./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-more-queue-add-2-nl.wvr.c --full-output --architecture 32bit


--------------------------------------------------------------------------------


Checking for ERROR reachability
Using default analysis
Version e94c40da
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-queue-add-2-nl.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )

 --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 613bf9314e4e3fb6e64527ec38c7e6b39400e524de37a5103e9f06d9db406d3d
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-e94c40d-m
[2024-09-22 14:33:54,746 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-09-22 14:33:54,828 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2024-09-22 14:33:54,832 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-09-22 14:33:54,833 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-22 14:33:54,868 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-22 14:33:54,869 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-22 14:33:54,869 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-22 14:33:54,870 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-22 14:33:54,871 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-22 14:33:54,872 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-22 14:33:54,872 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-09-22 14:33:54,872 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-09-22 14:33:54,873 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-22 14:33:54,873 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-09-22 14:33:54,874 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-09-22 14:33:54,874 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-09-22 14:33:54,875 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-09-22 14:33:54,875 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-09-22 14:33:54,878 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-09-22 14:33:54,878 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-22 14:33:54,878 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-09-22 14:33:54,879 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-09-22 14:33:54,879 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-09-22 14:33:54,879 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-09-22 14:33:54,879 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-09-22 14:33:54,880 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-22 14:33:54,880 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-09-22 14:33:54,880 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-09-22 14:33:54,880 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-09-22 14:33:54,880 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-09-22 14:33:54,881 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-22 14:33:54,881 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-09-22 14:33:54,881 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-22 14:33:54,881 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-09-22 14:33:54,881 INFO  L153        SettingsManager]:  * DFS Order used in POR=LOOP_LOCKSTEP
[2024-09-22 14:33:54,882 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-22 14:33:54,882 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-22 14:33:54,882 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-09-22 14:33:54,882 INFO  L153        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-09-22 14:33:54,882 INFO  L153        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-09-22 14:33:54,884 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 613bf9314e4e3fb6e64527ec38c7e6b39400e524de37a5103e9f06d9db406d3d
[2024-09-22 14:33:55,111 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-22 14:33:55,133 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-22 14:33:55,137 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-22 14:33:55,138 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-09-22 14:33:55,138 INFO  L274        PluginConnector]: CDTParser initialized
[2024-09-22 14:33:55,139 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-queue-add-2-nl.wvr.c
[2024-09-22 14:33:56,532 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-09-22 14:33:56,759 INFO  L384              CDTParser]: Found 1 translation units.
[2024-09-22 14:33:56,760 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-queue-add-2-nl.wvr.c
[2024-09-22 14:33:56,770 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/afe1dc445/2fbc1abadd794dff8e7e8c41e33d7ea8/FLAG21d12f1e9
[2024-09-22 14:33:57,104 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/afe1dc445/2fbc1abadd794dff8e7e8c41e33d7ea8
[2024-09-22 14:33:57,106 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-22 14:33:57,107 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-09-22 14:33:57,108 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-22 14:33:57,109 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-22 14:33:57,114 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-22 14:33:57,115 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 02:33:57" (1/1) ...
[2024-09-22 14:33:57,115 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d0c4721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57, skipping insertion in model container
[2024-09-22 14:33:57,116 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 02:33:57" (1/1) ...
[2024-09-22 14:33:57,143 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-09-22 14:33:57,311 WARN  L248   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-queue-add-2-nl.wvr.c[2896,2909]
[2024-09-22 14:33:57,319 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-22 14:33:57,327 INFO  L200         MainTranslator]: Completed pre-run
[2024-09-22 14:33:57,347 WARN  L248   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-queue-add-2-nl.wvr.c[2896,2909]
[2024-09-22 14:33:57,350 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-09-22 14:33:57,365 INFO  L204         MainTranslator]: Completed translation
[2024-09-22 14:33:57,366 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57 WrapperNode
[2024-09-22 14:33:57,366 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-22 14:33:57,367 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-09-22 14:33:57,367 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-09-22 14:33:57,368 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-09-22 14:33:57,373 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57" (1/1) ...
[2024-09-22 14:33:57,381 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57" (1/1) ...
[2024-09-22 14:33:57,403 INFO  L138                Inliner]: procedures = 24, calls = 29, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 159
[2024-09-22 14:33:57,405 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-09-22 14:33:57,405 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-22 14:33:57,405 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-22 14:33:57,406 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-09-22 14:33:57,419 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57" (1/1) ...
[2024-09-22 14:33:57,420 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57" (1/1) ...
[2024-09-22 14:33:57,422 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57" (1/1) ...
[2024-09-22 14:33:57,422 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57" (1/1) ...
[2024-09-22 14:33:57,428 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57" (1/1) ...
[2024-09-22 14:33:57,432 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57" (1/1) ...
[2024-09-22 14:33:57,434 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57" (1/1) ...
[2024-09-22 14:33:57,435 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57" (1/1) ...
[2024-09-22 14:33:57,438 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-22 14:33:57,439 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-22 14:33:57,439 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-09-22 14:33:57,439 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-09-22 14:33:57,440 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57" (1/1) ...
[2024-09-22 14:33:57,449 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-09-22 14:33:57,458 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:33:57,473 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2024-09-22 14:33:57,475 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2024-09-22 14:33:57,519 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-22 14:33:57,519 INFO  L130     BoogieDeclarations]: Found specification of procedure thread1
[2024-09-22 14:33:57,519 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread1
[2024-09-22 14:33:57,519 INFO  L130     BoogieDeclarations]: Found specification of procedure thread2
[2024-09-22 14:33:57,520 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread2
[2024-09-22 14:33:57,520 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-09-22 14:33:57,520 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2024-09-22 14:33:57,520 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-09-22 14:33:57,520 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-09-22 14:33:57,520 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2024-09-22 14:33:57,520 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-22 14:33:57,520 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-22 14:33:57,520 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2024-09-22 14:33:57,522 WARN  L211             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-09-22 14:33:57,634 INFO  L242             CfgBuilder]: Building ICFG
[2024-09-22 14:33:57,635 INFO  L268             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-22 14:33:57,883 INFO  L287             CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-09-22 14:33:57,883 INFO  L291             CfgBuilder]: Performing block encoding
[2024-09-22 14:33:58,101 INFO  L313             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-22 14:33:58,101 INFO  L318             CfgBuilder]: Removed 3 assume(true) statements.
[2024-09-22 14:33:58,102 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.09 02:33:58 BoogieIcfgContainer
[2024-09-22 14:33:58,102 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-22 14:33:58,107 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-09-22 14:33:58,107 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-09-22 14:33:58,110 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-09-22 14:33:58,110 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.09 02:33:57" (1/3) ...
[2024-09-22 14:33:58,113 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48aa3d86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.09 02:33:58, skipping insertion in model container
[2024-09-22 14:33:58,113 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:33:57" (2/3) ...
[2024-09-22 14:33:58,114 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48aa3d86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.09 02:33:58, skipping insertion in model container
[2024-09-22 14:33:58,114 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.09 02:33:58" (3/3) ...
[2024-09-22 14:33:58,115 INFO  L112   eAbstractionObserver]: Analyzing ICFG popl20-more-queue-add-2-nl.wvr.c
[2024-09-22 14:33:58,131 INFO  L209   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-09-22 14:33:58,132 INFO  L149   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-09-22 14:33:58,133 INFO  L484   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-09-22 14:33:58,185 INFO  L144    ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2024-09-22 14:33:58,239 INFO  L100   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-09-22 14:33:58,240 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-09-22 14:33:58,241 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:33:58,244 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-09-22 14:33:58,264 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2024-09-22 14:33:58,323 INFO  L157   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-09-22 14:33:58,337 INFO  L335      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2024-09-22 14:33:58,342 INFO  L336      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;@2c67888c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-09-22 14:33:58,343 INFO  L337      AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2024-09-22 14:33:58,463 INFO  L399      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:33:58,470 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:33:58,471 INFO  L85        PathProgramCache]: Analyzing trace with hash 1104973994, now seen corresponding path program 1 times
[2024-09-22 14:33:58,479 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:33:58,480 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235226741]
[2024-09-22 14:33:58,480 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:33:58,480 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:33:58,633 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:33:59,012 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:33:59,013 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:33:59,013 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235226741]
[2024-09-22 14:33:59,013 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235226741] provided 1 perfect and 0 imperfect interpolant sequences
[2024-09-22 14:33:59,014 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-09-22 14:33:59,014 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-09-22 14:33:59,015 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084012895]
[2024-09-22 14:33:59,015 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-09-22 14:33:59,018 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-09-22 14:33:59,018 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:33:59,039 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-09-22 14:33:59,040 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-09-22 14:33:59,040 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:33:59,041 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:33:59,042 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-09-22 14:33:59,042 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:33:59,126 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:33:59,126 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-09-22 14:33:59,126 INFO  L399      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:33:59,127 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:33:59,127 INFO  L85        PathProgramCache]: Analyzing trace with hash -880676330, now seen corresponding path program 1 times
[2024-09-22 14:33:59,127 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:33:59,127 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062809200]
[2024-09-22 14:33:59,127 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:33:59,127 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:33:59,164 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:33:59,352 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:33:59,352 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:33:59,353 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062809200]
[2024-09-22 14:33:59,353 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062809200] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:33:59,353 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [612831737]
[2024-09-22 14:33:59,353 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:33:59,353 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:33:59,354 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:33:59,356 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:33:59,359 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-09-22 14:33:59,484 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:33:59,487 INFO  L262         TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 8 conjuncts are in the unsatisfiable core
[2024-09-22 14:33:59,492 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:33:59,628 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:33:59,629 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:33:59,779 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:33:59,780 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [612831737] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:33:59,780 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:33:59,780 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11
[2024-09-22 14:33:59,781 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724740816]
[2024-09-22 14:33:59,781 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:33:59,782 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-09-22 14:33:59,782 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:33:59,785 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-09-22 14:33:59,785 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132
[2024-09-22 14:33:59,786 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:33:59,787 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:33:59,787 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 12 states, 12 states have (on average 4.0) internal successors, (48), 11 states have internal predecessors, (48), 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)
[2024-09-22 14:33:59,788 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:33:59,788 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:33:59,899 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:33:59,899 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:33:59,916 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-09-22 14:34:00,100 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1
[2024-09-22 14:34:00,101 INFO  L399      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:34:00,101 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:34:00,101 INFO  L85        PathProgramCache]: Analyzing trace with hash 1988673066, now seen corresponding path program 2 times
[2024-09-22 14:34:00,102 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:34:00,102 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921664094]
[2024-09-22 14:34:00,102 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:34:00,102 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:34:00,140 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:00,806 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:00,806 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:34:00,807 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921664094]
[2024-09-22 14:34:00,807 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921664094] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:34:00,807 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1321494248]
[2024-09-22 14:34:00,807 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-09-22 14:34:00,807 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:00,808 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:34:00,809 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:34:00,810 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-09-22 14:34:00,887 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-09-22 14:34:00,888 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:34:00,889 INFO  L262         TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 18 conjuncts are in the unsatisfiable core
[2024-09-22 14:34:00,891 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:34:01,086 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3
[2024-09-22 14:34:01,130 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:01,133 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:34:01,310 INFO  L349             Elim1Store]: treesize reduction 5, result has 37.5 percent of original size
[2024-09-22 14:34:01,310 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 11
[2024-09-22 14:34:01,539 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:01,540 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1321494248] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:34:01,540 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:34:01,540 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 8] total 21
[2024-09-22 14:34:01,541 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752247922]
[2024-09-22 14:34:01,541 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:34:01,542 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 22 states
[2024-09-22 14:34:01,542 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:34:01,542 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants.
[2024-09-22 14:34:01,543 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462
[2024-09-22 14:34:01,543 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:01,543 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:34:01,544 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 22 states, 22 states have (on average 2.9545454545454546) internal successors, (65), 21 states have internal predecessors, (65), 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)
[2024-09-22 14:34:01,544 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:01,544 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:01,544 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:01,921 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:01,921 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:01,922 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:01,938 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-09-22 14:34:02,122 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:02,123 INFO  L399      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:34:02,123 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:34:02,123 INFO  L85        PathProgramCache]: Analyzing trace with hash 1802626050, now seen corresponding path program 1 times
[2024-09-22 14:34:02,123 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:34:02,124 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968803556]
[2024-09-22 14:34:02,124 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:34:02,124 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:34:02,167 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:03,597 INFO  L134       CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:03,598 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:34:03,599 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968803556]
[2024-09-22 14:34:03,599 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968803556] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:34:03,599 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [209967013]
[2024-09-22 14:34:03,599 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:34:03,600 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:03,600 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:34:03,602 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:34:03,603 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-09-22 14:34:03,679 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:03,681 INFO  L262         TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 23 conjuncts are in the unsatisfiable core
[2024-09-22 14:34:03,683 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:34:03,867 INFO  L134       CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-09-22 14:34:03,870 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:34:03,931 INFO  L349             Elim1Store]: treesize reduction 5, result has 37.5 percent of original size
[2024-09-22 14:34:03,932 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 12
[2024-09-22 14:34:03,961 INFO  L134       CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-09-22 14:34:03,963 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [209967013] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:34:03,963 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:34:03,963 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 5] total 21
[2024-09-22 14:34:03,964 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125137947]
[2024-09-22 14:34:03,964 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:34:03,964 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 22 states
[2024-09-22 14:34:03,964 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:34:03,965 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants.
[2024-09-22 14:34:03,965 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=412, Unknown=0, NotChecked=0, Total=462
[2024-09-22 14:34:03,965 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:03,966 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:34:03,966 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 22 states, 22 states have (on average 3.1363636363636362) internal successors, (69), 21 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)
[2024-09-22 14:34:03,966 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:03,966 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:03,968 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:03,968 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:04,661 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:04,661 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:04,661 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:04,662 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:04,678 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-09-22 14:34:04,866 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:04,867 INFO  L399      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:34:04,868 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:34:04,868 INFO  L85        PathProgramCache]: Analyzing trace with hash 433983276, now seen corresponding path program 2 times
[2024-09-22 14:34:04,868 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:34:04,868 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365603096]
[2024-09-22 14:34:04,868 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:34:04,868 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:34:04,893 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:05,170 INFO  L134       CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-09-22 14:34:05,170 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:34:05,171 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365603096]
[2024-09-22 14:34:05,171 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365603096] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:34:05,171 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1352405866]
[2024-09-22 14:34:05,171 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-09-22 14:34:05,171 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:05,171 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:34:05,173 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:34:05,175 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2024-09-22 14:34:05,264 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-09-22 14:34:05,264 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:34:05,266 INFO  L262         TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 16 conjuncts are in the unsatisfiable core
[2024-09-22 14:34:05,269 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:34:05,604 INFO  L134       CoverageAnalysis]: Checked inductivity of 74 backedges. 56 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-09-22 14:34:05,604 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:34:05,943 INFO  L134       CoverageAnalysis]: Checked inductivity of 74 backedges. 24 proven. 47 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-09-22 14:34:05,943 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1352405866] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:34:05,943 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:34:05,943 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 35
[2024-09-22 14:34:05,944 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318116373]
[2024-09-22 14:34:05,944 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:34:05,944 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 36 states
[2024-09-22 14:34:05,944 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:34:05,945 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants.
[2024-09-22 14:34:05,946 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=284, Invalid=976, Unknown=0, NotChecked=0, Total=1260
[2024-09-22 14:34:05,946 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:05,949 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:34:05,950 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 36 states, 36 states have (on average 3.5) internal successors, (126), 35 states have internal predecessors, (126), 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)
[2024-09-22 14:34:05,950 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:05,950 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:05,950 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:05,950 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:05,950 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:06,104 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:06,104 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:06,105 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:06,105 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:06,105 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:06,122 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0
[2024-09-22 14:34:06,305 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:06,306 INFO  L399      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:34:06,306 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:34:06,306 INFO  L85        PathProgramCache]: Analyzing trace with hash -2076658368, now seen corresponding path program 3 times
[2024-09-22 14:34:06,306 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:34:06,306 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989926637]
[2024-09-22 14:34:06,306 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:34:06,307 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:34:06,371 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:07,257 INFO  L134       CoverageAnalysis]: Checked inductivity of 80 backedges. 10 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:07,258 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:34:07,258 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989926637]
[2024-09-22 14:34:07,258 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989926637] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:34:07,259 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2011656147]
[2024-09-22 14:34:07,259 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-09-22 14:34:07,259 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:07,259 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:34:07,261 INFO  L229       MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:34:07,263 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-09-22 14:34:07,584 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s)
[2024-09-22 14:34:07,585 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:34:07,591 INFO  L262         TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 50 conjuncts are in the unsatisfiable core
[2024-09-22 14:34:07,594 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:34:07,721 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:34:07,754 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:34:08,244 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2024-09-22 14:34:08,254 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-09-22 14:34:08,254 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 43 treesize of output 33
[2024-09-22 14:34:08,357 INFO  L134       CoverageAnalysis]: Checked inductivity of 80 backedges. 37 proven. 38 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2024-09-22 14:34:08,358 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:34:09,557 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 104
[2024-09-22 14:34:09,579 INFO  L349             Elim1Store]: treesize reduction 18, result has 37.9 percent of original size
[2024-09-22 14:34:09,580 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 389 treesize of output 359
[2024-09-22 14:34:09,880 INFO  L134       CoverageAnalysis]: Checked inductivity of 80 backedges. 10 proven. 65 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2024-09-22 14:34:09,881 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [2011656147] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:34:09,881 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:34:09,881 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 16] total 46
[2024-09-22 14:34:09,881 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405042308]
[2024-09-22 14:34:09,881 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:34:09,882 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 47 states
[2024-09-22 14:34:09,882 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:34:09,883 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants.
[2024-09-22 14:34:09,884 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=361, Invalid=1801, Unknown=0, NotChecked=0, Total=2162
[2024-09-22 14:34:09,884 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:09,884 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:34:09,885 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 47 states, 47 states have (on average 2.7872340425531914) internal successors, (131), 46 states have internal predecessors, (131), 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)
[2024-09-22 14:34:09,885 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:09,885 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:09,885 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:09,885 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:09,885 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:09,885 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:10,519 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:10,519 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:10,519 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:10,520 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:10,520 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:10,520 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:10,532 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0
[2024-09-22 14:34:10,720 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:10,720 INFO  L399      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:34:10,721 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:34:10,721 INFO  L85        PathProgramCache]: Analyzing trace with hash 1697829292, now seen corresponding path program 4 times
[2024-09-22 14:34:10,721 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:34:10,721 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731971360]
[2024-09-22 14:34:10,721 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:34:10,721 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:34:10,764 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:12,082 INFO  L134       CoverageAnalysis]: Checked inductivity of 87 backedges. 3 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:12,082 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:34:12,082 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731971360]
[2024-09-22 14:34:12,082 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731971360] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:34:12,083 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1396776878]
[2024-09-22 14:34:12,083 INFO  L93    rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
[2024-09-22 14:34:12,083 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:12,083 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:34:12,085 INFO  L229       MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:34:12,088 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2024-09-22 14:34:12,190 INFO  L228   tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2024-09-22 14:34:12,190 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:34:12,192 INFO  L262         TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 31 conjuncts are in the unsatisfiable core
[2024-09-22 14:34:12,194 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:34:12,450 INFO  L134       CoverageAnalysis]: Checked inductivity of 87 backedges. 5 proven. 61 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked.
[2024-09-22 14:34:12,451 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:34:12,536 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-09-22 14:34:12,537 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 14
[2024-09-22 14:34:12,568 INFO  L134       CoverageAnalysis]: Checked inductivity of 87 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked.
[2024-09-22 14:34:12,568 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1396776878] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:34:12,568 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:34:12,568 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 10, 6] total 32
[2024-09-22 14:34:12,568 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450358458]
[2024-09-22 14:34:12,568 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:34:12,569 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 33 states
[2024-09-22 14:34:12,569 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:34:12,570 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants.
[2024-09-22 14:34:12,570 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=955, Unknown=0, NotChecked=0, Total=1056
[2024-09-22 14:34:12,570 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:12,570 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:34:12,571 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 33 states, 33 states have (on average 3.121212121212121) internal successors, (103), 32 states have internal predecessors, (103), 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)
[2024-09-22 14:34:12,571 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:12,571 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:12,571 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:12,571 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:12,571 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:12,571 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:12,571 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:13,254 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:13,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:13,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:13,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:13,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:13,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:13,255 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:34:13,267 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0
[2024-09-22 14:34:13,456 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6
[2024-09-22 14:34:13,456 INFO  L399      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:34:13,456 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:34:13,456 INFO  L85        PathProgramCache]: Analyzing trace with hash -171759572, now seen corresponding path program 5 times
[2024-09-22 14:34:13,456 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:34:13,457 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518672831]
[2024-09-22 14:34:13,457 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:34:13,457 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:34:13,536 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:15,148 INFO  L134       CoverageAnalysis]: Checked inductivity of 127 backedges. 11 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:15,148 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:34:15,148 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518672831]
[2024-09-22 14:34:15,148 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518672831] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:34:15,148 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [998570863]
[2024-09-22 14:34:15,148 INFO  L93    rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
[2024-09-22 14:34:15,149 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:15,149 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:34:15,150 INFO  L229       MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:34:15,151 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process
[2024-09-22 14:34:15,274 INFO  L228   tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s)
[2024-09-22 14:34:15,274 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:34:15,276 INFO  L262         TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 29 conjuncts are in the unsatisfiable core
[2024-09-22 14:34:15,278 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:34:15,501 INFO  L134       CoverageAnalysis]: Checked inductivity of 127 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked.
[2024-09-22 14:34:15,501 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:34:15,622 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-09-22 14:34:15,622 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 14
[2024-09-22 14:34:15,662 INFO  L134       CoverageAnalysis]: Checked inductivity of 127 backedges. 6 proven. 70 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked.
[2024-09-22 14:34:15,662 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [998570863] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:34:15,662 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:34:15,662 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 9, 8] total 35
[2024-09-22 14:34:15,662 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003448352]
[2024-09-22 14:34:15,663 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:34:15,663 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 36 states
[2024-09-22 14:34:15,663 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:34:15,664 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants.
[2024-09-22 14:34:15,665 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260
[2024-09-22 14:34:15,665 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:15,665 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:34:15,665 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 36 states, 36 states have (on average 3.3055555555555554) internal successors, (119), 35 states have internal predecessors, (119), 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)
[2024-09-22 14:34:15,665 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:15,665 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:15,665 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:15,666 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:15,666 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:15,666 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:15,666 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:34:15,666 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:16,512 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:16,513 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:16,513 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:16,513 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:16,513 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:16,513 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:16,513 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:34:16,513 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:34:16,526 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0
[2024-09-22 14:34:16,713 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:16,714 INFO  L399      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:34:16,714 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:34:16,714 INFO  L85        PathProgramCache]: Analyzing trace with hash 494087130, now seen corresponding path program 6 times
[2024-09-22 14:34:16,714 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:34:16,714 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285869151]
[2024-09-22 14:34:16,715 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:34:16,715 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:34:16,747 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:17,866 INFO  L134       CoverageAnalysis]: Checked inductivity of 197 backedges. 45 proven. 152 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:17,867 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:34:17,867 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285869151]
[2024-09-22 14:34:17,867 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285869151] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:34:17,867 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1386352784]
[2024-09-22 14:34:17,867 INFO  L93    rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE
[2024-09-22 14:34:17,867 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:17,867 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:34:17,868 INFO  L229       MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:34:17,869 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process
[2024-09-22 14:34:18,248 INFO  L228   tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s)
[2024-09-22 14:34:18,248 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:34:18,250 INFO  L262         TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 33 conjuncts are in the unsatisfiable core
[2024-09-22 14:34:18,252 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:34:18,279 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1
[2024-09-22 14:34:18,491 INFO  L134       CoverageAnalysis]: Checked inductivity of 197 backedges. 8 proven. 129 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked.
[2024-09-22 14:34:18,492 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:34:27,736 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37
[2024-09-22 14:34:27,742 INFO  L349             Elim1Store]: treesize reduction 5, result has 37.5 percent of original size
[2024-09-22 14:34:27,742 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 76
[2024-09-22 14:34:27,762 INFO  L134       CoverageAnalysis]: Checked inductivity of 197 backedges. 8 proven. 138 refuted. 15 times theorem prover too weak. 36 trivial. 0 not checked.
[2024-09-22 14:34:27,762 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1386352784] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:34:27,762 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:34:27,762 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 10, 16] total 48
[2024-09-22 14:34:27,763 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825744702]
[2024-09-22 14:34:27,763 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:34:27,765 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 49 states
[2024-09-22 14:34:27,765 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:34:27,766 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants.
[2024-09-22 14:34:27,767 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=2149, Unknown=7, NotChecked=0, Total=2352
[2024-09-22 14:34:27,767 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:27,767 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:34:27,767 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 49 states, 49 states have (on average 3.63265306122449) internal successors, (178), 48 states have internal predecessors, (178), 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)
[2024-09-22 14:34:27,767 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:27,767 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:27,767 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:27,768 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:27,768 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:27,768 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:27,768 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:34:27,768 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:34:27,768 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:28,775 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:28,776 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:28,776 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:28,776 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:28,776 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:28,776 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:28,777 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:34:28,777 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:34:28,777 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:34:28,792 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0
[2024-09-22 14:34:28,977 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:28,978 INFO  L399      AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:34:28,978 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:34:28,978 INFO  L85        PathProgramCache]: Analyzing trace with hash 1724168684, now seen corresponding path program 7 times
[2024-09-22 14:34:28,978 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:34:28,978 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836311915]
[2024-09-22 14:34:28,978 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:34:28,979 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:34:29,013 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:29,605 INFO  L134       CoverageAnalysis]: Checked inductivity of 284 backedges. 139 proven. 142 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-09-22 14:34:29,605 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:34:29,605 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836311915]
[2024-09-22 14:34:29,605 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836311915] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:34:29,606 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [309517663]
[2024-09-22 14:34:29,606 INFO  L93    rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY
[2024-09-22 14:34:29,606 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:29,606 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:34:29,608 INFO  L229       MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:34:29,609 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process
[2024-09-22 14:34:29,721 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:29,728 INFO  L262         TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 26 conjuncts are in the unsatisfiable core
[2024-09-22 14:34:29,733 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:34:30,511 INFO  L134       CoverageAnalysis]: Checked inductivity of 284 backedges. 226 proven. 55 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-09-22 14:34:30,511 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:34:31,241 INFO  L134       CoverageAnalysis]: Checked inductivity of 284 backedges. 165 proven. 116 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-09-22 14:34:31,241 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [309517663] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:34:31,241 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:34:31,241 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 65
[2024-09-22 14:34:31,242 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332993145]
[2024-09-22 14:34:31,242 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:34:31,243 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 66 states
[2024-09-22 14:34:31,243 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:34:31,245 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants.
[2024-09-22 14:34:31,246 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=894, Invalid=3396, Unknown=0, NotChecked=0, Total=4290
[2024-09-22 14:34:31,246 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:31,246 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:34:31,247 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 66 states, 66 states have (on average 3.3181818181818183) internal successors, (219), 65 states have internal predecessors, (219), 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)
[2024-09-22 14:34:31,247 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:31,247 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:31,247 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:31,247 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:31,248 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:31,248 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:31,248 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:34:31,248 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:34:31,248 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:34:31,248 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:31,416 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:31,416 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:31,416 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:31,416 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:31,416 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:31,416 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:31,416 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:34:31,416 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:34:31,416 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:34:31,418 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:34:31,436 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0
[2024-09-22 14:34:31,618 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9
[2024-09-22 14:34:31,618 INFO  L399      AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:34:31,619 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:34:31,619 INFO  L85        PathProgramCache]: Analyzing trace with hash -1579020288, now seen corresponding path program 8 times
[2024-09-22 14:34:31,619 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:34:31,619 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506287076]
[2024-09-22 14:34:31,619 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:34:31,619 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:34:31,679 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:33,590 INFO  L134       CoverageAnalysis]: Checked inductivity of 295 backedges. 15 proven. 280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:33,590 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:34:33,590 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506287076]
[2024-09-22 14:34:33,590 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506287076] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:34:33,590 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2134830985]
[2024-09-22 14:34:33,591 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-09-22 14:34:33,591 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:33,591 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:34:33,592 INFO  L229       MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:34:33,593 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process
[2024-09-22 14:34:33,718 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-09-22 14:34:33,719 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:34:33,721 INFO  L262         TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 62 conjuncts are in the unsatisfiable core
[2024-09-22 14:34:33,723 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:34:35,218 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3
[2024-09-22 14:34:35,281 INFO  L134       CoverageAnalysis]: Checked inductivity of 295 backedges. 19 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:35,281 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:34:35,990 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-09-22 14:34:35,991 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 13
[2024-09-22 14:34:37,716 INFO  L134       CoverageAnalysis]: Checked inductivity of 295 backedges. 10 proven. 285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:37,716 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [2134830985] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:34:37,716 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:34:37,716 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31, 32] total 93
[2024-09-22 14:34:37,717 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731014758]
[2024-09-22 14:34:37,717 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:34:37,717 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 94 states
[2024-09-22 14:34:37,717 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:34:37,718 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants.
[2024-09-22 14:34:37,720 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1308, Invalid=7434, Unknown=0, NotChecked=0, Total=8742
[2024-09-22 14:34:37,720 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:37,720 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:34:37,720 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 94 states, 94 states have (on average 2.606382978723404) internal successors, (245), 93 states have internal predecessors, (245), 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)
[2024-09-22 14:34:37,720 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:37,720 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:37,720 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:37,720 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:37,720 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:37,721 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:37,721 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:34:37,721 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:34:37,721 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:34:37,721 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:34:37,721 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:39,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:39,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:39,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:39,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:39,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:39,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:39,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:34:39,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:34:39,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:34:39,943 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:34:39,943 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:34:39,955 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0
[2024-09-22 14:34:40,143 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:40,143 INFO  L399      AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:34:40,144 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:34:40,144 INFO  L85        PathProgramCache]: Analyzing trace with hash -1783106304, now seen corresponding path program 9 times
[2024-09-22 14:34:40,144 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:34:40,144 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468761465]
[2024-09-22 14:34:40,144 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:34:40,144 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:34:40,203 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:41,698 INFO  L134       CoverageAnalysis]: Checked inductivity of 366 backedges. 130 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:41,698 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:34:41,698 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468761465]
[2024-09-22 14:34:41,698 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468761465] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:34:41,698 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [185108354]
[2024-09-22 14:34:41,698 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-09-22 14:34:41,698 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:41,698 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:34:41,699 INFO  L229       MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:34:41,700 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process
[2024-09-22 14:34:42,000 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s)
[2024-09-22 14:34:42,000 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:34:42,003 INFO  L262         TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 80 conjuncts are in the unsatisfiable core
[2024-09-22 14:34:42,007 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:34:42,325 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:34:42,363 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:34:43,573 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-09-22 14:34:43,573 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 76 treesize of output 82
[2024-09-22 14:34:43,605 WARN  L672   sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts.
[2024-09-22 14:34:43,724 INFO  L134       CoverageAnalysis]: Checked inductivity of 366 backedges. 155 proven. 165 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked.
[2024-09-22 14:34:43,724 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:34:48,655 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 182
[2024-09-22 14:34:48,691 INFO  L349             Elim1Store]: treesize reduction 30, result has 49.2 percent of original size
[2024-09-22 14:34:48,691 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 663 treesize of output 623
[2024-09-22 14:34:49,002 WARN  L672   sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts.
[2024-09-22 14:34:49,491 INFO  L134       CoverageAnalysis]: Checked inductivity of 366 backedges. 5 proven. 315 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked.
[2024-09-22 14:34:49,491 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [185108354] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:34:49,491 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:34:49,491 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 28, 28] total 87
[2024-09-22 14:34:49,492 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277912851]
[2024-09-22 14:34:49,492 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:34:49,492 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 88 states
[2024-09-22 14:34:49,492 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:34:49,493 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants.
[2024-09-22 14:34:49,495 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1004, Invalid=6651, Unknown=1, NotChecked=0, Total=7656
[2024-09-22 14:34:49,495 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:49,495 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:34:49,495 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 88 states, 88 states have (on average 2.647727272727273) internal successors, (233), 87 states have internal predecessors, (233), 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)
[2024-09-22 14:34:49,495 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:49,495 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:49,495 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:49,495 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:49,495 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:49,495 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:49,495 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:34:49,495 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:34:49,496 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:34:49,496 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:34:49,496 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:34:49,496 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:51,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:51,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:51,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:51,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:51,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:51,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:51,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:34:51,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:34:51,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:34:51,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:34:51,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:34:51,441 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:34:51,454 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0
[2024-09-22 14:34:51,641 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11
[2024-09-22 14:34:51,641 INFO  L399      AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:34:51,642 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:34:51,642 INFO  L85        PathProgramCache]: Analyzing trace with hash 1291335020, now seen corresponding path program 10 times
[2024-09-22 14:34:51,642 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:34:51,642 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529069057]
[2024-09-22 14:34:51,642 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:34:51,642 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:34:51,697 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:53,932 INFO  L134       CoverageAnalysis]: Checked inductivity of 379 backedges. 12 proven. 367 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:53,932 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:34:53,932 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529069057]
[2024-09-22 14:34:53,932 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529069057] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:34:53,932 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2134082806]
[2024-09-22 14:34:53,932 INFO  L93    rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
[2024-09-22 14:34:53,933 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:53,933 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:34:53,935 INFO  L229       MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:34:53,936 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process
[2024-09-22 14:34:54,080 INFO  L228   tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2024-09-22 14:34:54,080 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:34:54,084 INFO  L262         TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 73 conjuncts are in the unsatisfiable core
[2024-09-22 14:34:54,086 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:34:55,064 INFO  L134       CoverageAnalysis]: Checked inductivity of 379 backedges. 41 proven. 319 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.
[2024-09-22 14:34:55,064 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:34:55,294 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-09-22 14:34:55,294 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 14
[2024-09-22 14:34:55,348 INFO  L134       CoverageAnalysis]: Checked inductivity of 379 backedges. 11 proven. 259 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked.
[2024-09-22 14:34:55,348 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [2134082806] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:34:55,348 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:34:55,349 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 27, 12] total 67
[2024-09-22 14:34:55,349 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19043690]
[2024-09-22 14:34:55,349 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:34:55,349 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 68 states
[2024-09-22 14:34:55,349 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:34:55,350 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants.
[2024-09-22 14:34:55,351 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=282, Invalid=4274, Unknown=0, NotChecked=0, Total=4556
[2024-09-22 14:34:55,351 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:55,352 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:34:55,352 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 68 states, 68 states have (on average 2.911764705882353) internal successors, (198), 67 states have internal predecessors, (198), 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)
[2024-09-22 14:34:55,352 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:55,352 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:55,353 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:55,353 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:55,353 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:55,353 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:55,353 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:34:55,353 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:34:55,353 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:34:55,353 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:34:55,353 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:34:55,353 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:34:55,353 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:34:57,158 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:34:57,159 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:34:57,159 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:34:57,159 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:57,159 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:34:57,159 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:34:57,159 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:34:57,159 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:34:57,159 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:34:57,159 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:34:57,159 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:34:57,159 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:34:57,159 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:34:57,172 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0
[2024-09-22 14:34:57,360 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12
[2024-09-22 14:34:57,360 INFO  L399      AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:34:57,360 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:34:57,361 INFO  L85        PathProgramCache]: Analyzing trace with hash 1682648256, now seen corresponding path program 11 times
[2024-09-22 14:34:57,361 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:34:57,361 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820183429]
[2024-09-22 14:34:57,361 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:34:57,361 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:34:57,398 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:34:59,317 INFO  L134       CoverageAnalysis]: Checked inductivity of 464 backedges. 183 proven. 281 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:34:59,317 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:34:59,317 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820183429]
[2024-09-22 14:34:59,317 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820183429] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:34:59,318 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [663215418]
[2024-09-22 14:34:59,318 INFO  L93    rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
[2024-09-22 14:34:59,318 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:34:59,318 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:34:59,319 INFO  L229       MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:34:59,320 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process
[2024-09-22 14:34:59,584 INFO  L228   tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s)
[2024-09-22 14:34:59,584 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:34:59,587 INFO  L262         TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 87 conjuncts are in the unsatisfiable core
[2024-09-22 14:34:59,590 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:35:01,500 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3
[2024-09-22 14:35:01,547 INFO  L134       CoverageAnalysis]: Checked inductivity of 464 backedges. 22 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:35:01,547 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:35:02,264 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-09-22 14:35:02,264 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 14
[2024-09-22 14:35:03,721 INFO  L134       CoverageAnalysis]: Checked inductivity of 464 backedges. 10 proven. 454 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:35:03,721 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [663215418] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:35:03,721 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:35:03,721 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 38, 39] total 112
[2024-09-22 14:35:03,721 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370218733]
[2024-09-22 14:35:03,721 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:35:03,722 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 113 states
[2024-09-22 14:35:03,722 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:35:03,724 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants.
[2024-09-22 14:35:03,727 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=2372, Invalid=10284, Unknown=0, NotChecked=0, Total=12656
[2024-09-22 14:35:03,727 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:35:03,727 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:35:03,728 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 113 states, 113 states have (on average 2.5929203539823007) internal successors, (293), 112 states have internal predecessors, (293), 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)
[2024-09-22 14:35:03,728 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:35:03,728 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:35:03,728 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:35:03,728 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:03,728 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:35:03,728 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:03,728 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:35:03,728 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:35:03,728 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:03,729 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:35:03,729 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:35:03,729 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:03,729 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:35:03,729 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:35:06,423 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:35:06,423 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:35:06,423 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:35:06,423 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:06,423 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:35:06,423 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:06,423 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:35:06,423 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:35:06,423 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:06,423 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:35:06,423 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:35:06,424 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:06,424 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:35:06,424 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:35:06,437 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0
[2024-09-22 14:35:06,624 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13
[2024-09-22 14:35:06,624 INFO  L399      AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:35:06,625 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:35:06,625 INFO  L85        PathProgramCache]: Analyzing trace with hash -1510320064, now seen corresponding path program 12 times
[2024-09-22 14:35:06,625 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:35:06,625 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810712698]
[2024-09-22 14:35:06,625 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:35:06,625 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:35:06,682 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:35:09,435 INFO  L134       CoverageAnalysis]: Checked inductivity of 551 backedges. 234 proven. 317 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:35:09,436 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:35:09,436 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810712698]
[2024-09-22 14:35:09,436 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810712698] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:35:09,436 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2056317267]
[2024-09-22 14:35:09,436 INFO  L93    rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE
[2024-09-22 14:35:09,436 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:35:09,436 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:35:09,437 INFO  L229       MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:35:09,439 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process
[2024-09-22 14:35:10,785 INFO  L228   tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s)
[2024-09-22 14:35:10,785 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:35:10,789 INFO  L262         TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 91 conjuncts are in the unsatisfiable core
[2024-09-22 14:35:10,791 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:35:13,273 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3
[2024-09-22 14:35:13,331 INFO  L134       CoverageAnalysis]: Checked inductivity of 551 backedges. 23 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:35:13,331 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:35:14,271 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-09-22 14:35:14,271 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 14
[2024-09-22 14:35:16,077 INFO  L134       CoverageAnalysis]: Checked inductivity of 551 backedges. 16 proven. 535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:35:16,077 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [2056317267] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:35:16,078 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:35:16,078 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 41, 42] total 123
[2024-09-22 14:35:16,078 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246315064]
[2024-09-22 14:35:16,078 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:35:16,078 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 124 states
[2024-09-22 14:35:16,078 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:35:16,079 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants.
[2024-09-22 14:35:16,082 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=2828, Invalid=12424, Unknown=0, NotChecked=0, Total=15252
[2024-09-22 14:35:16,082 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:35:16,082 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:35:16,082 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 124 states, 124 states have (on average 2.556451612903226) internal successors, (317), 123 states have internal predecessors, (317), 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)
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:35:16,083 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:35:19,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:35:19,148 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:35:19,163 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0
[2024-09-22 14:35:19,349 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:35:19,349 INFO  L399      AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:35:19,349 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:35:19,349 INFO  L85        PathProgramCache]: Analyzing trace with hash -691362516, now seen corresponding path program 13 times
[2024-09-22 14:35:19,349 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:35:19,349 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494765110]
[2024-09-22 14:35:19,349 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:35:19,350 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:35:19,430 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:35:22,692 INFO  L134       CoverageAnalysis]: Checked inductivity of 663 backedges. 53 proven. 610 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:35:22,693 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:35:22,693 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494765110]
[2024-09-22 14:35:22,693 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494765110] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:35:22,693 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980452702]
[2024-09-22 14:35:22,693 INFO  L93    rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY
[2024-09-22 14:35:22,693 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:35:22,693 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:35:22,695 INFO  L229       MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:35:22,696 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process
[2024-09-22 14:35:22,844 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:35:22,846 INFO  L262         TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 91 conjuncts are in the unsatisfiable core
[2024-09-22 14:35:22,848 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:35:24,490 INFO  L134       CoverageAnalysis]: Checked inductivity of 663 backedges. 65 proven. 579 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.
[2024-09-22 14:35:24,490 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:35:24,888 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-09-22 14:35:24,888 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 14
[2024-09-22 14:35:24,950 INFO  L134       CoverageAnalysis]: Checked inductivity of 663 backedges. 15 proven. 477 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked.
[2024-09-22 14:35:24,950 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [980452702] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:35:24,950 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:35:24,950 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 37, 16] total 89
[2024-09-22 14:35:24,950 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108366269]
[2024-09-22 14:35:24,950 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:35:24,951 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 90 states
[2024-09-22 14:35:24,951 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:35:24,951 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants.
[2024-09-22 14:35:24,952 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=426, Invalid=7584, Unknown=0, NotChecked=0, Total=8010
[2024-09-22 14:35:24,952 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:35:24,953 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:35:24,953 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 90 states, 90 states have (on average 2.888888888888889) internal successors, (260), 89 states have internal predecessors, (260), 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)
[2024-09-22 14:35:24,953 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:35:24,953 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:35:24,953 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:35:24,953 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:24,953 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:35:24,953 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:24,953 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:35:24,953 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:35:24,953 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:24,953 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:35:24,954 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:35:24,954 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:24,954 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:35:24,954 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:35:24,954 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:35:24,954 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:35:27,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:35:27,641 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:35:27,654 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0
[2024-09-22 14:35:27,841 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15
[2024-09-22 14:35:27,841 INFO  L399      AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:35:27,862 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:35:27,862 INFO  L85        PathProgramCache]: Analyzing trace with hash 1560854656, now seen corresponding path program 14 times
[2024-09-22 14:35:27,862 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:35:27,863 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154127651]
[2024-09-22 14:35:27,863 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:35:27,863 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:35:27,917 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:35:30,329 INFO  L134       CoverageAnalysis]: Checked inductivity of 776 backedges. 369 proven. 407 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:35:30,329 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:35:30,329 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154127651]
[2024-09-22 14:35:30,329 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154127651] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:35:30,329 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1723833118]
[2024-09-22 14:35:30,330 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-09-22 14:35:30,330 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:35:30,330 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:35:30,332 INFO  L229       MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:35:30,335 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process
[2024-09-22 14:35:30,514 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-09-22 14:35:30,515 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:35:30,518 INFO  L262         TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 93 conjuncts are in the unsatisfiable core
[2024-09-22 14:35:30,521 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:35:33,188 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3
[2024-09-22 14:35:33,254 INFO  L134       CoverageAnalysis]: Checked inductivity of 776 backedges. 26 proven. 750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:35:33,254 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:35:34,643 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-09-22 14:35:34,643 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 13
[2024-09-22 14:35:37,679 INFO  L134       CoverageAnalysis]: Checked inductivity of 776 backedges. 10 proven. 766 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:35:37,679 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1723833118] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:35:37,679 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:35:37,679 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 48, 49] total 142
[2024-09-22 14:35:37,679 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404652029]
[2024-09-22 14:35:37,679 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:35:37,680 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 143 states
[2024-09-22 14:35:37,680 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:35:37,682 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 143 interpolants.
[2024-09-22 14:35:37,684 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3466, Invalid=16840, Unknown=0, NotChecked=0, Total=20306
[2024-09-22 14:35:37,684 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:35:37,684 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:35:37,685 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 143 states, 143 states have (on average 2.5524475524475525) internal successors, (365), 142 states have internal predecessors, (365), 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)
[2024-09-22 14:35:37,685 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:35:37,685 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:35:37,685 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:35:37,685 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:37,685 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:35:37,685 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:37,685 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:35:37,685 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:35:37,686 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:37,686 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:35:37,686 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:35:37,686 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:37,686 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:35:37,686 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:35:37,686 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:35:37,686 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:35:37,686 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:35:40,628 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:35:40,628 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:35:40,628 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:35:40,629 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:35:40,643 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0
[2024-09-22 14:35:40,830 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16
[2024-09-22 14:35:40,830 INFO  L399      AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:35:40,830 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:35:40,830 INFO  L85        PathProgramCache]: Analyzing trace with hash 1612386432, now seen corresponding path program 15 times
[2024-09-22 14:35:40,830 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:35:40,831 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890623551]
[2024-09-22 14:35:40,831 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:35:40,831 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:35:40,897 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:35:43,351 INFO  L134       CoverageAnalysis]: Checked inductivity of 887 backedges. 440 proven. 447 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:35:43,351 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:35:43,351 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890623551]
[2024-09-22 14:35:43,351 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890623551] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:35:43,351 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581626780]
[2024-09-22 14:35:43,352 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-09-22 14:35:43,352 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:35:43,352 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:35:43,353 INFO  L229       MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:35:43,356 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process
[2024-09-22 14:35:46,323 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s)
[2024-09-22 14:35:46,324 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:35:46,329 INFO  L262         TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 122 conjuncts are in the unsatisfiable core
[2024-09-22 14:35:46,332 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:35:46,888 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1
[2024-09-22 14:35:46,930 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1
[2024-09-22 14:35:46,974 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1
[2024-09-22 14:35:47,017 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1
[2024-09-22 14:35:49,238 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-09-22 14:35:49,238 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 109 treesize of output 106
[2024-09-22 14:35:49,282 WARN  L672   sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts.
[2024-09-22 14:35:49,290 WARN  L672   sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts.
[2024-09-22 14:35:49,308 WARN  L672   sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts.
[2024-09-22 14:35:49,451 INFO  L134       CoverageAnalysis]: Checked inductivity of 887 backedges. 2 proven. 785 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked.
[2024-09-22 14:35:49,451 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:35:58,687 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 397 treesize of output 379
[2024-09-22 14:35:58,871 INFO  L349             Elim1Store]: treesize reduction 40, result has 50.6 percent of original size
[2024-09-22 14:35:58,874 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 134579 treesize of output 131371
[2024-09-22 14:36:02,006 WARN  L672   sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts.
[2024-09-22 14:36:03,800 INFO  L134       CoverageAnalysis]: Checked inductivity of 887 backedges. 8 proven. 802 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked.
[2024-09-22 14:36:03,801 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [581626780] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:36:03,801 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:36:03,801 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 44, 44] total 136
[2024-09-22 14:36:03,801 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674411384]
[2024-09-22 14:36:03,801 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:36:03,801 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 137 states
[2024-09-22 14:36:03,801 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:36:03,802 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 137 interpolants.
[2024-09-22 14:36:03,803 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=2496, Invalid=16135, Unknown=1, NotChecked=0, Total=18632
[2024-09-22 14:36:03,804 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:36:03,804 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:36:03,804 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 137 states, 137 states have (on average 2.54014598540146) internal successors, (348), 136 states have internal predecessors, (348), 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)
[2024-09-22 14:36:03,804 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:36:03,804 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:36:03,804 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:36:03,804 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:36:03,804 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:36:03,804 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:36:03,804 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:36:03,804 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:36:03,804 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:36:03,805 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:36:03,805 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:36:03,805 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:36:03,805 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:36:03,805 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:36:03,805 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:36:03,805 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:36:03,805 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:36:03,805 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:36:07,460 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:36:07,460 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:36:07,460 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:36:07,460 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:36:07,460 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:36:07,460 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:36:07,460 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:36:07,460 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:36:07,460 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:36:07,460 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:36:07,460 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:36:07,461 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:36:07,461 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:36:07,461 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:36:07,461 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:36:07,461 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:36:07,461 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:36:07,462 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. 
[2024-09-22 14:36:07,478 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0
[2024-09-22 14:36:07,663 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17
[2024-09-22 14:36:07,663 INFO  L399      AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:36:07,663 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:36:07,663 INFO  L85        PathProgramCache]: Analyzing trace with hash 308780544, now seen corresponding path program 16 times
[2024-09-22 14:36:07,663 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:36:07,664 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577715465]
[2024-09-22 14:36:07,664 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:36:07,664 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:36:07,877 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:36:12,407 INFO  L134       CoverageAnalysis]: Checked inductivity of 928 backedges. 16 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:36:12,407 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:36:12,407 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577715465]
[2024-09-22 14:36:12,407 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577715465] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:36:12,408 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1152738387]
[2024-09-22 14:36:12,408 INFO  L93    rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
[2024-09-22 14:36:12,408 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:36:12,408 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:36:12,409 INFO  L229       MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:36:12,410 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process
[2024-09-22 14:36:12,593 INFO  L228   tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2024-09-22 14:36:12,593 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:36:12,596 INFO  L262         TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 107 conjuncts are in the unsatisfiable core
[2024-09-22 14:36:12,598 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:36:15,519 INFO  L134       CoverageAnalysis]: Checked inductivity of 928 backedges. 39 proven. 873 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2024-09-22 14:36:15,519 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:36:16,316 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-09-22 14:36:16,316 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 14
[2024-09-22 14:36:16,379 INFO  L134       CoverageAnalysis]: Checked inductivity of 928 backedges. 18 proven. 664 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked.
[2024-09-22 14:36:16,379 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1152738387] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:36:16,379 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:36:16,379 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 47, 20] total 110
[2024-09-22 14:36:16,379 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592975005]
[2024-09-22 14:36:16,379 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:36:16,380 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 111 states
[2024-09-22 14:36:16,380 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:36:16,381 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants.
[2024-09-22 14:36:16,382 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=495, Invalid=11715, Unknown=0, NotChecked=0, Total=12210
[2024-09-22 14:36:16,382 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:36:16,382 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:36:16,382 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 111 states, 111 states have (on average 2.81981981981982) internal successors, (313), 110 states have internal predecessors, (313), 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)
[2024-09-22 14:36:16,382 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. 
[2024-09-22 14:36:16,383 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:36:21,366 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:36:21,367 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. 
[2024-09-22 14:36:21,368 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:36:21,381 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0
[2024-09-22 14:36:21,568 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:36:21,568 INFO  L399      AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:36:21,568 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:36:21,568 INFO  L85        PathProgramCache]: Analyzing trace with hash 579068992, now seen corresponding path program 17 times
[2024-09-22 14:36:21,569 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:36:21,569 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607526923]
[2024-09-22 14:36:21,569 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:36:21,569 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:36:21,679 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:36:25,791 INFO  L134       CoverageAnalysis]: Checked inductivity of 1168 backedges. 619 proven. 549 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:36:25,791 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:36:25,792 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607526923]
[2024-09-22 14:36:25,792 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607526923] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:36:25,792 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1589182573]
[2024-09-22 14:36:25,792 INFO  L93    rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
[2024-09-22 14:36:25,792 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:36:25,792 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:36:25,793 INFO  L229       MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:36:25,794 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process
[2024-09-22 14:36:27,418 INFO  L228   tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s)
[2024-09-22 14:36:27,418 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:36:27,425 INFO  L262         TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 81 conjuncts are in the unsatisfiable core
[2024-09-22 14:36:27,428 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:36:31,653 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-09-22 14:36:31,653 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 15
[2024-09-22 14:36:31,830 INFO  L134       CoverageAnalysis]: Checked inductivity of 1168 backedges. 237 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:36:31,830 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:36:33,528 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-09-22 14:36:33,529 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 14
[2024-09-22 14:36:36,733 INFO  L134       CoverageAnalysis]: Checked inductivity of 1168 backedges. 161 proven. 1007 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:36:36,733 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1589182573] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:36:36,733 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:36:36,733 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 59, 59] total 175
[2024-09-22 14:36:36,733 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667415658]
[2024-09-22 14:36:36,733 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:36:36,734 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 176 states
[2024-09-22 14:36:36,734 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:36:36,735 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 176 interpolants.
[2024-09-22 14:36:36,736 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5413, Invalid=25387, Unknown=0, NotChecked=0, Total=30800
[2024-09-22 14:36:36,736 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:36:36,736 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:36:36,737 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 176 states, 176 states have (on average 2.4829545454545454) internal successors, (437), 175 states have internal predecessors, (437), 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)
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:36:36,737 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:36:36,738 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:36:36,738 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:36:36,738 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:36:36,738 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. 
[2024-09-22 14:36:36,738 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:36:36,738 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:36:38,244 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:36:38,244 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:36:38,244 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:36:38,244 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:36:38,244 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:36:38,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. 
[2024-09-22 14:36:38,263 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0
[2024-09-22 14:36:38,446 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19
[2024-09-22 14:36:38,446 INFO  L399      AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:36:38,446 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:36:38,446 INFO  L85        PathProgramCache]: Analyzing trace with hash -159911764, now seen corresponding path program 18 times
[2024-09-22 14:36:38,446 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:36:38,446 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374699816]
[2024-09-22 14:36:38,447 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:36:38,447 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:36:38,583 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:36:42,580 INFO  L134       CoverageAnalysis]: Checked inductivity of 1191 backedges. 15 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:36:42,580 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:36:42,581 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374699816]
[2024-09-22 14:36:42,581 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374699816] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:36:42,581 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [275975456]
[2024-09-22 14:36:42,581 INFO  L93    rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE
[2024-09-22 14:36:42,581 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:36:42,581 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:36:42,582 INFO  L229       MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:36:42,583 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process
[2024-09-22 14:36:47,035 INFO  L228   tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 23 check-sat command(s)
[2024-09-22 14:36:47,035 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:36:47,043 INFO  L262         TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 57 conjuncts are in the unsatisfiable core
[2024-09-22 14:36:47,045 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:36:47,109 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1
[2024-09-22 14:36:48,177 INFO  L134       CoverageAnalysis]: Checked inductivity of 1191 backedges. 21 proven. 879 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked.
[2024-09-22 14:36:48,177 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:37:04,055 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37
[2024-09-22 14:37:04,060 INFO  L349             Elim1Store]: treesize reduction 5, result has 37.5 percent of original size
[2024-09-22 14:37:04,060 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 76
[2024-09-22 14:37:04,091 INFO  L134       CoverageAnalysis]: Checked inductivity of 1191 backedges. 21 proven. 902 refuted. 15 times theorem prover too weak. 253 trivial. 0 not checked.
[2024-09-22 14:37:04,091 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [275975456] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:37:04,092 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:37:04,092 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 22, 28] total 107
[2024-09-22 14:37:04,092 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802674860]
[2024-09-22 14:37:04,092 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:37:04,092 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 108 states
[2024-09-22 14:37:04,092 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:37:04,093 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants.
[2024-09-22 14:37:04,094 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=628, Invalid=10918, Unknown=10, NotChecked=0, Total=11556
[2024-09-22 14:37:04,094 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:37:04,094 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:37:04,095 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 108 states, 108 states have (on average 3.5277777777777777) internal successors, (381), 107 states have internal predecessors, (381), 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)
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:37:04,095 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:37:04,096 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. 
[2024-09-22 14:37:04,096 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:37:04,096 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. 
[2024-09-22 14:37:04,096 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:37:07,165 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:37:07,165 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:37:07,166 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. 
[2024-09-22 14:37:07,167 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. 
[2024-09-22 14:37:07,189 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0
[2024-09-22 14:37:07,367 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:37:07,368 INFO  L399      AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:37:07,368 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:37:07,368 INFO  L85        PathProgramCache]: Analyzing trace with hash -1286137556, now seen corresponding path program 19 times
[2024-09-22 14:37:07,368 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:37:07,368 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016794479]
[2024-09-22 14:37:07,368 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:37:07,368 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:37:07,452 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:37:12,127 INFO  L134       CoverageAnalysis]: Checked inductivity of 1327 backedges. 20 proven. 1307 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:37:12,128 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:37:12,128 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016794479]
[2024-09-22 14:37:12,128 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016794479] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:37:12,128 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [685830847]
[2024-09-22 14:37:12,128 INFO  L93    rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY
[2024-09-22 14:37:12,128 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:37:12,129 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:37:12,130 INFO  L229       MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:37:12,132 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process
[2024-09-22 14:37:12,341 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:37:12,345 INFO  L262         TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 125 conjuncts are in the unsatisfiable core
[2024-09-22 14:37:12,349 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:37:16,428 INFO  L134       CoverageAnalysis]: Checked inductivity of 1327 backedges. 49 proven. 1262 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2024-09-22 14:37:16,428 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:37:17,550 INFO  L349             Elim1Store]: treesize reduction 5, result has 50.0 percent of original size
[2024-09-22 14:37:17,551 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 14
[2024-09-22 14:37:17,624 INFO  L134       CoverageAnalysis]: Checked inductivity of 1327 backedges. 22 proven. 990 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked.
[2024-09-22 14:37:17,624 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [685830847] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:37:17,624 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:37:17,625 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 56, 24] total 130
[2024-09-22 14:37:17,625 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272494869]
[2024-09-22 14:37:17,625 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:37:17,625 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 131 states
[2024-09-22 14:37:17,625 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:37:17,626 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 131 interpolants.
[2024-09-22 14:37:17,627 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=690, Invalid=16340, Unknown=0, NotChecked=0, Total=17030
[2024-09-22 14:37:17,628 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:37:17,628 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:37:17,628 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 131 states, 131 states have (on average 2.8473282442748094) internal successors, (373), 130 states have internal predecessors, (373), 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)
[2024-09-22 14:37:17,628 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:37:17,628 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:37:17,628 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:37:17,628 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:37:17,628 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:37:17,628 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:37:17,628 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:37:17,628 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:37:17,628 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:37:17,628 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:37:17,629 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:37:17,629 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:37:17,629 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:37:17,629 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:37:17,629 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:37:17,629 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:37:17,629 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:37:17,629 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. 
[2024-09-22 14:37:17,629 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:37:17,629 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. 
[2024-09-22 14:37:17,629 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. 
[2024-09-22 14:37:17,629 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:37:23,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:37:23,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:37:23,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. 
[2024-09-22 14:37:23,779 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. 
[2024-09-22 14:37:23,780 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. 
[2024-09-22 14:37:23,795 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0
[2024-09-22 14:37:23,980 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21
[2024-09-22 14:37:23,980 INFO  L399      AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:37:23,980 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:37:23,981 INFO  L85        PathProgramCache]: Analyzing trace with hash -1656103444, now seen corresponding path program 20 times
[2024-09-22 14:37:23,981 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:37:23,981 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902672169]
[2024-09-22 14:37:23,981 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:37:23,981 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:37:24,019 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:37:25,617 INFO  L134       CoverageAnalysis]: Checked inductivity of 1614 backedges. 1067 proven. 544 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-09-22 14:37:25,617 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:37:25,617 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902672169]
[2024-09-22 14:37:25,617 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902672169] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:37:25,617 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [335454127]
[2024-09-22 14:37:25,618 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-09-22 14:37:25,618 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:37:25,618 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:37:25,619 INFO  L229       MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:37:25,619 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process
[2024-09-22 14:37:25,813 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-09-22 14:37:25,813 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:37:25,816 INFO  L262         TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 56 conjuncts are in the unsatisfiable core
[2024-09-22 14:37:25,819 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:37:28,389 INFO  L134       CoverageAnalysis]: Checked inductivity of 1614 backedges. 1286 proven. 325 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-09-22 14:37:28,389 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:37:31,277 INFO  L134       CoverageAnalysis]: Checked inductivity of 1614 backedges. 1137 proven. 474 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-09-22 14:37:31,277 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [335454127] provided 0 perfect and 2 imperfect interpolant sequences
[2024-09-22 14:37:31,277 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-09-22 14:37:31,277 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 53, 53] total 155
[2024-09-22 14:37:31,278 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59294113]
[2024-09-22 14:37:31,278 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-09-22 14:37:31,278 INFO  L551      AbstractCegarLoop]: INTERPOLANT automaton has 156 states
[2024-09-22 14:37:31,278 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-09-22 14:37:31,280 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 156 interpolants.
[2024-09-22 14:37:31,283 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=4839, Invalid=19341, Unknown=0, NotChecked=0, Total=24180
[2024-09-22 14:37:31,283 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:37:31,283 INFO  L474      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-09-22 14:37:31,283 INFO  L475      AbstractCegarLoop]: INTERPOLANT automaton has  has 156 states, 156 states have (on average 3.0961538461538463) internal successors, (483), 155 states have internal predecessors, (483), 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)
[2024-09-22 14:37:31,284 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:37:31,284 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:37:31,284 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:37:31,284 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:37:31,284 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:37:31,284 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:37:31,284 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:37:31,284 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:37:31,284 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:37:31,285 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:37:31,285 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:37:31,285 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:37:31,285 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:37:31,285 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:37:31,285 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:37:31,285 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:37:31,285 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:37:31,285 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. 
[2024-09-22 14:37:31,285 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:37:31,286 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. 
[2024-09-22 14:37:31,286 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. 
[2024-09-22 14:37:31,286 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. 
[2024-09-22 14:37:31,286 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-09-22 14:37:31,509 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-09-22 14:37:31,509 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-09-22 14:37:31,509 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-09-22 14:37:31,509 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:37:31,509 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-09-22 14:37:31,509 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-09-22 14:37:31,509 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-09-22 14:37:31,509 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2024-09-22 14:37:31,509 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:37:31,509 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-09-22 14:37:31,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2024-09-22 14:37:31,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2024-09-22 14:37:31,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. 
[2024-09-22 14:37:31,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2024-09-22 14:37:31,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. 
[2024-09-22 14:37:31,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2024-09-22 14:37:31,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:37:31,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. 
[2024-09-22 14:37:31,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2024-09-22 14:37:31,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. 
[2024-09-22 14:37:31,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. 
[2024-09-22 14:37:31,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. 
[2024-09-22 14:37:31,511 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. 
[2024-09-22 14:37:31,525 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0
[2024-09-22 14:37:31,712 WARN  L456      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22
[2024-09-22 14:37:31,712 INFO  L399      AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-09-22 14:37:31,712 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-09-22 14:37:31,712 INFO  L85        PathProgramCache]: Analyzing trace with hash -97478656, now seen corresponding path program 21 times
[2024-09-22 14:37:31,712 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-09-22 14:37:31,713 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681500299]
[2024-09-22 14:37:31,713 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-09-22 14:37:31,713 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-09-22 14:37:31,794 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-09-22 14:37:35,620 INFO  L134       CoverageAnalysis]: Checked inductivity of 1640 backedges. 933 proven. 707 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-09-22 14:37:35,620 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-09-22 14:37:35,621 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681500299]
[2024-09-22 14:37:35,621 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681500299] provided 0 perfect and 1 imperfect interpolant sequences
[2024-09-22 14:37:35,621 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1346997610]
[2024-09-22 14:37:35,621 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-09-22 14:37:35,621 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-09-22 14:37:35,621 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-09-22 14:37:35,622 INFO  L229       MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-09-22 14:37:35,623 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process
[2024-09-22 14:37:46,081 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s)
[2024-09-22 14:37:46,081 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-09-22 14:37:46,090 INFO  L262         TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 166 conjuncts are in the unsatisfiable core
[2024-09-22 14:37:46,095 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2024-09-22 14:37:46,644 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:37:46,687 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:37:46,731 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:37:46,773 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:37:46,818 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:37:46,862 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:37:46,905 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:37:46,950 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:37:46,998 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:37:47,045 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:37:47,091 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:37:47,141 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1
[2024-09-22 14:37:51,148 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-09-22 14:37:51,149 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 66 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 142 treesize of output 160
[2024-09-22 14:37:51,183 WARN  L672   sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts.
[2024-09-22 14:37:51,192 WARN  L672   sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts.
[2024-09-22 14:37:51,207 WARN  L672   sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts.
[2024-09-22 14:37:51,231 WARN  L672   sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts.
[2024-09-22 14:37:51,276 WARN  L672   sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts.
[2024-09-22 14:37:51,391 WARN  L672   sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts.
[2024-09-22 14:37:51,642 WARN  L672   sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts.
[2024-09-22 14:37:51,784 INFO  L134       CoverageAnalysis]: Checked inductivity of 1640 backedges. 133 proven. 1320 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked.
[2024-09-22 14:37:51,784 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2024-09-22 14:38:15,458 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1404 treesize of output 1378
Killed by 15