./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 DEFAULT --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 DEFAULT --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 [2024-10-18 20:49:12,976 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-18 20:49:13,022 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-18 20:49:13,025 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-18 20:49:13,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-18 20:49:13,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-18 20:49:13,062 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-18 20:49:13,062 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-18 20:49:13,063 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-18 20:49:13,064 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-18 20:49:13,064 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-18 20:49:13,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-18 20:49:13,064 INFO L153 SettingsManager]: * Use SBE=true [2024-10-18 20:49:13,065 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-18 20:49:13,065 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-18 20:49:13,066 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-18 20:49:13,067 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-18 20:49:13,068 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-18 20:49:13,068 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-18 20:49:13,068 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-18 20:49:13,069 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-18 20:49:13,069 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-18 20:49:13,069 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-18 20:49:13,069 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-18 20:49:13,069 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-18 20:49:13,069 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-18 20:49:13,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-18 20:49:13,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-18 20:49:13,070 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-18 20:49:13,070 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-18 20:49:13,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 20:49:13,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-18 20:49:13,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-18 20:49:13,071 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-18 20:49:13,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-18 20:49:13,071 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-18 20:49:13,071 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-18 20:49:13,072 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-18 20:49:13,072 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-18 20:49:13,072 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-18 20:49:13,073 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-18 20:49:13,074 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 -> DEFAULT 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 [2024-10-18 20:49:13,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-18 20:49:13,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-18 20:49:13,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-18 20:49:13,298 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-18 20:49:13,299 INFO L274 PluginConnector]: CDTParser initialized [2024-10-18 20:49:13,299 INFO L431 ainManager$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 [2024-10-18 20:49:14,576 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-18 20:49:14,765 INFO L384 CDTParser]: Found 1 translation units. [2024-10-18 20:49:14,765 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-10-18 20:49:14,779 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/04d4d0ba4/1aea364871dd48e6b00ed4e086cb0894/FLAG525126c5a [2024-10-18 20:49:15,126 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/04d4d0ba4/1aea364871dd48e6b00ed4e086cb0894 [2024-10-18 20:49:15,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-18 20:49:15,132 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-18 20:49:15,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-18 20:49:15,134 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-18 20:49:15,138 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-18 20:49:15,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 08:49:15" (1/1) ... [2024-10-18 20:49:15,139 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f3045ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15, skipping insertion in model container [2024-10-18 20:49:15,139 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 08:49:15" (1/1) ... [2024-10-18 20:49:15,174 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-18 20:49:15,327 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] [2024-10-18 20:49:15,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 20:49:15,455 INFO L200 MainTranslator]: Completed pre-run [2024-10-18 20:49:15,463 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] [2024-10-18 20:49:15,499 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 20:49:15,532 INFO L204 MainTranslator]: Completed translation [2024-10-18 20:49:15,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15 WrapperNode [2024-10-18 20:49:15,533 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-18 20:49:15,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-18 20:49:15,534 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-18 20:49:15,534 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-18 20:49:15,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15" (1/1) ... [2024-10-18 20:49:15,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15" (1/1) ... [2024-10-18 20:49:15,573 INFO L138 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-10-18 20:49:15,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-18 20:49:15,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-18 20:49:15,575 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-18 20:49:15,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-18 20:49:15,581 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15" (1/1) ... [2024-10-18 20:49:15,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15" (1/1) ... [2024-10-18 20:49:15,586 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15" (1/1) ... [2024-10-18 20:49:15,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15" (1/1) ... [2024-10-18 20:49:15,589 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15" (1/1) ... [2024-10-18 20:49:15,595 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15" (1/1) ... [2024-10-18 20:49:15,596 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15" (1/1) ... [2024-10-18 20:49:15,599 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15" (1/1) ... [2024-10-18 20:49:15,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-18 20:49:15,601 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-18 20:49:15,601 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-18 20:49:15,601 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-18 20:49:15,602 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15" (1/1) ... [2024-10-18 20:49:15,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 20:49:15,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 20:49:15,629 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) [2024-10-18 20:49:15,631 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 [2024-10-18 20:49:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-18 20:49:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-18 20:49:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-18 20:49:15,665 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-18 20:49:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-18 20:49:15,665 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-18 20:49:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-10-18 20:49:15,665 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-10-18 20:49:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-18 20:49:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-18 20:49:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-18 20:49:15,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-18 20:49:15,667 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-18 20:49:15,773 INFO L238 CfgBuilder]: Building ICFG [2024-10-18 20:49:15,775 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-18 20:49:15,871 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-18 20:49:15,871 INFO L287 CfgBuilder]: Performing block encoding [2024-10-18 20:49:15,940 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-18 20:49:15,941 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-18 20:49:15,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 08:49:15 BoogieIcfgContainer [2024-10-18 20:49:15,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-18 20:49:15,943 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-18 20:49:15,943 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-18 20:49:15,946 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-18 20:49:15,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 08:49:15" (1/3) ... [2024-10-18 20:49:15,947 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bd29bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 08:49:15, skipping insertion in model container [2024-10-18 20:49:15,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:49:15" (2/3) ... [2024-10-18 20:49:15,948 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bd29bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 08:49:15, skipping insertion in model container [2024-10-18 20:49:15,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 08:49:15" (3/3) ... [2024-10-18 20:49:15,949 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-10-18 20:49:15,962 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-18 20:49:15,962 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-18 20:49:15,962 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-18 20:49:15,999 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-18 20:49:16,029 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-18 20:49:16,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-18 20:49:16,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 20:49:16,031 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) [2024-10-18 20:49:16,032 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 [2024-10-18 20:49:16,112 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-18 20:49:16,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 20:49:16,127 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-18 20:49:16,133 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;@3a288043, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-18 20:49:16,133 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-18 20:49:16,768 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)] === [2024-10-18 20:49:16,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 20:49:16,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1633081653, now seen corresponding path program 1 times [2024-10-18 20:49:16,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 20:49:16,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111114473] [2024-10-18 20:49:16,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:16,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 20:49:17,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 20:49:17,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 20:49:17,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111114473] [2024-10-18 20:49:17,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111114473] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 20:49:17,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 20:49:17,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-18 20:49:17,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126833979] [2024-10-18 20:49:17,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 20:49:17,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-18 20:49:17,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 20:49:17,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-18 20:49:17,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-18 20:49:17,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 20:49:17,233 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 20:49:17,234 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) [2024-10-18 20:49:17,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 20:49:17,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1270972824, now seen corresponding path program 1 times [2024-10-18 20:49:17,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:17,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 20:49:17,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 20:49:17,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:17,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 20:49:17,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 20:49:17,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-18 20:49:17,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-18 20:49:17,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1284411548, now seen corresponding path program 1 times [2024-10-18 20:49:17,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:17,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:17,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:17,972 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1439115214, now seen corresponding path program 1 times [2024-10-18 20:49:18,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:18,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,174 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,337 INFO L85 PathProgramCache]: Analyzing trace with hash 798231912, now seen corresponding path program 1 times [2024-10-18 20:49:18,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:18,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,344 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,364 INFO L85 PathProgramCache]: Analyzing trace with hash -666986721, now seen corresponding path program 1 times [2024-10-18 20:49:18,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:18,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,370 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,448 INFO L85 PathProgramCache]: Analyzing trace with hash -1545535421, now seen corresponding path program 1 times [2024-10-18 20:49:18,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:18,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,455 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,596 INFO L85 PathProgramCache]: Analyzing trace with hash -220619098, now seen corresponding path program 1 times [2024-10-18 20:49:18,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:18,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:18,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:18,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1390565874, now seen corresponding path program 1 times [2024-10-18 20:49:18,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:18,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,694 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1999853602, now seen corresponding path program 1 times [2024-10-18 20:49:18,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:18,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,789 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1311437943, now seen corresponding path program 1 times [2024-10-18 20:49:18,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:18,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:18,817 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:19,526 INFO L85 PathProgramCache]: Analyzing trace with hash -358771373, now seen corresponding path program 1 times [2024-10-18 20:49:19,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:19,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:19,532 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:19,558 INFO L85 PathProgramCache]: Analyzing trace with hash 653340915, now seen corresponding path program 1 times [2024-10-18 20:49:19,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:19,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:19,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:19,566 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:19,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1225836800, now seen corresponding path program 1 times [2024-10-18 20:49:19,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:19,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:19,605 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:19,689 INFO L85 PathProgramCache]: Analyzing trace with hash -2000152792, now seen corresponding path program 1 times [2024-10-18 20:49:19,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:19,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:19,694 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:19,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 20:49:19,705 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 [2024-10-18 20:49:19,705 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)] === [2024-10-18 20:49:19,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 20:49:19,705 INFO L85 PathProgramCache]: Analyzing trace with hash -11738601, now seen corresponding path program 1 times [2024-10-18 20:49:19,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 20:49:19,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025802171] [2024-10-18 20:49:19,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:19,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 20:49:19,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 20:49:19,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 20:49:19,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025802171] [2024-10-18 20:49:19,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025802171] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 20:49:19,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 20:49:19,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-18 20:49:19,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246153634] [2024-10-18 20:49:19,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 20:49:19,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-18 20:49:19,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 20:49:19,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-18 20:49:19,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-18 20:49:19,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 20:49:19,826 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 20:49:19,826 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) [2024-10-18 20:49:19,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 20:49:19,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 20:49:20,666 INFO L85 PathProgramCache]: Analyzing trace with hash -358771273, now seen corresponding path program 1 times [2024-10-18 20:49:20,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:20,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:20,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:20,671 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:21,301 INFO L85 PathProgramCache]: Analyzing trace with hash 653341085, now seen corresponding path program 1 times [2024-10-18 20:49:21,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:21,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:21,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:21,306 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:21,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1225836628, now seen corresponding path program 1 times [2024-10-18 20:49:21,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:21,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:21,339 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:21,454 INFO L85 PathProgramCache]: Analyzing trace with hash 930314558, now seen corresponding path program 1 times [2024-10-18 20:49:21,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:21,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:21,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:21,458 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:22,042 INFO L85 PathProgramCache]: Analyzing trace with hash -2059902303, now seen corresponding path program 1 times [2024-10-18 20:49:22,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:22,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:22,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:22,051 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:22,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:22,094 INFO L85 PathProgramCache]: Analyzing trace with hash -2144239898, now seen corresponding path program 1 times [2024-10-18 20:49:22,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:22,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:22,099 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:22,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 20:49:22,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 20:49:22,157 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-10-18 20:49:22,158 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)] === [2024-10-18 20:49:22,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 20:49:22,160 INFO L85 PathProgramCache]: Analyzing trace with hash -776021741, now seen corresponding path program 2 times [2024-10-18 20:49:22,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 20:49:22,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728350508] [2024-10-18 20:49:22,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:22,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 20:49:22,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 20:49:22,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 20:49:22,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728350508] [2024-10-18 20:49:22,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728350508] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 20:49:22,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 20:49:22,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-18 20:49:22,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315080690] [2024-10-18 20:49:22,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 20:49:22,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-18 20:49:22,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 20:49:22,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-18 20:49:22,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-18 20:49:22,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 20:49:22,283 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 20:49:22,283 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) [2024-10-18 20:49:22,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 20:49:22,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 20:49:22,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 20:49:23,039 INFO L85 PathProgramCache]: Analyzing trace with hash -358770975, now seen corresponding path program 1 times [2024-10-18 20:49:23,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:23,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:23,043 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:24,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1373539291, now seen corresponding path program 1 times [2024-10-18 20:49:24,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:24,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:24,758 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:25,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1386089767, now seen corresponding path program 1 times [2024-10-18 20:49:25,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:25,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:25,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:25,130 INFO L85 PathProgramCache]: Analyzing trace with hash 598916310, now seen corresponding path program 1 times [2024-10-18 20:49:25,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:25,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:25,136 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:25,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 20:49:25,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 20:49:25,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 20:49:25,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27 [2024-10-18 20:49:25,179 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)] === [2024-10-18 20:49:25,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 20:49:25,179 INFO L85 PathProgramCache]: Analyzing trace with hash -326891189, now seen corresponding path program 3 times [2024-10-18 20:49:25,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 20:49:25,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261106033] [2024-10-18 20:49:25,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:25,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 20:49:25,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 20:49:25,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 20:49:25,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261106033] [2024-10-18 20:49:25,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261106033] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 20:49:25,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 20:49:25,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-18 20:49:25,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618560120] [2024-10-18 20:49:25,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 20:49:25,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-18 20:49:25,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 20:49:25,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-18 20:49:25,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-18 20:49:25,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 20:49:25,278 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 20:49:25,278 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) [2024-10-18 20:49:25,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 20:49:25,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 20:49:25,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 20:49:25,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 20:49:27,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1373539740, now seen corresponding path program 1 times [2024-10-18 20:49:27,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:27,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:27,400 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:28,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1386090320, now seen corresponding path program 1 times [2024-10-18 20:49:28,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:28,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:28,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:28,440 INFO L85 PathProgramCache]: Analyzing trace with hash 598916865, now seen corresponding path program 1 times [2024-10-18 20:49:28,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:28,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:28,445 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:28,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:28,562 INFO L85 PathProgramCache]: Analyzing trace with hash 850631347, now seen corresponding path program 1 times [2024-10-18 20:49:28,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:28,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:28,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:28,566 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:29,143 INFO L85 PathProgramCache]: Analyzing trace with hash -813058086, now seen corresponding path program 1 times [2024-10-18 20:49:29,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:29,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:29,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:29,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:29,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:29,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1272734007, now seen corresponding path program 1 times [2024-10-18 20:49:29,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:29,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:29,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:29,206 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:29,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 20:49:29,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 20:49:29,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 20:49:29,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 20:49:29,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable28 [2024-10-18 20:49:29,254 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)] === [2024-10-18 20:49:29,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 20:49:29,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1445280697, now seen corresponding path program 4 times [2024-10-18 20:49:29,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 20:49:29,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448959250] [2024-10-18 20:49:29,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:29,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 20:49:29,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 20:49:29,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 20:49:29,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448959250] [2024-10-18 20:49:29,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448959250] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 20:49:29,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 20:49:29,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-18 20:49:29,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255866429] [2024-10-18 20:49:29,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 20:49:29,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-18 20:49:29,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 20:49:29,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-18 20:49:29,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-18 20:49:29,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 20:49:29,334 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 20:49:29,334 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) [2024-10-18 20:49:29,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 20:49:29,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 20:49:29,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 20:49:29,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 20:49:29,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 20:49:32,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1373540614, now seen corresponding path program 1 times [2024-10-18 20:49:32,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 20:49:32,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 20:49:32,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:32,209 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 20:49:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 20:49:35,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 20:49:35,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 20:49:35,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 20:49:35,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 20:49:35,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 20:49:35,740 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-10-18 20:49:35,741 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-10-18 20:49:35,741 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-10-18 20:49:35,741 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-10-18 20:49:35,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,SelfDestructingSolverStorable36 [2024-10-18 20:49:35,750 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] [2024-10-18 20:49:35,754 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-18 20:49:35,754 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-18 20:49:35,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.10 08:49:35 BasicIcfg [2024-10-18 20:49:35,756 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-18 20:49:35,757 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-18 20:49:35,757 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-18 20:49:35,757 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-18 20:49:35,758 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 08:49:15" (3/4) ... [2024-10-18 20:49:35,759 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-18 20:49:35,761 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-10-18 20:49:35,762 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-10-18 20:49:35,762 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2024-10-18 20:49:35,765 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2024-10-18 20:49:35,766 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-10-18 20:49:35,766 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-18 20:49:35,766 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-18 20:49:35,825 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-18 20:49:35,827 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-18 20:49:35,827 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-18 20:49:35,827 INFO L158 Benchmark]: Toolchain (without parser) took 20695.45ms. Allocated memory was 184.5MB in the beginning and 616.6MB in the end (delta: 432.0MB). Free memory was 125.3MB in the beginning and 525.5MB in the end (delta: -400.1MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2024-10-18 20:49:35,827 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 184.5MB. Free memory is still 150.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 20:49:35,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.67ms. Allocated memory is still 184.5MB. Free memory was 125.3MB in the beginning and 103.0MB in the end (delta: 22.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-10-18 20:49:35,828 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.13ms. Allocated memory is still 184.5MB. Free memory was 103.0MB in the beginning and 100.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-18 20:49:35,828 INFO L158 Benchmark]: Boogie Preprocessor took 26.16ms. Allocated memory is still 184.5MB. Free memory was 100.9MB in the beginning and 99.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 20:49:35,828 INFO L158 Benchmark]: RCFGBuilder took 340.18ms. Allocated memory is still 184.5MB. Free memory was 99.5MB in the beginning and 80.3MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-18 20:49:35,828 INFO L158 Benchmark]: TraceAbstraction took 19813.47ms. Allocated memory was 184.5MB in the beginning and 616.6MB in the end (delta: 432.0MB). Free memory was 79.2MB in the beginning and 529.7MB in the end (delta: -450.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 20:49:35,829 INFO L158 Benchmark]: Witness Printer took 69.57ms. Allocated memory is still 616.6MB. Free memory was 529.7MB in the beginning and 525.5MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-18 20:49:35,830 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 184.5MB. Free memory is still 150.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.67ms. Allocated memory is still 184.5MB. Free memory was 125.3MB in the beginning and 103.0MB in the end (delta: 22.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.13ms. Allocated memory is still 184.5MB. Free memory was 103.0MB in the beginning and 100.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.16ms. Allocated memory is still 184.5MB. Free memory was 100.9MB in the beginning and 99.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 340.18ms. Allocated memory is still 184.5MB. Free memory was 99.5MB in the beginning and 80.3MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 19813.47ms. Allocated memory was 184.5MB in the beginning and 616.6MB in the end (delta: 432.0MB). Free memory was 79.2MB in the beginning and 529.7MB in the end (delta: -450.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 69.57ms. Allocated memory is still 616.6MB. Free memory was 529.7MB in the beginning and 525.5MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. 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: 15693, independent: 11758, independent conditional: 11623, independent unconditional: 135, dependent: 3935, dependent conditional: 3324, dependent unconditional: 611, 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: 15693, independent: 11758, independent conditional: 11623, independent unconditional: 135, dependent: 3935, dependent conditional: 3324, dependent unconditional: 611, 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: 0.8s, 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: 15693, independent: 11758, independent conditional: 11623, independent unconditional: 135, dependent: 3935, dependent conditional: 3324, dependent unconditional: 611, 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: 15693, independent: 11758, independent conditional: 11623, independent unconditional: 135, dependent: 3935, dependent conditional: 3324, dependent unconditional: 611, 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: 19.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 18.7s, 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, 0.7s 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: 16.2s, 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! [2024-10-18 20:49:35,859 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 [2024-10-18 20:49:36,055 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