 02:30:58,876 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: TRUE