./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-nzb-file-trans.wvr.c --full-output --traceabstraction.commutativity.condition.synthesis SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1c4755c5 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/chl-nzb-file-trans.wvr.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 0d0975dc4466296431d96c26938a2e71864de63aba998f18ecd8a32ca341796b --traceabstraction.commutativity.condition.synthesis SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.3.0-dev-1c4755c-m [2024-12-17 13:27:16,324 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-17 13:27:16,368 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-12-17 13:27:16,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-17 13:27:16,374 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-17 13:27:16,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-17 13:27:16,389 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-17 13:27:16,389 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-17 13:27:16,389 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-17 13:27:16,389 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-17 13:27:16,389 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-17 13:27:16,389 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-17 13:27:16,389 INFO L153 SettingsManager]: * Use SBE=true [2024-12-17 13:27:16,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-17 13:27:16,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-17 13:27:16,389 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-17 13:27:16,390 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-17 13:27:16,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 13:27:16,390 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-17 13:27:16,391 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-17 13:27:16,391 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-17 13:27:16,391 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2024-12-17 13:27:16,391 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-17 13:27:16,391 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-17 13:27:16,391 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-12-17 13:27:16,391 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-17 13:27:16,391 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-17 13:27:16,391 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-12-17 13:27:16,392 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-12-17 13:27:16,392 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-12-17 13:27:16,392 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-jdk21/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 -> 0d0975dc4466296431d96c26938a2e71864de63aba998f18ecd8a32ca341796b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> SUFFICIENT [2024-12-17 13:27:16,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-17 13:27:16,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-17 13:27:16,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-17 13:27:16,603 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-17 13:27:16,603 INFO L274 PluginConnector]: CDTParser initialized [2024-12-17 13:27:16,604 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-nzb-file-trans.wvr.c [2024-12-17 13:27:17,670 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b68c927cb/e443b3510ca242d69dabeb32ddc729e0/FLAG2d24a01b4 [2024-12-17 13:27:17,913 INFO L384 CDTParser]: Found 1 translation units. [2024-12-17 13:27:17,913 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/chl-nzb-file-trans.wvr.c [2024-12-17 13:27:17,936 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b68c927cb/e443b3510ca242d69dabeb32ddc729e0/FLAG2d24a01b4 [2024-12-17 13:27:17,958 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b68c927cb/e443b3510ca242d69dabeb32ddc729e0 [2024-12-17 13:27:17,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-17 13:27:17,962 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-17 13:27:17,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-17 13:27:17,964 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-17 13:27:17,968 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-17 13:27:17,968 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 01:27:17" (1/1) ... [2024-12-17 13:27:17,969 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@420fc81d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:17, skipping insertion in model container [2024-12-17 13:27:17,969 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 01:27:17" (1/1) ... [2024-12-17 13:27:17,986 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-17 13:27:18,120 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/chl-nzb-file-trans.wvr.c[6489,6502] [2024-12-17 13:27:18,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 13:27:18,132 INFO L200 MainTranslator]: Completed pre-run [2024-12-17 13:27:18,163 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/chl-nzb-file-trans.wvr.c[6489,6502] [2024-12-17 13:27:18,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 13:27:18,183 INFO L204 MainTranslator]: Completed translation [2024-12-17 13:27:18,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18 WrapperNode [2024-12-17 13:27:18,183 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-17 13:27:18,184 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-17 13:27:18,184 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-17 13:27:18,184 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-17 13:27:18,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18" (1/1) ... [2024-12-17 13:27:18,200 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18" (1/1) ... [2024-12-17 13:27:18,240 INFO L138 Inliner]: procedures = 25, calls = 61, calls flagged for inlining = 28, calls inlined = 42, statements flattened = 591 [2024-12-17 13:27:18,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-17 13:27:18,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-17 13:27:18,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-17 13:27:18,241 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-17 13:27:18,247 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18" (1/1) ... [2024-12-17 13:27:18,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18" (1/1) ... [2024-12-17 13:27:18,251 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18" (1/1) ... [2024-12-17 13:27:18,251 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18" (1/1) ... [2024-12-17 13:27:18,261 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18" (1/1) ... [2024-12-17 13:27:18,263 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18" (1/1) ... [2024-12-17 13:27:18,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18" (1/1) ... [2024-12-17 13:27:18,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18" (1/1) ... [2024-12-17 13:27:18,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18" (1/1) ... [2024-12-17 13:27:18,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-17 13:27:18,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-17 13:27:18,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-17 13:27:18,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-17 13:27:18,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18" (1/1) ... [2024-12-17 13:27:18,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 13:27:18,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:27:18,316 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-12-17 13:27:18,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-12-17 13:27:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-17 13:27:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-17 13:27:18,335 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-17 13:27:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-17 13:27:18,336 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-17 13:27:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-17 13:27:18,336 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-17 13:27:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-17 13:27:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-17 13:27:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-17 13:27:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-17 13:27:18,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-17 13:27:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-17 13:27:18,338 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-17 13:27:18,446 INFO L234 CfgBuilder]: Building ICFG [2024-12-17 13:27:18,447 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-17 13:27:19,136 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-17 13:27:19,136 INFO L283 CfgBuilder]: Performing block encoding [2024-12-17 13:27:19,694 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-17 13:27:19,694 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-17 13:27:19,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 01:27:19 BoogieIcfgContainer [2024-12-17 13:27:19,695 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-17 13:27:19,696 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-17 13:27:19,696 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-17 13:27:19,699 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-17 13:27:19,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 01:27:17" (1/3) ... [2024-12-17 13:27:19,700 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68eb50d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 01:27:19, skipping insertion in model container [2024-12-17 13:27:19,700 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:27:18" (2/3) ... [2024-12-17 13:27:19,700 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68eb50d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 01:27:19, skipping insertion in model container [2024-12-17 13:27:19,701 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 01:27:19" (3/3) ... [2024-12-17 13:27:19,701 INFO L128 eAbstractionObserver]: Analyzing ICFG chl-nzb-file-trans.wvr.c [2024-12-17 13:27:19,711 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-17 13:27:19,712 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG chl-nzb-file-trans.wvr.c that has 4 procedures, 38 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2024-12-17 13:27:19,713 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-12-17 13:27:19,815 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-12-17 13:27:19,851 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 13:27:19,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-12-17 13:27:19,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:27:19,854 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-12-17 13:27:19,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-12-17 13:27:19,922 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-17 13:27:19,932 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-12-17 13:27:19,937 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;@710cc7d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 13:27:19,937 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-12-17 13:27:20,104 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)] === [2024-12-17 13:27:20,104 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:27:20,104 INFO L139 ounterexampleChecker]: Examining path program with hash 739380630, occurence #1 [2024-12-17 13:27:20,104 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:27:20,105 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:27:20,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:27:20,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1714072652, now seen corresponding path program 1 times [2024-12-17 13:27:20,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:27:20,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301554504] [2024-12-17 13:27:20,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:27:20,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:27:20,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:27:20,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 13:27:20,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:27:20,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301554504] [2024-12-17 13:27:20,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301554504] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:27:20,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:27:20,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-17 13:27:20,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848367366] [2024-12-17 13:27:20,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:27:20,327 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-17 13:27:20,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:27:20,339 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-17 13:27:20,339 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-17 13:27:20,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:20,340 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:27:20,341 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 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) [2024-12-17 13:27:20,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:20,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:20,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-17 13:27:20,405 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)] === [2024-12-17 13:27:20,405 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:27:20,405 INFO L139 ounterexampleChecker]: Examining path program with hash -153505203, occurence #1 [2024-12-17 13:27:20,405 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:27:20,405 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:27:20,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:27:20,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1534549704, now seen corresponding path program 1 times [2024-12-17 13:27:20,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:27:20,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278328569] [2024-12-17 13:27:20,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:27:20,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:27:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:27:20,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 13:27:20,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:27:20,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278328569] [2024-12-17 13:27:20,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278328569] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:27:20,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:27:20,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-17 13:27:20,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494344243] [2024-12-17 13:27:20,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:27:20,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-17 13:27:20,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:27:20,663 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-17 13:27:20,663 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-17 13:27:20,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:20,664 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:27:20,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 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) [2024-12-17 13:27:20,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:20,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:20,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:20,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:20,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-17 13:27:20,768 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)] === [2024-12-17 13:27:20,768 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:27:20,768 INFO L139 ounterexampleChecker]: Examining path program with hash -266396706, occurence #1 [2024-12-17 13:27:20,768 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:27:20,768 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:27:20,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:27:20,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1713902746, now seen corresponding path program 1 times [2024-12-17 13:27:20,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:27:20,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077558222] [2024-12-17 13:27:20,768 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:27:20,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:27:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:27:20,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 13:27:20,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:27:20,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077558222] [2024-12-17 13:27:20,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077558222] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:27:20,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:27:20,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-17 13:27:20,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491726343] [2024-12-17 13:27:20,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:27:20,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 13:27:20,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:27:20,942 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 13:27:20,942 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 13:27:20,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:20,943 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:27:20,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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) [2024-12-17 13:27:20,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:20,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:20,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:21,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:21,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:21,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:21,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-17 13:27:21,006 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)] === [2024-12-17 13:27:21,006 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:27:21,006 INFO L139 ounterexampleChecker]: Examining path program with hash -266396706, occurence #2 [2024-12-17 13:27:21,006 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:27:21,007 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:27:21,007 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:21,007 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 13:27:21,007 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:21,007 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 13:27:21,019 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:27:21,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-12-17 13:27:21,019 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:27:21,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-12-17 13:27:21,019 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:27:21,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-12-17 13:27:21,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:21,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 13:27:21,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:21,020 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-12-17 13:27:21,020 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:27:21,020 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:27:21,020 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:27:21,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:27:21,020 INFO L85 PathProgramCache]: Analyzing trace with hash -208233576, now seen corresponding path program 1 times [2024-12-17 13:27:21,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:27:21,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023236844] [2024-12-17 13:27:21,021 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:27:21,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:27:21,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:27:21,244 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-17 13:27:21,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:27:21,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023236844] [2024-12-17 13:27:21,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023236844] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:27:21,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:27:21,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-17 13:27:21,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028566083] [2024-12-17 13:27:21,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:27:21,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-17 13:27:21,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:27:21,245 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-17 13:27:21,245 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-17 13:27:21,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:21,245 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:27:21,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 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) [2024-12-17 13:27:21,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:21,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:21,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:21,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:21,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:21,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:21,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:21,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:21,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-17 13:27:21,439 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)] === [2024-12-17 13:27:21,439 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:27:21,440 INFO L139 ounterexampleChecker]: Examining path program with hash 652174564, occurence #1 [2024-12-17 13:27:21,440 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:27:21,440 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:27:21,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:27:21,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1098658134, now seen corresponding path program 1 times [2024-12-17 13:27:21,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:27:21,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896243010] [2024-12-17 13:27:21,440 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:27:21,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:27:21,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:27:21,534 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-17 13:27:21,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:27:21,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896243010] [2024-12-17 13:27:21,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896243010] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:27:21,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [216928870] [2024-12-17 13:27:21,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:27:21,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:27:21,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:27:21,539 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 13:27:21,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-17 13:27:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:27:21,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-17 13:27:21,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:27:21,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-17 13:27:21,733 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:27:21,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-17 13:27:21,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [216928870] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:27:21,748 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:27:21,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 7 [2024-12-17 13:27:21,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303659507] [2024-12-17 13:27:21,748 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:27:21,749 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-17 13:27:21,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:27:21,749 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-17 13:27:21,749 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2024-12-17 13:27:21,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:21,749 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:27:21,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 7 states have internal predecessors, (42), 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) [2024-12-17 13:27:21,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:21,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:21,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:21,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:21,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:21,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:21,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:21,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:21,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:21,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:21,886 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-17 13:27:22,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:27:22,081 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:27:22,081 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:27:22,081 INFO L139 ounterexampleChecker]: Examining path program with hash 652174564, occurence #2 [2024-12-17 13:27:22,081 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:27:22,081 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:27:22,081 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:22,081 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-12-17 13:27:22,081 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:22,081 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-12-17 13:27:22,081 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:27:22,081 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-12-17 13:27:22,081 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:27:22,081 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-12-17 13:27:22,081 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:27:22,082 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-12-17 13:27:22,082 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:22,082 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-12-17 13:27:22,082 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:22,082 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 13:27:22,082 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:22,082 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 13:27:22,082 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:22,082 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-12-17 13:27:22,082 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:22,082 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 13:27:22,082 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:22,082 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-12-17 13:27:22,082 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:27:22,082 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:27:22,082 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:27:22,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:27:22,082 INFO L85 PathProgramCache]: Analyzing trace with hash -2130202248, now seen corresponding path program 2 times [2024-12-17 13:27:22,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:27:22,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041417300] [2024-12-17 13:27:22,082 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 13:27:22,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:27:22,111 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-17 13:27:22,111 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:27:22,205 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-17 13:27:22,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:27:22,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041417300] [2024-12-17 13:27:22,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041417300] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:27:22,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:27:22,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-17 13:27:22,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087257449] [2024-12-17 13:27:22,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:27:22,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 13:27:22,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:27:22,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 13:27:22,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 13:27:22,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:22,207 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:27:22,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 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) [2024-12-17 13:27:22,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:22,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:22,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:22,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:22,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:22,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:22,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:22,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:22,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:22,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:22,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:22,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:22,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-17 13:27:22,294 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:27:22,294 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:27:22,294 INFO L139 ounterexampleChecker]: Examining path program with hash 2095843763, occurence #1 [2024-12-17 13:27:22,294 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:27:22,294 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:27:22,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:27:22,295 INFO L85 PathProgramCache]: Analyzing trace with hash 300343702, now seen corresponding path program 1 times [2024-12-17 13:27:22,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:27:22,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247176814] [2024-12-17 13:27:22,295 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:27:22,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:27:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:27:22,573 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-17 13:27:22,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:27:22,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247176814] [2024-12-17 13:27:22,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247176814] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:27:22,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [433624269] [2024-12-17 13:27:22,574 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:27:22,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:27:22,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:27:22,576 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 13:27:22,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-17 13:27:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:27:22,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-17 13:27:22,756 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:27:22,820 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-17 13:27:22,821 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:27:22,884 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-17 13:27:22,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [433624269] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:27:22,884 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:27:22,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 17 [2024-12-17 13:27:22,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253565936] [2024-12-17 13:27:22,884 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:27:22,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-17 13:27:22,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:27:22,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-17 13:27:22,885 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=166, Unknown=0, NotChecked=0, Total=272 [2024-12-17 13:27:22,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:22,885 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:27:22,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.2941176470588234) internal successors, (56), 17 states have internal predecessors, (56), 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) [2024-12-17 13:27:22,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:22,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:22,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:22,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:22,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:22,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:22,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:23,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:23,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:23,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:23,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:23,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:27:23,020 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-12-17 13:27:23,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:27:23,212 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:27:23,212 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:27:23,212 INFO L139 ounterexampleChecker]: Examining path program with hash 2095843763, occurence #2 [2024-12-17 13:27:23,212 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:27:23,212 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:27:23,213 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:23,213 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 13:27:23,213 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:23,213 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 13:27:23,213 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:27:23,213 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 13:27:23,213 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:27:23,213 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 13:27:23,213 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:27:23,213 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 13:27:23,213 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:23,213 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 13:27:23,213 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:23,213 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-12-17 13:27:23,213 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:23,213 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-12-17 13:27:23,213 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:23,213 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-12-17 13:27:23,213 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:23,213 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-12-17 13:27:23,213 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:27:23,213 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-12-17 13:27:23,213 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:27:23,213 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:27:23,213 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:27:23,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:27:23,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1170187208, now seen corresponding path program 2 times [2024-12-17 13:27:23,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:27:23,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609236408] [2024-12-17 13:27:23,214 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 13:27:23,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:27:23,247 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-17 13:27:23,247 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:27:23,382 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:27:23,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:27:23,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609236408] [2024-12-17 13:27:23,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609236408] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:27:23,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:27:23,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-17 13:27:23,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400075353] [2024-12-17 13:27:23,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:27:23,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 13:27:23,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:27:23,384 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 13:27:23,384 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 13:27:23,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:23,384 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:27:23,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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) [2024-12-17 13:27:23,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:23,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:23,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:23,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:23,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:27:23,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:23,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:23,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:23,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:23,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:23,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:27:23,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-17 13:27:23,484 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:27:23,484 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:27:23,484 INFO L139 ounterexampleChecker]: Examining path program with hash 811086614, occurence #1 [2024-12-17 13:27:23,485 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:27:23,485 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:27:23,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:27:23,485 INFO L85 PathProgramCache]: Analyzing trace with hash -81336253, now seen corresponding path program 1 times [2024-12-17 13:27:23,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:27:23,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138535099] [2024-12-17 13:27:23,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:27:23,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:27:23,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:27:23,681 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:27:23,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:27:23,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138535099] [2024-12-17 13:27:23,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138535099] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:27:23,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:27:23,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-17 13:27:23,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104542572] [2024-12-17 13:27:23,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:27:23,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 13:27:23,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:27:23,682 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 13:27:23,682 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 13:27:23,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:23,682 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:27:23,682 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2024-12-17 13:27:23,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:23,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:23,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:23,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:23,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:27:23,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:23,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:27:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:23,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-17 13:27:23,761 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:27:23,761 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:27:23,761 INFO L139 ounterexampleChecker]: Examining path program with hash -78113365, occurence #1 [2024-12-17 13:27:23,761 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:27:23,761 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:27:23,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:27:23,762 INFO L85 PathProgramCache]: Analyzing trace with hash -14158785, now seen corresponding path program 1 times [2024-12-17 13:27:23,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:27:23,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162308333] [2024-12-17 13:27:23,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:27:23,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:27:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:27:30,513 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-17 13:27:30,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:27:30,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162308333] [2024-12-17 13:27:30,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162308333] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:27:30,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264353649] [2024-12-17 13:27:30,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:27:30,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:27:30,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:27:30,516 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 13:27:30,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-17 13:27:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:27:30,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-17 13:27:30,711 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:27:31,632 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:27:31,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 229 treesize of output 305 [2024-12-17 13:27:32,387 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:27:32,387 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:27:33,804 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:27:33,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 333 treesize of output 507 [2024-12-17 13:27:35,257 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:27:35,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1264353649] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:27:35,258 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:27:35,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 8, 8] total 34 [2024-12-17 13:27:35,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050200278] [2024-12-17 13:27:35,258 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:27:35,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-12-17 13:27:35,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:27:35,262 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-12-17 13:27:35,262 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=1015, Unknown=0, NotChecked=0, Total=1122 [2024-12-17 13:27:35,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:35,263 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:27:35,263 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 3.5588235294117645) internal successors, (121), 34 states have internal predecessors, (121), 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) [2024-12-17 13:27:35,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:35,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:35,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:35,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:35,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:35,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:35,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:27:35,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:35,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:35,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:37,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:37,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:37,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:37,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:37,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:37,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:37,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:27:37,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:37,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:37,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:27:37,332 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-17 13:27:37,523 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:27:37,523 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:27:37,523 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:27:37,524 INFO L139 ounterexampleChecker]: Examining path program with hash 208611077, occurence #1 [2024-12-17 13:27:37,524 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:27:37,524 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:27:37,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:27:37,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1393026682, now seen corresponding path program 2 times [2024-12-17 13:27:37,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:27:37,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275828432] [2024-12-17 13:27:37,525 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 13:27:37,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:27:37,835 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 13:27:37,836 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:27:41,170 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 21 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-17 13:27:41,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:27:41,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275828432] [2024-12-17 13:27:41,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275828432] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:27:41,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1565615452] [2024-12-17 13:27:41,171 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 13:27:41,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:27:41,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:27:41,173 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 13:27:41,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-17 13:27:41,380 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 13:27:41,380 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:27:41,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-17 13:27:41,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:27:42,265 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:27:42,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 135 treesize of output 151 [2024-12-17 13:27:42,614 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:27:42,614 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:27:43,267 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:27:43,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 168 treesize of output 198 [2024-12-17 13:27:43,658 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:27:43,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1565615452] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:27:43,658 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:27:43,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13, 11] total 38 [2024-12-17 13:27:43,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472834493] [2024-12-17 13:27:43,658 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:27:43,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-12-17 13:27:43,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:27:43,659 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-12-17 13:27:43,659 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1264, Unknown=0, NotChecked=0, Total=1406 [2024-12-17 13:27:43,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:43,659 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:27:43,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 3.3684210526315788) internal successors, (128), 38 states have internal predecessors, (128), 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) [2024-12-17 13:27:43,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:27:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:27:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:45,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:45,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:45,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:45,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:45,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:45,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:45,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:27:45,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:45,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:45,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:27:45,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:27:45,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-12-17 13:27:45,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:27:45,953 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:27:45,953 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:27:45,953 INFO L139 ounterexampleChecker]: Examining path program with hash -806485923, occurence #1 [2024-12-17 13:27:45,953 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:27:45,953 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:27:45,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:27:45,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1996386659, now seen corresponding path program 3 times [2024-12-17 13:27:45,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:27:45,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266770835] [2024-12-17 13:27:45,954 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 13:27:45,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:27:46,147 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-12-17 13:27:46,147 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:27:47,912 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:27:47,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:27:47,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266770835] [2024-12-17 13:27:47,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266770835] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:27:47,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1853400471] [2024-12-17 13:27:47,913 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 13:27:47,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:27:47,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:27:47,914 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 13:27:47,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-17 13:27:48,106 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-12-17 13:27:48,106 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:27:48,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-12-17 13:27:48,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:27:48,979 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:27:48,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 204 treesize of output 212 [2024-12-17 13:27:49,366 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:27:49,366 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:27:51,331 INFO L349 Elim1Store]: treesize reduction 55, result has 91.7 percent of original size [2024-12-17 13:27:51,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 190 treesize of output 716 [2024-12-17 13:27:54,698 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:27:54,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1853400471] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:27:54,698 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:27:54,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 18, 14] total 37 [2024-12-17 13:27:54,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992988678] [2024-12-17 13:27:54,699 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:27:54,699 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-12-17 13:27:54,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:27:54,700 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-12-17 13:27:54,701 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=1197, Unknown=0, NotChecked=0, Total=1332 [2024-12-17 13:27:54,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:54,701 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:27:54,701 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 2.972972972972973) internal successors, (110), 37 states have internal predecessors, (110), 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) [2024-12-17 13:27:54,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:54,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:54,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:54,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:54,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:54,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:54,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:27:54,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:54,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:54,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:27:54,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:27:54,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:56,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:27:56,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:56,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:56,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:27:56,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:27:56,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:56,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:27:56,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:56,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:27:56,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:27:56,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:27:56,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-17 13:27:56,503 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-12-17 13:27:56,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-12-17 13:27:56,696 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:27:56,696 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:27:56,697 INFO L139 ounterexampleChecker]: Examining path program with hash -1703573118, occurence #1 [2024-12-17 13:27:56,697 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:27:56,697 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:27:56,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:27:56,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1720596185, now seen corresponding path program 4 times [2024-12-17 13:27:56,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:27:56,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479263573] [2024-12-17 13:27:56,697 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 13:27:56,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:27:56,932 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 13:27:56,932 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:28:01,358 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 13:28:01,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:28:01,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479263573] [2024-12-17 13:28:01,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479263573] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:28:01,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [331241704] [2024-12-17 13:28:01,358 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 13:28:01,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:28:01,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:28:01,360 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 13:28:01,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-12-17 13:28:01,562 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 13:28:01,562 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:28:01,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-17 13:28:01,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:28:02,378 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:28:02,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 263 treesize of output 311 [2024-12-17 13:28:02,981 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:28:02,981 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:28:04,072 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:28:04,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 318 treesize of output 424 [2024-12-17 13:28:05,026 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:28:05,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [331241704] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:28:05,026 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:28:05,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 11, 10] total 45 [2024-12-17 13:28:05,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12474841] [2024-12-17 13:28:05,027 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:28:05,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-12-17 13:28:05,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:28:05,027 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-12-17 13:28:05,028 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=1819, Unknown=0, NotChecked=0, Total=1980 [2024-12-17 13:28:05,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:05,028 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:28:05,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 3.0444444444444443) internal successors, (137), 45 states have internal predecessors, (137), 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) [2024-12-17 13:28:05,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:05,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:05,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:05,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:05,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:28:05,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:05,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:28:05,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:05,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:05,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:28:05,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:28:05,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-12-17 13:28:05,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:28:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:28:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:28:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:28:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-17 13:28:06,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 13:28:06,810 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-12-17 13:28:07,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:28:07,003 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:28:07,003 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:28:07,004 INFO L139 ounterexampleChecker]: Examining path program with hash -1703573118, occurence #2 [2024-12-17 13:28:07,004 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:28:07,004 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:28:07,004 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:07,004 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 13:28:07,004 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:07,004 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-12-17 13:28:07,004 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:07,004 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-12-17 13:28:07,004 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:07,004 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-12-17 13:28:07,004 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:07,004 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-12-17 13:28:07,004 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:07,004 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-12-17 13:28:07,004 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:07,004 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 13:28:07,004 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:07,004 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2024-12-17 13:28:07,004 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:07,004 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 13:28:07,004 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:07,004 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 13:28:07,004 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:07,004 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 13:28:07,004 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:07,004 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-12-17 13:28:07,004 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:07,004 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:28:07,004 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:28:07,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:28:07,005 INFO L85 PathProgramCache]: Analyzing trace with hash 212102676, now seen corresponding path program 5 times [2024-12-17 13:28:07,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:28:07,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985787490] [2024-12-17 13:28:07,005 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 13:28:07,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:28:07,167 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2024-12-17 13:28:07,167 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:28:07,308 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-12-17 13:28:07,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:28:07,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985787490] [2024-12-17 13:28:07,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985787490] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:28:07,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:28:07,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-17 13:28:07,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879076182] [2024-12-17 13:28:07,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:28:07,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-17 13:28:07,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:28:07,310 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-17 13:28:07,310 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-12-17 13:28:07,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:07,310 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:28:07,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2024-12-17 13:28:07,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:07,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:07,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:07,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:07,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:28:07,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:07,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:28:07,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:07,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:07,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:28:07,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:28:07,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-12-17 13:28:07,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 13:28:07,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:28:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:28:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:28:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:28:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-17 13:28:09,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-12-17 13:28:09,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:28:09,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-17 13:28:09,268 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:28:09,268 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:28:09,268 INFO L139 ounterexampleChecker]: Examining path program with hash -1703573118, occurence #3 [2024-12-17 13:28:09,268 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:28:09,268 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:28:09,268 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:09,268 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 13:28:09,268 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:09,268 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 13:28:09,268 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:09,268 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 13:28:09,268 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:09,268 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 13:28:09,268 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:09,268 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 13:28:09,268 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:09,268 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-12-17 13:28:09,268 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:09,268 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-12-17 13:28:09,269 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:09,269 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-12-17 13:28:09,269 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:09,269 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 13:28:09,269 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:09,269 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 13:28:09,269 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:09,269 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 13:28:09,269 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:09,269 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 13:28:09,269 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:09,269 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:28:09,269 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:28:09,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:28:09,269 INFO L85 PathProgramCache]: Analyzing trace with hash -52882987, now seen corresponding path program 6 times [2024-12-17 13:28:09,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:28:09,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895721769] [2024-12-17 13:28:09,269 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 13:28:09,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:28:09,439 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2024-12-17 13:28:09,439 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:28:11,084 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-12-17 13:28:11,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:28:11,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895721769] [2024-12-17 13:28:11,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895721769] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:28:11,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264756290] [2024-12-17 13:28:11,084 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 13:28:11,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:28:11,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:28:11,086 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 13:28:11,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-12-17 13:28:11,325 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2024-12-17 13:28:11,325 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:28:11,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-17 13:28:11,331 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:28:12,013 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:28:12,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 149 treesize of output 169 [2024-12-17 13:28:12,270 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-12-17 13:28:12,270 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:28:13,132 INFO L349 Elim1Store]: treesize reduction 22, result has 87.7 percent of original size [2024-12-17 13:28:13,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 78 treesize of output 198 [2024-12-17 13:28:13,363 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-12-17 13:28:13,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1264756290] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:28:13,363 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:28:13,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 11] total 31 [2024-12-17 13:28:13,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951538865] [2024-12-17 13:28:13,364 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:28:13,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-12-17 13:28:13,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:28:13,364 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-12-17 13:28:13,365 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=796, Unknown=0, NotChecked=0, Total=930 [2024-12-17 13:28:13,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:13,365 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:28:13,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 3.4193548387096775) internal successors, (106), 31 states have internal predecessors, (106), 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) [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:28:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:15,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:15,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:15,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:15,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:15,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:28:15,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:15,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:28:15,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:15,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:15,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:28:15,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:28:15,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:28:15,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-12-17 13:28:15,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:28:15,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-12-17 13:28:15,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-12-17 13:28:15,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:28:15,307 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:28:15,307 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:28:15,307 INFO L139 ounterexampleChecker]: Examining path program with hash -78113365, occurence #2 [2024-12-17 13:28:15,307 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:28:15,307 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:28:15,307 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:15,307 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 13:28:15,307 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:15,307 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 13:28:15,307 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:15,307 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 13:28:15,307 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:15,307 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 13:28:15,307 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:15,307 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 13:28:15,307 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:15,307 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-12-17 13:28:15,307 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:15,307 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2024-12-17 13:28:15,307 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:15,307 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-12-17 13:28:15,307 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:15,307 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 13:28:15,307 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:15,307 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 13:28:15,307 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:15,308 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 13:28:15,308 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:15,308 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-12-17 13:28:15,308 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:15,308 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:28:15,308 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:28:15,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:28:15,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1513276624, now seen corresponding path program 7 times [2024-12-17 13:28:15,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:28:15,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358752873] [2024-12-17 13:28:15,308 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 13:28:15,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:28:15,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:28:21,468 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 1 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 13:28:21,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:28:21,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358752873] [2024-12-17 13:28:21,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358752873] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:28:21,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2040013094] [2024-12-17 13:28:21,469 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 13:28:21,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:28:21,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:28:21,471 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 13:28:21,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-12-17 13:28:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:28:21,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-17 13:28:21,719 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:28:22,429 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:28:22,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 130 treesize of output 160 [2024-12-17 13:28:22,730 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:28:22,730 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:28:23,221 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:28:23,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 203 treesize of output 201 [2024-12-17 13:28:23,767 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:28:23,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2040013094] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:28:23,767 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:28:23,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 13, 12] total 54 [2024-12-17 13:28:23,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525595850] [2024-12-17 13:28:23,767 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:28:23,768 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-12-17 13:28:23,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:28:23,768 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-12-17 13:28:23,768 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=2642, Unknown=0, NotChecked=0, Total=2862 [2024-12-17 13:28:23,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:23,768 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:28:23,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 2.685185185185185) internal successors, (145), 54 states have internal predecessors, (145), 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) [2024-12-17 13:28:23,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:23,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:23,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:23,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:23,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:28:23,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:23,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:28:23,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:23,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:23,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:28:23,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:28:23,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:28:23,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-12-17 13:28:23,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:28:23,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-12-17 13:28:23,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:28,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:28,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:28,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:28,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:28,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:28:28,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:28,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:28:28,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:28,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:28,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:28:28,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:28:28,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:28:28,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-12-17 13:28:28,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:28:28,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 13:28:28,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-12-17 13:28:28,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-12-17 13:28:28,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:28:28,765 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:28:28,765 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:28:28,765 INFO L139 ounterexampleChecker]: Examining path program with hash 208611077, occurence #2 [2024-12-17 13:28:28,765 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:28:28,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:28:28,766 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:28,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 13:28:28,766 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:28,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 13:28:28,766 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:28,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 13:28:28,766 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:28,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 13:28:28,766 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:28,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 13:28:28,766 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:28,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-12-17 13:28:28,766 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:28,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 13:28:28,766 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:28,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 13:28:28,766 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:28,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-12-17 13:28:28,766 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:28,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-12-17 13:28:28,766 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:28,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-12-17 13:28:28,766 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:28,766 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:28:28,766 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:28:28,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:28:28,767 INFO L85 PathProgramCache]: Analyzing trace with hash 161505115, now seen corresponding path program 8 times [2024-12-17 13:28:28,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:28:28,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269017086] [2024-12-17 13:28:28,767 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 13:28:28,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:28:29,066 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 13:28:29,066 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:28:33,573 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 4 proven. 43 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-17 13:28:33,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:28:33,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269017086] [2024-12-17 13:28:33,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269017086] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:28:33,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190016492] [2024-12-17 13:28:33,574 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 13:28:33,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:28:33,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:28:33,577 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 13:28:33,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-12-17 13:28:33,857 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 13:28:33,857 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:28:33,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-17 13:28:33,863 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:28:34,708 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:28:34,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 116 treesize of output 140 [2024-12-17 13:28:34,996 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:28:34,996 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:28:35,521 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:28:35,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 168 treesize of output 198 [2024-12-17 13:28:36,085 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:28:36,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190016492] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:28:36,085 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:28:36,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 16, 14] total 55 [2024-12-17 13:28:36,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049816153] [2024-12-17 13:28:36,085 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:28:36,086 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-12-17 13:28:36,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:28:36,086 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-12-17 13:28:36,087 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=248, Invalid=2722, Unknown=0, NotChecked=0, Total=2970 [2024-12-17 13:28:36,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:36,087 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:28:36,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 2.5636363636363635) internal successors, (141), 55 states have internal predecessors, (141), 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) [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-12-17 13:28:36,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 13:28:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-12-17 13:28:40,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-12-17 13:28:40,879 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-12-17 13:28:41,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-12-17 13:28:41,072 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:28:41,072 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:28:41,073 INFO L139 ounterexampleChecker]: Examining path program with hash -806485923, occurence #2 [2024-12-17 13:28:41,073 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:28:41,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:28:41,073 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:41,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 13:28:41,073 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:41,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 13:28:41,073 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:41,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 13:28:41,073 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:41,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 13:28:41,073 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:41,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-12-17 13:28:41,073 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:41,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-12-17 13:28:41,073 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:41,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-12-17 13:28:41,073 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:41,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-12-17 13:28:41,073 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:41,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 13:28:41,073 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:41,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 13:28:41,073 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:41,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 13:28:41,073 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:41,073 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:28:41,073 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:28:41,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:28:41,073 INFO L85 PathProgramCache]: Analyzing trace with hash 221988274, now seen corresponding path program 9 times [2024-12-17 13:28:41,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:28:41,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804874737] [2024-12-17 13:28:41,074 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 13:28:41,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:28:41,301 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-12-17 13:28:41,301 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:28:43,159 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:28:43,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:28:43,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804874737] [2024-12-17 13:28:43,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804874737] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:28:43,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1528286730] [2024-12-17 13:28:43,159 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 13:28:43,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:28:43,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:28:43,161 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 13:28:43,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-12-17 13:28:43,460 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-12-17 13:28:43,460 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:28:43,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-12-17 13:28:43,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:28:44,272 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:28:44,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 192 treesize of output 184 [2024-12-17 13:28:44,733 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:28:44,733 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:28:45,771 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:28:45,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 70 treesize of output 164 [2024-12-17 13:28:46,013 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:28:46,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1528286730] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:28:46,013 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:28:46,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 21, 17] total 49 [2024-12-17 13:28:46,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716614420] [2024-12-17 13:28:46,014 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:28:46,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-12-17 13:28:46,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:28:46,015 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-12-17 13:28:46,015 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=2118, Unknown=0, NotChecked=0, Total=2352 [2024-12-17 13:28:46,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:46,015 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:28:46,015 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 2.877551020408163) internal successors, (141), 49 states have internal predecessors, (141), 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) [2024-12-17 13:28:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:28:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:28:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:28:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:28:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:28:46,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-12-17 13:28:46,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:28:46,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 13:28:46,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-12-17 13:28:46,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-12-17 13:28:46,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:52,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-12-17 13:28:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 13:28:52,401 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-12-17 13:28:52,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-12-17 13:28:52,593 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:28:52,593 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:28:52,594 INFO L139 ounterexampleChecker]: Examining path program with hash -78113365, occurence #3 [2024-12-17 13:28:52,594 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:28:52,594 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:28:52,594 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:52,594 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 13:28:52,594 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:52,594 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 13:28:52,595 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:52,595 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 13:28:52,595 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:52,595 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 13:28:52,595 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:52,595 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-12-17 13:28:52,595 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:52,595 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-12-17 13:28:52,595 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:52,595 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2024-12-17 13:28:52,595 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:52,595 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 13:28:52,595 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:52,595 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-12-17 13:28:52,595 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:52,595 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-12-17 13:28:52,595 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:28:52,595 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-12-17 13:28:52,595 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:28:52,595 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:28:52,595 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:28:52,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:28:52,595 INFO L85 PathProgramCache]: Analyzing trace with hash 2083200787, now seen corresponding path program 10 times [2024-12-17 13:28:52,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:28:52,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746216072] [2024-12-17 13:28:52,595 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 13:28:52,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:28:53,412 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 13:28:53,412 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:29:06,557 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 13:29:06,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:29:06,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746216072] [2024-12-17 13:29:06,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746216072] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:29:06,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1637971099] [2024-12-17 13:29:06,558 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 13:29:06,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:29:06,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:29:06,559 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 13:29:06,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-12-17 13:29:06,874 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 13:29:06,874 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:29:06,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-12-17 13:29:06,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:29:09,399 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:29:09,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 557 treesize of output 929 [2024-12-17 13:29:12,463 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:29:12,463 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:29:15,902 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:29:15,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 455 treesize of output 1364 [2024-12-17 13:29:43,171 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 42 proven. 28 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:29:43,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1637971099] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:29:43,171 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:29:43,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 24, 24] total 86 [2024-12-17 13:29:43,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774817080] [2024-12-17 13:29:43,171 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:29:43,172 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2024-12-17 13:29:43,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:29:43,172 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2024-12-17 13:29:43,174 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=532, Invalid=6778, Unknown=0, NotChecked=0, Total=7310 [2024-12-17 13:29:43,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:29:43,174 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:29:43,174 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 2.313953488372093) internal successors, (199), 86 states have internal predecessors, (199), 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) [2024-12-17 13:29:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:29:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:29:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:29:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:29:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:29:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:29:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:29:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:29:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:29:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:29:43,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:29:43,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:29:43,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-12-17 13:29:43,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:29:43,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 13:29:43,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-12-17 13:29:43,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-12-17 13:29:43,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 13:29:43,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:02,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-12-17 13:30:07,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-12-17 13:30:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:30:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:30:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:30:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-12-17 13:30:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 13:30:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-12-17 13:30:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-12-17 13:30:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 13:30:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-12-17 13:30:16,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-12-17 13:30:16,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:30:16,365 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:30:16,365 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:30:16,366 INFO L139 ounterexampleChecker]: Examining path program with hash -78113365, occurence #4 [2024-12-17 13:30:16,366 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:30:16,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 13:30:16,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 13:30:16,366 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 13:30:16,366 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 13:30:16,366 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-12-17 13:30:16,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-12-17 13:30:16,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2024-12-17 13:30:16,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 13:30:16,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-12-17 13:30:16,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-12-17 13:30:16,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-12-17 13:30:16,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-12-17 13:30:16,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:16,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-12-17 13:30:16,366 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:30:16,366 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:30:16,366 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:30:16,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:30:16,367 INFO L85 PathProgramCache]: Analyzing trace with hash -604808949, now seen corresponding path program 11 times [2024-12-17 13:30:16,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:30:16,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712261905] [2024-12-17 13:30:16,367 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 13:30:16,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:30:16,977 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-12-17 13:30:16,977 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:30:17,193 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-12-17 13:30:17,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:30:17,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712261905] [2024-12-17 13:30:17,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712261905] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:30:17,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:30:17,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-17 13:30:17,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844732642] [2024-12-17 13:30:17,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:30:17,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-17 13:30:17,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:30:17,194 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-17 13:30:17,194 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-12-17 13:30:17,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:17,194 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:30:17,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 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) [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-12-17 13:30:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:17,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:17,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:17,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:17,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:17,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-12-17 13:30:17,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:17,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-12-17 13:30:17,628 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:30:17,628 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:30:17,628 INFO L139 ounterexampleChecker]: Examining path program with hash -968325379, occurence #1 [2024-12-17 13:30:17,628 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:30:17,628 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:30:17,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:30:17,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1365874406, now seen corresponding path program 12 times [2024-12-17 13:30:17,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:30:17,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626254542] [2024-12-17 13:30:17,628 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 13:30:17,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:30:18,289 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-12-17 13:30:18,290 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:30:18,503 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 52 proven. 18 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:30:18,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:30:18,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626254542] [2024-12-17 13:30:18,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626254542] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:30:18,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829910186] [2024-12-17 13:30:18,504 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 13:30:18,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:30:18,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:30:18,505 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 13:30:18,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-12-17 13:30:19,025 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-12-17 13:30:19,025 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:30:19,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-17 13:30:19,030 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:30:19,060 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:30:19,060 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-17 13:30:19,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [829910186] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:30:19,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-17 13:30:19,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 9 [2024-12-17 13:30:19,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210623488] [2024-12-17 13:30:19,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:30:19,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-17 13:30:19,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:30:19,061 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-17 13:30:19,061 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2024-12-17 13:30:19,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:19,061 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:30:19,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 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) [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:19,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:19,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-12-17 13:30:19,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:19,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:19,296 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-12-17 13:30:19,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:30:19,487 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:30:19,487 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:30:19,487 INFO L139 ounterexampleChecker]: Examining path program with hash -806485923, occurence #3 [2024-12-17 13:30:19,487 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:30:19,487 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:30:19,487 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:19,487 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 13:30:19,487 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:19,487 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 13:30:19,487 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:30:19,487 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 13:30:19,487 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:30:19,487 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 13:30:19,487 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:30:19,487 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-12-17 13:30:19,487 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:19,488 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-12-17 13:30:19,488 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:19,488 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 13:30:19,488 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:19,488 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-12-17 13:30:19,488 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:19,488 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-12-17 13:30:19,489 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:19,489 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-12-17 13:30:19,489 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:30:19,489 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-12-17 13:30:19,489 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:30:19,489 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:30:19,489 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:30:19,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:30:19,489 INFO L85 PathProgramCache]: Analyzing trace with hash -773499791, now seen corresponding path program 13 times [2024-12-17 13:30:19,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:30:19,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989930404] [2024-12-17 13:30:19,489 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 13:30:19,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:30:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:30:19,764 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 70 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:30:19,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:30:19,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989930404] [2024-12-17 13:30:19,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989930404] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:30:19,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [350043288] [2024-12-17 13:30:19,764 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 13:30:19,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:30:19,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:30:19,766 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 13:30:19,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-12-17 13:30:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:30:20,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-17 13:30:20,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:30:20,151 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:30:20,151 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-17 13:30:20,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [350043288] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:30:20,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-17 13:30:20,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 9 [2024-12-17 13:30:20,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600457725] [2024-12-17 13:30:20,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:30:20,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-17 13:30:20,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:30:20,152 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-17 13:30:20,152 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2024-12-17 13:30:20,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:20,152 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:30:20,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 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) [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:20,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:33,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:33,341 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-12-17 13:30:33,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-12-17 13:30:33,533 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:30:33,533 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:30:33,533 INFO L139 ounterexampleChecker]: Examining path program with hash 1287469436, occurence #1 [2024-12-17 13:30:33,533 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:30:33,533 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:30:33,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:30:33,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1273307383, now seen corresponding path program 1 times [2024-12-17 13:30:33,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:30:33,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900387255] [2024-12-17 13:30:33,534 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:30:33,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:30:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:30:33,618 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-12-17 13:30:33,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:30:33,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900387255] [2024-12-17 13:30:33,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900387255] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:30:33,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:30:33,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-17 13:30:33,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26870041] [2024-12-17 13:30:33,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:30:33,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-17 13:30:33,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:30:33,619 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-17 13:30:33,619 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-17 13:30:33,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:33,619 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:30:33,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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) [2024-12-17 13:30:33,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:33,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:33,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:33,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:33,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:33,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:33,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:33,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:33,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-12-17 13:30:35,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-12-17 13:30:35,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:35,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:35,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:35,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:35,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-12-17 13:30:35,519 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:30:35,519 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:30:35,519 INFO L139 ounterexampleChecker]: Examining path program with hash 1511529113, occurence #1 [2024-12-17 13:30:35,519 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:30:35,519 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:30:35,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:30:35,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1501858904, now seen corresponding path program 1 times [2024-12-17 13:30:35,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:30:35,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891095685] [2024-12-17 13:30:35,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:30:35,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:30:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:30:35,632 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-12-17 13:30:35,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:30:35,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891095685] [2024-12-17 13:30:35,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891095685] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:30:35,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:30:35,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-17 13:30:35,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273595763] [2024-12-17 13:30:35,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:30:35,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-17 13:30:35,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:30:35,633 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-17 13:30:35,633 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-17 13:30:35,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:35,633 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:30:35,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 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) [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 13:30:35,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-12-17 13:30:35,992 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:30:35,992 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:30:35,992 INFO L139 ounterexampleChecker]: Examining path program with hash 493562424, occurence #1 [2024-12-17 13:30:35,992 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:30:35,992 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:30:35,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:30:35,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1168879174, now seen corresponding path program 1 times [2024-12-17 13:30:35,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:30:35,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294874515] [2024-12-17 13:30:35,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:30:35,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:30:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:30:36,284 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 13:30:36,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:30:36,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294874515] [2024-12-17 13:30:36,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294874515] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:30:36,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:30:36,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-17 13:30:36,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242316520] [2024-12-17 13:30:36,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:30:36,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-17 13:30:36,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:30:36,285 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-17 13:30:36,285 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-17 13:30:36,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:36,285 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:30:36,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 13:30:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:36,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 13:30:36,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 13:30:36,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-12-17 13:30:36,947 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 13:30:36,947 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:30:36,947 INFO L139 ounterexampleChecker]: Examining path program with hash 567884581, occurence #1 [2024-12-17 13:30:36,947 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:30:36,947 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:30:36,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:30:36,947 INFO L85 PathProgramCache]: Analyzing trace with hash 324975979, now seen corresponding path program 1 times [2024-12-17 13:30:36,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:30:36,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844803707] [2024-12-17 13:30:36,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:30:36,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:30:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:30:37,066 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-12-17 13:30:37,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:30:37,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844803707] [2024-12-17 13:30:37,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844803707] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:30:37,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:30:37,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-17 13:30:37,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987560149] [2024-12-17 13:30:37,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:30:37,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-17 13:30:37,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:30:37,067 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-17 13:30:37,067 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-17 13:30:37,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:37,067 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:30:37,067 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 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) [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-12-17 13:30:37,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:37,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:37,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:37,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:37,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 13:30:37,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 13:30:37,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:38,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:30:38,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:38,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 13:30:38,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 13:30:38,630 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-12-17 13:30:38,630 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-12-17 13:30:38,630 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-12-17 13:30:38,630 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-12-17 13:30:38,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-12-17 13:30:38,633 INFO L422 BasicCegarLoop]: Path program histogram: [13, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-17 13:30:38,635 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-12-17 13:30:38,635 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-17 13:30:38,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-12-17 13:30:38,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 01:30:38 BasicIcfg [2024-12-17 13:30:38,644 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-17 13:30:38,644 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-17 13:30:38,644 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-17 13:30:38,644 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-17 13:30:38,645 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 01:27:19" (3/4) ... [2024-12-17 13:30:38,646 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-17 13:30:38,648 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-12-17 13:30:38,648 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-12-17 13:30:38,648 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-12-17 13:30:38,654 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 222 nodes and edges [2024-12-17 13:30:38,654 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-12-17 13:30:38,654 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-12-17 13:30:38,654 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-17 13:30:38,717 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-12-17 13:30:38,717 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/witness.yml [2024-12-17 13:30:38,717 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-17 13:30:38,718 INFO L158 Benchmark]: Toolchain (without parser) took 200755.54ms. Allocated memory was 142.6MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 113.8MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 242.6MB. Max. memory is 16.1GB. [2024-12-17 13:30:38,718 INFO L158 Benchmark]: CDTParser took 0.98ms. Allocated memory is still 226.5MB. Free memory is still 145.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-17 13:30:38,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.70ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 98.6MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-17 13:30:38,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.44ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 94.5MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-17 13:30:38,719 INFO L158 Benchmark]: Boogie Preprocessor took 42.66ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 91.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-17 13:30:38,719 INFO L158 Benchmark]: RCFGBuilder took 1410.48ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 41.1MB in the end (delta: 50.4MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. [2024-12-17 13:30:38,720 INFO L158 Benchmark]: TraceAbstraction took 198947.62ms. Allocated memory was 142.6MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 41.1MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 160.9MB. Max. memory is 16.1GB. [2024-12-17 13:30:38,720 INFO L158 Benchmark]: Witness Printer took 73.27ms. Allocated memory is still 2.0GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-17 13:30:38,721 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98ms. Allocated memory is still 226.5MB. Free memory is still 145.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 219.70ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 98.6MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.44ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 94.5MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.66ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 91.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1410.48ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 41.1MB in the end (delta: 50.4MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. * TraceAbstraction took 198947.62ms. Allocated memory was 142.6MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 41.1MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 160.9MB. Max. memory is 16.1GB. * Witness Printer took 73.27ms. Allocated memory is still 2.0GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. 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: 167554, independent: 143201, independent conditional: 142004, independent unconditional: 1197, dependent: 24353, dependent conditional: 24349, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 143205, independent: 143201, independent conditional: 142004, independent unconditional: 1197, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 143205, independent: 143201, independent conditional: 142004, independent unconditional: 1197, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 143205, independent: 143201, independent conditional: 142004, independent unconditional: 1197, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 143205, independent: 143201, independent conditional: 0, independent unconditional: 143201, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 143205, independent: 143201, independent conditional: 0, independent unconditional: 143201, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1057, independent: 1053, independent conditional: 0, independent unconditional: 1053, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1057, independent: 1050, independent conditional: 0, independent unconditional: 1050, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 133, independent: 50, independent conditional: 0, independent unconditional: 50, dependent: 84, dependent conditional: 0, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 143205, independent: 142148, independent conditional: 0, independent unconditional: 142148, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1057, unknown conditional: 0, unknown unconditional: 1057] , Statistics on independence cache: Total cache size (in pairs): 1057, Positive cache size: 1053, Positive conditional cache size: 0, Positive unconditional cache size: 1053, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 142004, Maximal queried relation: 0, Independence queries for same thread: 24349, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 557, Number of trivial persistent sets: 440, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1201, independent: 1197, independent conditional: 0, independent unconditional: 1197, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 167554, independent: 143201, independent conditional: 142004, independent unconditional: 1197, dependent: 24353, dependent conditional: 24349, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 143205, independent: 143201, independent conditional: 142004, independent unconditional: 1197, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 143205, independent: 143201, independent conditional: 142004, independent unconditional: 1197, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 143205, independent: 143201, independent conditional: 142004, independent unconditional: 1197, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 143205, independent: 143201, independent conditional: 0, independent unconditional: 143201, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 143205, independent: 143201, independent conditional: 0, independent unconditional: 143201, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1057, independent: 1053, independent conditional: 0, independent unconditional: 1053, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1057, independent: 1050, independent conditional: 0, independent unconditional: 1050, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 133, independent: 50, independent conditional: 0, independent unconditional: 50, dependent: 84, dependent conditional: 0, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 143205, independent: 142148, independent conditional: 0, independent unconditional: 142148, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1057, unknown conditional: 0, unknown unconditional: 1057] , Statistics on independence cache: Total cache size (in pairs): 1057, Positive cache size: 1053, Positive conditional cache size: 0, Positive unconditional cache size: 1053, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 142004, Maximal queried relation: 0, Independence queries for same thread: 24349 - PositiveResult [Line: 164]: 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: 198.7s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 13, EmptinessCheckTime: 79.8s, 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: 696, 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: 0.5s SsaConstructionTime, 5.4s SatisfiabilityAnalysisTime, 107.9s InterpolantComputationTime, 2174 NumberOfCodeBlocks, 2111 NumberOfCodeBlocksAsserted, 75 NumberOfCheckSat, 2759 ConstructedInterpolants, 42 QuantifiedInterpolants, 36564 SizeOfPredicates, 359 NumberOfNonLiveVariables, 6837 ConjunctsInSsa, 489 ConjunctsInUnsatCore, 50 InterpolantComputations, 15 PerfectInterpolantSequences, 2080/2673 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: SuccessfulCommutativityProofs: 0, ConComChecker Statistics: CheckTime [ms]: 12, ConditionCalculationTime [ms]: 0, ConditionCalculations: 89, QuantifiedConditions: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-12-17 13:30:38,929 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2024-12-17 13:30:38,958 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE