./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix008.opt.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b86fb0b7 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix008.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 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-19 00:40:02,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-19 00:40:02,359 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-19 00:40:02,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-19 00:40:02,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-19 00:40:02,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-19 00:40:02,379 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-19 00:40:02,380 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-19 00:40:02,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-19 00:40:02,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-19 00:40:02,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-19 00:40:02,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-19 00:40:02,383 INFO L153 SettingsManager]: * Use SBE=true [2024-10-19 00:40:02,384 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-19 00:40:02,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-19 00:40:02,384 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-19 00:40:02,384 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-19 00:40:02,385 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-19 00:40:02,387 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-19 00:40:02,387 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-19 00:40:02,387 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-19 00:40:02,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-19 00:40:02,387 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-19 00:40:02,388 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-19 00:40:02,388 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-19 00:40:02,388 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-19 00:40:02,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-19 00:40:02,388 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-19 00:40:02,388 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-19 00:40:02,389 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-19 00:40:02,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 00:40:02,389 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-19 00:40:02,389 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-19 00:40:02,389 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-19 00:40:02,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-19 00:40:02,389 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-19 00:40:02,390 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-19 00:40:02,390 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-19 00:40:02,390 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-19 00:40:02,390 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-19 00:40:02,390 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-19 00:40:02,390 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 -> 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 5 [2024-10-19 00:40:02,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-19 00:40:02,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-19 00:40:02,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-19 00:40:02,630 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-19 00:40:02,631 INFO L274 PluginConnector]: CDTParser initialized [2024-10-19 00:40:02,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix008.opt.i [2024-10-19 00:40:03,788 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-19 00:40:04,052 INFO L384 CDTParser]: Found 1 translation units. [2024-10-19 00:40:04,053 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix008.opt.i [2024-10-19 00:40:04,070 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d6d1bc48a/60df88209c294329b2225cfaae59500d/FLAG95490c7d6 [2024-10-19 00:40:04,374 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d6d1bc48a/60df88209c294329b2225cfaae59500d [2024-10-19 00:40:04,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-19 00:40:04,377 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-19 00:40:04,378 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-19 00:40:04,378 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-19 00:40:04,384 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-19 00:40:04,386 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 12:40:04" (1/1) ... [2024-10-19 00:40:04,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1333cc1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04, skipping insertion in model container [2024-10-19 00:40:04,387 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 12:40:04" (1/1) ... [2024-10-19 00:40:04,431 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-19 00:40:04,574 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/mix008.opt.i[944,957] [2024-10-19 00:40:04,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 00:40:04,707 INFO L200 MainTranslator]: Completed pre-run [2024-10-19 00:40:04,717 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/mix008.opt.i[944,957] [2024-10-19 00:40:04,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 00:40:04,790 INFO L204 MainTranslator]: Completed translation [2024-10-19 00:40:04,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04 WrapperNode [2024-10-19 00:40:04,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-19 00:40:04,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-19 00:40:04,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-19 00:40:04,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-19 00:40:04,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04" (1/1) ... [2024-10-19 00:40:04,811 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04" (1/1) ... [2024-10-19 00:40:04,839 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 150 [2024-10-19 00:40:04,840 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-19 00:40:04,841 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-19 00:40:04,842 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-19 00:40:04,842 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-19 00:40:04,850 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04" (1/1) ... [2024-10-19 00:40:04,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04" (1/1) ... [2024-10-19 00:40:04,855 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04" (1/1) ... [2024-10-19 00:40:04,856 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04" (1/1) ... [2024-10-19 00:40:04,863 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04" (1/1) ... [2024-10-19 00:40:04,865 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04" (1/1) ... [2024-10-19 00:40:04,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04" (1/1) ... [2024-10-19 00:40:04,872 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04" (1/1) ... [2024-10-19 00:40:04,874 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-19 00:40:04,879 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-19 00:40:04,879 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-19 00:40:04,879 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-19 00:40:04,880 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04" (1/1) ... [2024-10-19 00:40:04,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 00:40:04,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 00:40:04,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-10-19 00:40:04,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-10-19 00:40:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-19 00:40:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-19 00:40:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-19 00:40:04,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-19 00:40:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-19 00:40:04,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-19 00:40:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-10-19 00:40:04,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-10-19 00:40:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-10-19 00:40:04,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-10-19 00:40:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-19 00:40:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-19 00:40:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-19 00:40:04,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-19 00:40:04,941 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-19 00:40:05,085 INFO L238 CfgBuilder]: Building ICFG [2024-10-19 00:40:05,086 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-19 00:40:05,348 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-19 00:40:05,348 INFO L287 CfgBuilder]: Performing block encoding [2024-10-19 00:40:05,497 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-19 00:40:05,497 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-19 00:40:05,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 12:40:05 BoogieIcfgContainer [2024-10-19 00:40:05,498 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-19 00:40:05,500 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-19 00:40:05,500 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-19 00:40:05,502 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-19 00:40:05,503 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 12:40:04" (1/3) ... [2024-10-19 00:40:05,503 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e1259d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 12:40:05, skipping insertion in model container [2024-10-19 00:40:05,503 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:40:04" (2/3) ... [2024-10-19 00:40:05,504 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e1259d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 12:40:05, skipping insertion in model container [2024-10-19 00:40:05,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 12:40:05" (3/3) ... [2024-10-19 00:40:05,505 INFO L112 eAbstractionObserver]: Analyzing ICFG mix008.opt.i [2024-10-19 00:40:05,517 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-19 00:40:05,518 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-19 00:40:05,518 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-19 00:40:05,562 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-19 00:40:05,599 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 00:40:05,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 00:40:05,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 00:40:05,601 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-19 00:40:05,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-10-19 00:40:05,742 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 00:40:05,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:40:05,759 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-19 00:40:05,764 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;@72de733f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 00:40:05,765 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-10-19 00:40:14,933 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 2 more)] === [2024-10-19 00:40:14,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:40:14,935 INFO L85 PathProgramCache]: Analyzing trace with hash 2090954029, now seen corresponding path program 1 times [2024-10-19 00:40:14,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 00:40:14,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104426048] [2024-10-19 00:40:14,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:14,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:40:15,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:40:15,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 00:40:15,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104426048] [2024-10-19 00:40:15,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104426048] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 00:40:15,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 00:40:15,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-19 00:40:15,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004429176] [2024-10-19 00:40:15,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 00:40:15,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-19 00:40:15,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 00:40:15,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-19 00:40:15,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-19 00:40:15,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:40:15,760 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 00:40:15,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-19 00:40:15,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:40:23,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:40:23,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-19 00:40:23,618 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 2 more)] === [2024-10-19 00:40:23,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:40:23,619 INFO L85 PathProgramCache]: Analyzing trace with hash -921505864, now seen corresponding path program 1 times [2024-10-19 00:40:23,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 00:40:23,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852938908] [2024-10-19 00:40:23,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:23,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:40:23,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:40:23,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 00:40:23,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852938908] [2024-10-19 00:40:23,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852938908] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 00:40:23,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 00:40:23,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 00:40:23,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991480113] [2024-10-19 00:40:23,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 00:40:23,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-19 00:40:23,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 00:40:23,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-19 00:40:23,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-19 00:40:23,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:40:23,962 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 00:40:23,962 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-19 00:40:23,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:40:23,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:40:24,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1353903591, now seen corresponding path program 1 times [2024-10-19 00:40:24,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:24,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:24,182 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:40:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:24,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:40:24,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 00:40:24,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-10-19 00:40:24,321 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 2 more)] === [2024-10-19 00:40:24,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:40:24,322 INFO L85 PathProgramCache]: Analyzing trace with hash 961799632, now seen corresponding path program 1 times [2024-10-19 00:40:24,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 00:40:24,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604117640] [2024-10-19 00:40:24,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:24,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:40:24,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:40:24,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 00:40:24,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604117640] [2024-10-19 00:40:24,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604117640] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 00:40:24,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 00:40:24,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 00:40:24,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193823833] [2024-10-19 00:40:24,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 00:40:24,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-19 00:40:24,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 00:40:24,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 00:40:24,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-19 00:40:24,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:40:24,545 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 00:40:24,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-19 00:40:24,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:40:24,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 00:40:24,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:40:24,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1353903584, now seen corresponding path program 1 times [2024-10-19 00:40:24,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:24,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:24,697 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:40:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:24,811 INFO L85 PathProgramCache]: Analyzing trace with hash 542060699, now seen corresponding path program 1 times [2024-10-19 00:40:24,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:24,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:24,852 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:40:24,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,054 INFO L85 PathProgramCache]: Analyzing trace with hash -1421457649, now seen corresponding path program 1 times [2024-10-19 00:40:25,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:25,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:40:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,119 INFO L85 PathProgramCache]: Analyzing trace with hash 369789845, now seen corresponding path program 1 times [2024-10-19 00:40:25,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:25,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,148 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:40:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1927733764, now seen corresponding path program 1 times [2024-10-19 00:40:25,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:25,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,278 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:40:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1705377061, now seen corresponding path program 1 times [2024-10-19 00:40:25,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:25,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,459 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:40:25,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,566 INFO L85 PathProgramCache]: Analyzing trace with hash -162013778, now seen corresponding path program 1 times [2024-10-19 00:40:25,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:25,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,597 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:40:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,694 INFO L85 PathProgramCache]: Analyzing trace with hash 1554527934, now seen corresponding path program 1 times [2024-10-19 00:40:25,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:25,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,712 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:40:25,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,753 INFO L85 PathProgramCache]: Analyzing trace with hash -1750967908, now seen corresponding path program 1 times [2024-10-19 00:40:25,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:25,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:25,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:40:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:29,619 INFO L85 PathProgramCache]: Analyzing trace with hash -2057568120, now seen corresponding path program 1 times [2024-10-19 00:40:29,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:29,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:29,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:40:29,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:40:29,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:29,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:40:29,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:40:29,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 00:40:29,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-19 00:40:50,731 INFO L85 PathProgramCache]: Analyzing trace with hash 639891582, now seen corresponding path program 1 times [2024-10-19 00:40:50,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:40:50,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:40:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:40:50,743 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:40:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:41:32,265 INFO L85 PathProgramCache]: Analyzing trace with hash 755185448, now seen corresponding path program 1 times [2024-10-19 00:41:32,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:41:32,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:41:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:41:32,279 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:41:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:41:58,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1127310187, now seen corresponding path program 1 times [2024-10-19 00:41:58,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:41:58,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:41:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:41:58,687 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:41:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:42:14,000 INFO L85 PathProgramCache]: Analyzing trace with hash 657535641, now seen corresponding path program 1 times [2024-10-19 00:42:14,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:42:14,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:42:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:42:14,013 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:42:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:42:28,736 INFO L85 PathProgramCache]: Analyzing trace with hash -117274930, now seen corresponding path program 1 times [2024-10-19 00:42:28,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:42:28,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:42:28,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:42:28,756 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:42:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:42:44,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1519865832, now seen corresponding path program 1 times [2024-10-19 00:42:44,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:42:44,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:42:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:42:44,997 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:42:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:43:02,230 INFO L85 PathProgramCache]: Analyzing trace with hash -302691846, now seen corresponding path program 1 times [2024-10-19 00:43:02,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:43:02,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:43:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:43:02,244 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:43:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:43:35,834 INFO L85 PathProgramCache]: Analyzing trace with hash 292161332, now seen corresponding path program 1 times [2024-10-19 00:43:35,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:43:35,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:43:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:43:35,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:43:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:44:14,412 INFO L85 PathProgramCache]: Analyzing trace with hash 292647902, now seen corresponding path program 1 times [2024-10-19 00:44:14,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:44:14,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:44:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:44:14,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:44:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:44:55,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1897265605, now seen corresponding path program 1 times [2024-10-19 00:44:55,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:44:55,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:44:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:44:55,444 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:44:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:45:19,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:45:19,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 00:45:19,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-19 00:45:19,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable21,SelfDestructingSolverStorable11,SelfDestructingSolverStorable22,SelfDestructingSolverStorable12,SelfDestructingSolverStorable23,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable24,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-10-19 00:45:19,844 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 2 more)] === [2024-10-19 00:45:19,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:45:19,844 INFO L85 PathProgramCache]: Analyzing trace with hash 1875360048, now seen corresponding path program 2 times [2024-10-19 00:45:19,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 00:45:19,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384320820] [2024-10-19 00:45:19,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:45:19,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:45:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:45:20,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:45:20,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 00:45:20,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384320820] [2024-10-19 00:45:20,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384320820] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 00:45:20,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 00:45:20,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 00:45:20,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627215169] [2024-10-19 00:45:20,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 00:45:20,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-19 00:45:20,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 00:45:20,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 00:45:20,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-19 00:45:20,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:45:20,058 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 00:45:20,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-19 00:45:20,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:45:20,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 00:45:20,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-19 00:45:20,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:49:14,313 INFO L85 PathProgramCache]: Analyzing trace with hash 294435242, now seen corresponding path program 1 times [2024-10-19 00:49:14,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:49:14,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:49:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:49:14,328 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:49:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:49:14,365 INFO L85 PathProgramCache]: Analyzing trace with hash 322643860, now seen corresponding path program 1 times [2024-10-19 00:49:14,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:49:14,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:49:14,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:49:14,380 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 00:49:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 00:49:14,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:49:14,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 00:49:14,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-19 00:49:14,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-19 00:49:14,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27 [2024-10-19 00:49:14,473 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 2 more)] === [2024-10-19 00:49:14,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:49:14,473 INFO L85 PathProgramCache]: Analyzing trace with hash -670137740, now seen corresponding path program 3 times [2024-10-19 00:49:14,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 00:49:14,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988013888] [2024-10-19 00:49:14,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:49:14,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:49:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:49:14,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:49:14,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 00:49:14,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988013888] [2024-10-19 00:49:14,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988013888] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 00:49:14,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 00:49:14,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 00:49:14,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132279106] [2024-10-19 00:49:14,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 00:49:14,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-19 00:49:14,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 00:49:14,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 00:49:14,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-19 00:49:14,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:49:14,642 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 00:49:14,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-19 00:49:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:49:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 00:49:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-19 00:49:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-19 00:49:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Killed by 15