./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version b86fb0b7
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )

 --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5772eac83993f999ed7a0d2c72e283c734e18136b4020af8f8e407255c20c04 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml
--- Real Ultimate output ---
This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m
[2024-10-18 04:48:35,685 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-10-18 04:48:35,755 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2024-10-18 04:48:35,762 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-10-18 04:48:35,764 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-10-18 04:48:35,814 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-10-18 04:48:35,817 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-10-18 04:48:35,817 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-10-18 04:48:35,818 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-10-18 04:48:35,819 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-10-18 04:48:35,820 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-10-18 04:48:35,821 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-10-18 04:48:35,821 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-10-18 04:48:35,822 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-10-18 04:48:35,822 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-10-18 04:48:35,822 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-10-18 04:48:35,822 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-10-18 04:48:35,823 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-10-18 04:48:35,823 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-10-18 04:48:35,823 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-10-18 04:48:35,824 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-10-18 04:48:35,828 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-10-18 04:48:35,828 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-10-18 04:48:35,829 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-10-18 04:48:35,830 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-10-18 04:48:35,830 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-10-18 04:48:35,830 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-10-18 04:48:35,831 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-10-18 04:48:35,831 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-10-18 04:48:35,831 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-10-18 04:48:35,832 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-18 04:48:35,832 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-10-18 04:48:35,833 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-10-18 04:48:35,833 INFO  L153        SettingsManager]:  * DFS Order used in POR=LOOP_LOCKSTEP
[2024-10-18 04:48:35,834 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-10-18 04:48:35,834 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-10-18 04:48:35,834 INFO  L153        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-10-18 04:48:35,835 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-10-18 04:48:35,835 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-10-18 04:48:35,835 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-10-18 04:48:35,835 INFO  L153        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-10-18 04:48:35,836 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 -> d5772eac83993f999ed7a0d2c72e283c734e18136b4020af8f8e407255c20c04
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> COUNTEREXAMPLE
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Probability for random criterion as percentage -> 50
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Seed for random criterion -> 213
[2024-10-18 04:48:36,106 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-10-18 04:48:36,136 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-10-18 04:48:36,140 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-10-18 04:48:36,142 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-10-18 04:48:36,143 INFO  L274        PluginConnector]: CDTParser initialized
[2024-10-18 04:48:36,144 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i
[2024-10-18 04:48:37,698 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-10-18 04:48:37,954 INFO  L384              CDTParser]: Found 1 translation units.
[2024-10-18 04:48:37,954 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i
[2024-10-18 04:48:37,979 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/78ef5b509/2094f6c7b726496ea6e6b18771b4656d/FLAGf0cedf843
[2024-10-18 04:48:37,996 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/78ef5b509/2094f6c7b726496ea6e6b18771b4656d
[2024-10-18 04:48:37,998 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-10-18 04:48:37,999 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-10-18 04:48:38,000 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-10-18 04:48:38,002 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-10-18 04:48:38,009 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-10-18 04:48:38,010 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 04:48:37" (1/1) ...
[2024-10-18 04:48:38,011 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f01b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38, skipping insertion in model container
[2024-10-18 04:48:38,011 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 04:48:37" (1/1) ...
[2024-10-18 04:48:38,060 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-10-18 04:48:38,274 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i[1087,1100]
[2024-10-18 04:48:38,571 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-10-18 04:48:38,589 INFO  L200         MainTranslator]: Completed pre-run
[2024-10-18 04:48:38,603 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i[1087,1100]
[2024-10-18 04:48:38,650 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-10-18 04:48:38,720 INFO  L204         MainTranslator]: Completed translation
[2024-10-18 04:48:38,721 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38 WrapperNode
[2024-10-18 04:48:38,721 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-10-18 04:48:38,722 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-10-18 04:48:38,723 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-10-18 04:48:38,724 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-10-18 04:48:38,730 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38" (1/1) ...
[2024-10-18 04:48:38,749 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38" (1/1) ...
[2024-10-18 04:48:38,779 INFO  L138                Inliner]: procedures = 271, calls = 37, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100
[2024-10-18 04:48:38,781 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-10-18 04:48:38,782 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-10-18 04:48:38,782 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-10-18 04:48:38,782 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-10-18 04:48:38,791 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38" (1/1) ...
[2024-10-18 04:48:38,792 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38" (1/1) ...
[2024-10-18 04:48:38,797 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38" (1/1) ...
[2024-10-18 04:48:38,797 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38" (1/1) ...
[2024-10-18 04:48:38,813 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38" (1/1) ...
[2024-10-18 04:48:38,817 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38" (1/1) ...
[2024-10-18 04:48:38,821 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38" (1/1) ...
[2024-10-18 04:48:38,824 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38" (1/1) ...
[2024-10-18 04:48:38,829 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-10-18 04:48:38,831 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-10-18 04:48:38,831 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-10-18 04:48:38,831 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-10-18 04:48:38,832 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38" (1/1) ...
[2024-10-18 04:48:38,841 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-18 04:48:38,853 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-18 04:48:38,871 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2024-10-18 04:48:38,875 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2024-10-18 04:48:38,924 INFO  L130     BoogieDeclarations]: Found specification of procedure generate
[2024-10-18 04:48:38,924 INFO  L138     BoogieDeclarations]: Found implementation of procedure generate
[2024-10-18 04:48:38,924 INFO  L130     BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock
[2024-10-18 04:48:38,925 INFO  L130     BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2024-10-18 04:48:38,926 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-10-18 04:48:38,926 INFO  L130     BoogieDeclarations]: Found specification of procedure dispose
[2024-10-18 04:48:38,926 INFO  L138     BoogieDeclarations]: Found implementation of procedure dispose
[2024-10-18 04:48:38,926 INFO  L130     BoogieDeclarations]: Found specification of procedure process
[2024-10-18 04:48:38,927 INFO  L138     BoogieDeclarations]: Found implementation of procedure process
[2024-10-18 04:48:38,927 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-10-18 04:48:38,928 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-10-18 04:48:38,929 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-10-18 04:48:38,930 WARN  L207             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-10-18 04:48:39,260 INFO  L238             CfgBuilder]: Building ICFG
[2024-10-18 04:48:39,262 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-10-18 04:48:39,532 INFO  L283             CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-10-18 04:48:39,532 INFO  L287             CfgBuilder]: Performing block encoding
[2024-10-18 04:48:39,695 INFO  L309             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-10-18 04:48:39,699 INFO  L314             CfgBuilder]: Removed 4 assume(true) statements.
[2024-10-18 04:48:39,700 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 04:48:39 BoogieIcfgContainer
[2024-10-18 04:48:39,700 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-10-18 04:48:39,703 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-10-18 04:48:39,703 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-10-18 04:48:39,707 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-10-18 04:48:39,708 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 04:48:37" (1/3) ...
[2024-10-18 04:48:39,708 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70e961a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 04:48:39, skipping insertion in model container
[2024-10-18 04:48:39,709 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 04:48:38" (2/3) ...
[2024-10-18 04:48:39,709 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70e961a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 04:48:39, skipping insertion in model container
[2024-10-18 04:48:39,709 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 04:48:39" (3/3) ...
[2024-10-18 04:48:39,710 INFO  L112   eAbstractionObserver]: Analyzing ICFG 13-privatized_04-priv_multi_true.i
[2024-10-18 04:48:39,729 INFO  L209   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-10-18 04:48:39,729 INFO  L149   ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-10-18 04:48:39,729 INFO  L484   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-10-18 04:48:39,782 INFO  L143    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-10-18 04:48:39,834 INFO  L106   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-10-18 04:48:39,835 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-10-18 04:48:39,835 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-18 04:48:39,837 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-10-18 04:48:39,839 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2024-10-18 04:48:39,967 INFO  L194   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-10-18 04:48:39,988 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:48:39,992 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == disposeThread1of1ForFork2 ========
[2024-10-18 04:48:39,998 INFO  L333      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7833204d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=RANDOM, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false
[2024-10-18 04:48:39,999 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-10-18 04:48:41,707 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [disposeErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-18 04:48:41,711 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:48:41,711 INFO  L85        PathProgramCache]: Analyzing trace with hash 758845637, now seen corresponding path program 1 times
[2024-10-18 04:48:41,720 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:48:41,721 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129441094]
[2024-10-18 04:48:41,722 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:41,722 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:41,969 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:42,226 INFO  L134       CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.
[2024-10-18 04:48:42,226 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:48:42,226 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129441094]
[2024-10-18 04:48:42,227 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129441094] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-18 04:48:42,227 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-18 04:48:42,227 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-10-18 04:48:42,231 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561196524]
[2024-10-18 04:48:42,231 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-18 04:48:42,238 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-18 04:48:42,238 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:48:42,265 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-18 04:48:42,266 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-18 04:48:42,268 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:42,271 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:48:42,272 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 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)
[2024-10-18 04:48:42,272 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:42,788 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:42,789 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-10-18 04:48:42,789 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [disposeErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-18 04:48:42,863 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:48:42,864 INFO  L85        PathProgramCache]: Analyzing trace with hash 809496849, now seen corresponding path program 1 times
[2024-10-18 04:48:42,865 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:48:42,865 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801026650]
[2024-10-18 04:48:42,865 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:42,866 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:42,904 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:43,118 INFO  L134       CoverageAnalysis]: Checked inductivity of 61 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked.
[2024-10-18 04:48:43,119 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:48:43,119 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801026650]
[2024-10-18 04:48:43,119 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801026650] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-18 04:48:43,119 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-18 04:48:43,120 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-10-18 04:48:43,120 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539819456]
[2024-10-18 04:48:43,120 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-18 04:48:43,121 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-18 04:48:43,122 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:48:43,122 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-18 04:48:43,123 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-18 04:48:43,123 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:43,123 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:48:43,124 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:48:43,124 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:43,124 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:43,498 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:43,499 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:43,499 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-10-18 04:48:43,499 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [disposeErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-18 04:48:43,683 INFO  L349             Elim1Store]: treesize reduction 7, result has 36.4 percent of original size
[2024-10-18 04:48:43,684 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 288 treesize of output 264
[2024-10-18 04:48:43,786 INFO  L85        PathProgramCache]: Analyzing trace with hash -1419433507, now seen corresponding path program 1 times
[2024-10-18 04:48:43,787 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:43,787 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:43,825 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:44,058 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-10-18 04:48:44,059 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:44,059 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:44,088 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:44,246 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-10-18 04:48:44,247 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-10-18 04:48:44,250 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-10-18 04:48:44,250 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-10-18 04:48:44,250 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:44,250 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:48:44,251 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:48:44,251 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:44,251 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:44,251 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:44,707 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:44,707 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:44,708 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:44,709 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,SelfDestructingSolverStorable2
[2024-10-18 04:48:44,709 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [disposeErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-18 04:48:44,828 INFO  L349             Elim1Store]: treesize reduction 7, result has 36.4 percent of original size
[2024-10-18 04:48:44,828 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 568 treesize of output 520
[2024-10-18 04:48:44,898 INFO  L85        PathProgramCache]: Analyzing trace with hash 962028015, now seen corresponding path program 1 times
[2024-10-18 04:48:44,899 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:44,899 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:44,930 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:45,037 INFO  L134       CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.
[2024-10-18 04:48:45,038 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:45,038 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:45,063 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:45,161 INFO  L134       CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.
[2024-10-18 04:48:45,161 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-18 04:48:45,162 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-18 04:48:45,162 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2024-10-18 04:48:45,163 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:45,163 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:48:45,163 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:48:45,163 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:45,163 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:45,163 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:45,164 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:45,841 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:45,841 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:45,842 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:45,842 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:45,842 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable5
[2024-10-18 04:48:45,843 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [disposeErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-18 04:48:46,023 INFO  L349             Elim1Store]: treesize reduction 7, result has 36.4 percent of original size
[2024-10-18 04:48:46,023 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 550 treesize of output 502
[2024-10-18 04:48:46,109 INFO  L85        PathProgramCache]: Analyzing trace with hash -1987444329, now seen corresponding path program 1 times
[2024-10-18 04:48:46,110 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:46,110 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:46,167 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:46,351 INFO  L134       CoverageAnalysis]: Checked inductivity of 47 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked.
[2024-10-18 04:48:46,351 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:46,351 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:46,391 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:46,552 INFO  L134       CoverageAnalysis]: Checked inductivity of 47 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked.
[2024-10-18 04:48:46,697 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 506 treesize of output 458
[2024-10-18 04:48:46,740 INFO  L85        PathProgramCache]: Analyzing trace with hash 1673191316, now seen corresponding path program 1 times
[2024-10-18 04:48:46,741 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:46,741 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:46,787 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:46,936 INFO  L134       CoverageAnalysis]: Checked inductivity of 98 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked.
[2024-10-18 04:48:46,937 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:46,937 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:46,985 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:47,170 INFO  L134       CoverageAnalysis]: Checked inductivity of 98 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked.
[2024-10-18 04:48:47,171 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-10-18 04:48:47,172 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-10-18 04:48:47,173 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110
[2024-10-18 04:48:47,173 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:47,173 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:48:47,174 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:48:47,174 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:47,174 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:47,175 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:47,175 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:47,175 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:47,291 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:47,291 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:47,291 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:47,291 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:47,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:47,292 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable9
[2024-10-18 04:48:47,292 INFO  L396      AbstractCegarLoop]: === Iteration 6 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [disposeErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-18 04:48:47,392 INFO  L349             Elim1Store]: treesize reduction 7, result has 36.4 percent of original size
[2024-10-18 04:48:47,393 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 550 treesize of output 502
[2024-10-18 04:48:47,452 INFO  L85        PathProgramCache]: Analyzing trace with hash -1305752830, now seen corresponding path program 1 times
[2024-10-18 04:48:47,452 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:47,453 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:47,483 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:47,679 INFO  L134       CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-10-18 04:48:47,679 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:47,680 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:47,724 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:47,900 INFO  L134       CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-10-18 04:48:48,011 INFO  L349             Elim1Store]: treesize reduction 7, result has 36.4 percent of original size
[2024-10-18 04:48:48,012 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 532 treesize of output 484
[2024-10-18 04:48:48,057 INFO  L85        PathProgramCache]: Analyzing trace with hash 54685614, now seen corresponding path program 1 times
[2024-10-18 04:48:48,057 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:48,058 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:48,088 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:48,215 INFO  L134       CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked.
[2024-10-18 04:48:48,216 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:48,216 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:48,247 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:48,395 INFO  L134       CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked.
[2024-10-18 04:48:48,421 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:48:48,422 INFO  L85        PathProgramCache]: Analyzing trace with hash 1124077528, now seen corresponding path program 1 times
[2024-10-18 04:48:48,422 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:48:48,422 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185269110]
[2024-10-18 04:48:48,422 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:48,422 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:48,467 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:48,613 INFO  L134       CoverageAnalysis]: Checked inductivity of 685 backedges. 232 proven. 2 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked.
[2024-10-18 04:48:48,613 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:48:48,613 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185269110]
[2024-10-18 04:48:48,613 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185269110] provided 0 perfect and 1 imperfect interpolant sequences
[2024-10-18 04:48:48,614 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1226039558]
[2024-10-18 04:48:48,614 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:48,614 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-10-18 04:48:48,614 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-18 04:48:48,634 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)
[2024-10-18 04:48:48,635 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-10-18 04:48:48,916 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:48,922 INFO  L255         TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-10-18 04:48:48,935 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-10-18 04:48:48,975 INFO  L134       CoverageAnalysis]: Checked inductivity of 685 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 575 trivial. 0 not checked.
[2024-10-18 04:48:48,976 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-10-18 04:48:48,976 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1226039558] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-18 04:48:48,976 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-10-18 04:48:48,976 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5
[2024-10-18 04:48:48,977 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568421647]
[2024-10-18 04:48:48,977 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-18 04:48:48,978 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-18 04:48:48,978 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:48:48,978 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-18 04:48:48,978 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-10-18 04:48:48,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:48,979 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:48:48,979 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:48:48,979 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:48,979 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:48,979 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:48,980 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:48,980 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:48,980 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:49,291 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:49,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:49,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:48:49,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:49,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:49,292 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:49,312 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-10-18 04:48:49,493 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14
[2024-10-18 04:48:49,494 INFO  L396      AbstractCegarLoop]: === Iteration 7 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [disposeErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-18 04:48:49,688 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:48:49,689 INFO  L85        PathProgramCache]: Analyzing trace with hash -1481949911, now seen corresponding path program 1 times
[2024-10-18 04:48:49,689 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:48:49,689 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165145343]
[2024-10-18 04:48:49,689 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:49,689 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:49,735 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:49,903 INFO  L134       CoverageAnalysis]: Checked inductivity of 482 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked.
[2024-10-18 04:48:49,903 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:48:49,903 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165145343]
[2024-10-18 04:48:49,903 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165145343] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-18 04:48:49,903 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-18 04:48:49,903 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-10-18 04:48:49,904 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677090201]
[2024-10-18 04:48:49,904 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-18 04:48:49,904 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-10-18 04:48:49,904 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:48:49,905 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-10-18 04:48:49,905 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2024-10-18 04:48:49,906 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:49,906 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:48:49,906 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 21.8) internal successors, (109), 5 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:48:49,906 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:49,906 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:49,907 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:48:49,907 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:49,907 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:49,910 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:49,910 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:50,659 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:50,659 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:50,659 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:48:50,660 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:50,660 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:50,660 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:50,660 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:50,661 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15
[2024-10-18 04:48:50,661 INFO  L396      AbstractCegarLoop]: === Iteration 8 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [disposeErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-18 04:48:50,851 INFO  L349             Elim1Store]: treesize reduction 7, result has 36.4 percent of original size
[2024-10-18 04:48:50,852 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 270 treesize of output 246
[2024-10-18 04:48:50,909 INFO  L85        PathProgramCache]: Analyzing trace with hash -1250445402, now seen corresponding path program 1 times
[2024-10-18 04:48:50,910 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:50,910 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:50,942 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:51,067 INFO  L134       CoverageAnalysis]: Checked inductivity of 43 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-10-18 04:48:51,068 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:51,068 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:51,103 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:51,296 INFO  L134       CoverageAnalysis]: Checked inductivity of 43 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-10-18 04:48:51,409 INFO  L349             Elim1Store]: treesize reduction 7, result has 36.4 percent of original size
[2024-10-18 04:48:51,410 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 550 treesize of output 502
[2024-10-18 04:48:51,464 INFO  L85        PathProgramCache]: Analyzing trace with hash 1023995257, now seen corresponding path program 1 times
[2024-10-18 04:48:51,465 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:51,465 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:51,528 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:51,729 INFO  L134       CoverageAnalysis]: Checked inductivity of 56 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked.
[2024-10-18 04:48:51,730 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:51,730 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:51,771 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:51,946 INFO  L134       CoverageAnalysis]: Checked inductivity of 56 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked.
[2024-10-18 04:48:51,993 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:48:51,993 INFO  L85        PathProgramCache]: Analyzing trace with hash 429624638, now seen corresponding path program 2 times
[2024-10-18 04:48:51,994 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:48:51,994 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015166237]
[2024-10-18 04:48:51,994 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:51,994 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:52,047 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:52,239 INFO  L134       CoverageAnalysis]: Checked inductivity of 924 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked.
[2024-10-18 04:48:52,239 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:48:52,240 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015166237]
[2024-10-18 04:48:52,240 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015166237] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-18 04:48:52,240 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-18 04:48:52,240 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-10-18 04:48:52,240 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631597653]
[2024-10-18 04:48:52,241 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-18 04:48:52,241 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-10-18 04:48:52,241 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:48:52,242 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-10-18 04:48:52,242 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2024-10-18 04:48:52,242 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:52,242 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:48:52,242 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:48:52,243 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:52,243 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:52,243 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:48:52,243 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:52,243 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:52,243 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:52,243 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:52,244 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:52,340 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:52,340 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:52,341 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:48:52,341 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:52,341 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:52,341 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:52,341 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:52,341 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:52,342 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17
[2024-10-18 04:48:52,342 INFO  L396      AbstractCegarLoop]: === Iteration 9 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [disposeErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-18 04:48:52,343 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:48:52,343 INFO  L85        PathProgramCache]: Analyzing trace with hash -726290004, now seen corresponding path program 1 times
[2024-10-18 04:48:52,343 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:48:52,343 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400326499]
[2024-10-18 04:48:52,343 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:52,343 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:52,367 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:52,579 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-18 04:48:52,579 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:48:52,580 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400326499]
[2024-10-18 04:48:52,582 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400326499] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-18 04:48:52,582 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-18 04:48:52,583 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-10-18 04:48:52,583 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566148157]
[2024-10-18 04:48:52,583 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-18 04:48:52,583 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-10-18 04:48:52,583 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:48:52,584 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-10-18 04:48:52,584 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2024-10-18 04:48:52,584 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:52,584 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:48:52,584 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:48:52,584 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:52,584 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:52,584 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:48:52,585 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:52,585 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:52,585 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:52,585 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:52,585 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:52,585 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:53,120 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:53,121 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:53,121 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:48:53,121 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:53,121 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:53,121 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:53,121 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:53,121 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-10-18 04:48:53,122 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-10-18 04:48:53,122 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21
[2024-10-18 04:48:53,122 INFO  L396      AbstractCegarLoop]: === Iteration 10 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [disposeErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-18 04:48:53,241 INFO  L85        PathProgramCache]: Analyzing trace with hash -816681214, now seen corresponding path program 1 times
[2024-10-18 04:48:53,241 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:53,242 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:53,288 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:53,811 INFO  L134       CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked.
[2024-10-18 04:48:53,811 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:53,812 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:53,850 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:54,163 INFO  L134       CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked.
[2024-10-18 04:48:54,163 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-10-18 04:48:54,164 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-10-18 04:48:54,164 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272
[2024-10-18 04:48:54,164 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:54,165 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:48:54,165 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:48:54,165 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:54,165 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:54,165 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:48:54,166 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:54,166 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:54,166 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:54,166 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:54,166 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-10-18 04:48:54,166 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-10-18 04:48:54,166 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:55,449 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:55,449 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:55,449 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:48:55,450 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:55,450 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:55,450 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:55,450 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:55,450 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:48:55,451 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-10-18 04:48:55,451 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:55,451 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,SelfDestructingSolverStorable23
[2024-10-18 04:48:55,451 INFO  L396      AbstractCegarLoop]: === Iteration 11 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [disposeErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-18 04:48:55,578 INFO  L85        PathProgramCache]: Analyzing trace with hash -1236098032, now seen corresponding path program 1 times
[2024-10-18 04:48:55,578 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:55,578 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:55,633 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:56,152 INFO  L134       CoverageAnalysis]: Checked inductivity of 82 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked.
[2024-10-18 04:48:56,153 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:48:56,153 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:48:56,207 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:48:56,639 INFO  L134       CoverageAnalysis]: Checked inductivity of 82 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked.
[2024-10-18 04:48:56,639 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-10-18 04:48:56,640 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-10-18 04:48:56,640 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306
[2024-10-18 04:48:56,640 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:48:56,640 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:48:56,640 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:48:56,640 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:56,641 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:56,641 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:48:56,641 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:56,641 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:56,641 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:48:56,641 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:48:56,641 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:48:56,641 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2024-10-18 04:48:56,641 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:48:56,641 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:00,912 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:00,912 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:00,912 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:00,912 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:00,913 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:00,913 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:00,913 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:49:00,913 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:00,913 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2024-10-18 04:49:00,914 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:00,914 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:00,916 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location disposeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-10-18 04:49:00,917 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,SelfDestructingSolverStorable25
[2024-10-18 04:49:00,928 INFO  L414         BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-18 04:49:00,932 INFO  L312   ceAbstractionStarter]: Result for error location disposeThread1of1ForFork2 was SAFE (1/2)
[2024-10-18 04:49:00,936 INFO  L106   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-10-18 04:49:00,938 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-10-18 04:49:00,938 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-18 04:49:00,940 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-10-18 04:49:00,942 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process
[2024-10-18 04:49:01,009 INFO  L194   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-10-18 04:49:01,010 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:49:01,010 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2024-10-18 04:49:01,010 INFO  L333      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7833204d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=RANDOM, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false
[2024-10-18 04:49:01,011 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-10-18 04:49:01,808 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-18 04:49:01,809 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:49:01,809 INFO  L85        PathProgramCache]: Analyzing trace with hash -1224123986, now seen corresponding path program 1 times
[2024-10-18 04:49:01,809 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:49:01,809 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305226295]
[2024-10-18 04:49:01,809 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:01,810 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:01,824 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:01,856 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-18 04:49:01,857 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:49:01,857 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305226295]
[2024-10-18 04:49:01,857 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305226295] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-18 04:49:01,857 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-18 04:49:01,857 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-10-18 04:49:01,858 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892680222]
[2024-10-18 04:49:01,858 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-18 04:49:01,858 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-18 04:49:01,858 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:49:01,859 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-18 04:49:01,859 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-18 04:49:01,859 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:01,859 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:49:01,859 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:49:01,859 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:02,160 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:02,161 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26
[2024-10-18 04:49:02,161 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-18 04:49:02,162 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:49:02,162 INFO  L85        PathProgramCache]: Analyzing trace with hash -943926102, now seen corresponding path program 1 times
[2024-10-18 04:49:02,162 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:49:02,162 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934623652]
[2024-10-18 04:49:02,162 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:02,163 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:02,178 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:02,337 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-18 04:49:02,337 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:49:02,337 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934623652]
[2024-10-18 04:49:02,338 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934623652] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-18 04:49:02,338 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-18 04:49:02,338 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-10-18 04:49:02,338 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243716347]
[2024-10-18 04:49:02,338 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-18 04:49:02,338 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-10-18 04:49:02,338 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:49:02,339 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-10-18 04:49:02,339 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-10-18 04:49:02,339 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:02,339 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:49:02,339 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:49:02,339 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:02,339 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:02,809 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:02,810 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:49:02,810 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27
[2024-10-18 04:49:02,810 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-18 04:49:02,825 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:49:02,825 INFO  L85        PathProgramCache]: Analyzing trace with hash 1893016411, now seen corresponding path program 1 times
[2024-10-18 04:49:02,825 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:49:02,826 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317996875]
[2024-10-18 04:49:02,826 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:02,826 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:02,843 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:02,918 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-10-18 04:49:02,919 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:49:02,919 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317996875]
[2024-10-18 04:49:02,919 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317996875] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-18 04:49:02,919 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-18 04:49:02,919 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-10-18 04:49:02,919 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166198830]
[2024-10-18 04:49:02,920 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-18 04:49:02,921 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-18 04:49:02,921 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:49:02,921 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-18 04:49:02,922 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-18 04:49:02,922 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:02,922 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:49:02,922 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:49:02,922 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:02,922 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:49:02,922 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:03,094 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:03,094 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:49:03,095 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:03,095 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28
[2024-10-18 04:49:03,095 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-18 04:49:03,177 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:49:03,178 INFO  L85        PathProgramCache]: Analyzing trace with hash -571744892, now seen corresponding path program 2 times
[2024-10-18 04:49:03,178 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:49:03,178 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131230658]
[2024-10-18 04:49:03,178 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:03,178 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:03,200 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:03,305 INFO  L134       CoverageAnalysis]: Checked inductivity of 21 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-10-18 04:49:03,306 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:49:03,306 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131230658]
[2024-10-18 04:49:03,306 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131230658] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-18 04:49:03,306 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-18 04:49:03,306 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-10-18 04:49:03,306 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915521022]
[2024-10-18 04:49:03,307 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-18 04:49:03,307 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-10-18 04:49:03,307 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:49:03,307 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-10-18 04:49:03,308 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2024-10-18 04:49:03,308 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:03,308 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:49:03,308 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 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)
[2024-10-18 04:49:03,308 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:03,308 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:49:03,308 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:03,309 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:03,742 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:03,743 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:49:03,743 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:03,743 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:03,743 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29
[2024-10-18 04:49:03,744 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-18 04:49:03,860 INFO  L349             Elim1Store]: treesize reduction 7, result has 36.4 percent of original size
[2024-10-18 04:49:03,861 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 550 treesize of output 502
[2024-10-18 04:49:03,903 INFO  L85        PathProgramCache]: Analyzing trace with hash 1975645506, now seen corresponding path program 1 times
[2024-10-18 04:49:03,904 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:03,904 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:03,929 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:04,114 INFO  L134       CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked.
[2024-10-18 04:49:04,115 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:04,115 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:04,196 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:04,424 INFO  L134       CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked.
[2024-10-18 04:49:04,424 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:49:04,425 INFO  L85        PathProgramCache]: Analyzing trace with hash -1302543547, now seen corresponding path program 1 times
[2024-10-18 04:49:04,425 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:49:04,425 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012235576]
[2024-10-18 04:49:04,425 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:04,426 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:04,466 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:04,755 INFO  L134       CoverageAnalysis]: Checked inductivity of 164 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked.
[2024-10-18 04:49:04,756 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:49:04,756 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012235576]
[2024-10-18 04:49:04,756 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012235576] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-18 04:49:04,756 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-18 04:49:04,756 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-10-18 04:49:04,757 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850174361]
[2024-10-18 04:49:04,757 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-18 04:49:04,757 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-10-18 04:49:04,757 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:49:04,759 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-10-18 04:49:04,759 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2024-10-18 04:49:04,760 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:04,760 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:49:04,760 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:49:04,760 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:04,760 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-10-18 04:49:04,761 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:04,761 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:04,761 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:05,290 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:05,291 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:05,291 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:05,291 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:05,291 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:05,291 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32
[2024-10-18 04:49:05,292 INFO  L396      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-18 04:49:05,394 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:49:05,395 INFO  L85        PathProgramCache]: Analyzing trace with hash -1954216049, now seen corresponding path program 1 times
[2024-10-18 04:49:05,395 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:49:05,395 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717124047]
[2024-10-18 04:49:05,395 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:05,395 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:05,438 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:05,715 INFO  L134       CoverageAnalysis]: Checked inductivity of 241 backedges. 129 proven. 87 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked.
[2024-10-18 04:49:05,716 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:49:05,716 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717124047]
[2024-10-18 04:49:05,716 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717124047] provided 0 perfect and 1 imperfect interpolant sequences
[2024-10-18 04:49:05,716 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1017307452]
[2024-10-18 04:49:05,716 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:05,717 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-10-18 04:49:05,717 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-18 04:49:05,719 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)
[2024-10-18 04:49:05,720 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-10-18 04:49:05,999 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:06,001 INFO  L255         TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-10-18 04:49:06,005 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-10-18 04:49:06,127 INFO  L134       CoverageAnalysis]: Checked inductivity of 241 backedges. 129 proven. 87 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked.
[2024-10-18 04:49:06,127 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-10-18 04:49:06,246 INFO  L134       CoverageAnalysis]: Checked inductivity of 241 backedges. 129 proven. 87 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked.
[2024-10-18 04:49:06,246 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1017307452] provided 0 perfect and 2 imperfect interpolant sequences
[2024-10-18 04:49:06,247 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-10-18 04:49:06,247 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11
[2024-10-18 04:49:06,247 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485080342]
[2024-10-18 04:49:06,247 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-10-18 04:49:06,247 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2024-10-18 04:49:06,248 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:49:06,248 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2024-10-18 04:49:06,248 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110
[2024-10-18 04:49:06,248 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:06,248 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:49:06,249 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 11 states, 11 states have (on average 22.09090909090909) internal successors, (243), 11 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:49:06,249 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:06,249 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:06,249 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:06,249 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:06,249 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:06,249 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:06,540 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:06,540 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:06,540 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:06,540 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:06,540 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:06,541 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-10-18 04:49:06,559 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-10-18 04:49:06,741 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-10-18 04:49:06,742 INFO  L396      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-18 04:49:06,918 INFO  L85        PathProgramCache]: Analyzing trace with hash 207131838, now seen corresponding path program 1 times
[2024-10-18 04:49:06,918 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:06,918 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:06,990 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:07,757 INFO  L134       CoverageAnalysis]: Checked inductivity of 1435 backedges. 0 proven. 1376 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked.
[2024-10-18 04:49:07,757 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:07,757 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:07,823 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:08,543 INFO  L134       CoverageAnalysis]: Checked inductivity of 1435 backedges. 0 proven. 1376 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked.
[2024-10-18 04:49:08,544 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:49:08,544 INFO  L85        PathProgramCache]: Analyzing trace with hash -1232462854, now seen corresponding path program 2 times
[2024-10-18 04:49:08,544 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:49:08,544 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296114903]
[2024-10-18 04:49:08,545 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:08,545 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:08,612 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:09,210 INFO  L134       CoverageAnalysis]: Checked inductivity of 1668 backedges. 584 proven. 1016 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked.
[2024-10-18 04:49:09,210 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:49:09,210 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296114903]
[2024-10-18 04:49:09,210 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296114903] provided 0 perfect and 1 imperfect interpolant sequences
[2024-10-18 04:49:09,211 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [770462698]
[2024-10-18 04:49:09,211 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-10-18 04:49:09,211 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-10-18 04:49:09,211 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-18 04:49:09,213 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)
[2024-10-18 04:49:09,215 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2024-10-18 04:49:09,645 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-10-18 04:49:09,646 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-10-18 04:49:09,651 INFO  L255         TraceCheckSpWp]: Trace formula consists of 1368 conjuncts, 10 conjuncts are in the unsatisfiable core
[2024-10-18 04:49:09,658 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-10-18 04:49:09,996 INFO  L134       CoverageAnalysis]: Checked inductivity of 1668 backedges. 584 proven. 1016 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked.
[2024-10-18 04:49:09,996 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-10-18 04:49:10,451 INFO  L134       CoverageAnalysis]: Checked inductivity of 1668 backedges. 584 proven. 1016 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked.
[2024-10-18 04:49:10,451 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [770462698] provided 0 perfect and 2 imperfect interpolant sequences
[2024-10-18 04:49:10,451 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-10-18 04:49:10,452 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 21
[2024-10-18 04:49:10,452 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500642967]
[2024-10-18 04:49:10,452 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-10-18 04:49:10,453 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 21 states
[2024-10-18 04:49:10,453 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:49:10,454 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants.
[2024-10-18 04:49:10,454 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=210, Unknown=0, NotChecked=0, Total=420
[2024-10-18 04:49:10,455 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:10,455 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:49:10,455 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 21 states, 21 states have (on average 30.523809523809526) internal successors, (641), 21 states have internal predecessors, (641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:49:10,455 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:10,455 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:10,455 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:10,455 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:10,455 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:10,455 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-10-18 04:49:10,456 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:10,959 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:10,959 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:10,959 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:10,959 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:10,959 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:10,960 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-10-18 04:49:10,960 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-10-18 04:49:10,975 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0
[2024-10-18 04:49:11,160 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36
[2024-10-18 04:49:11,161 INFO  L396      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-18 04:49:11,316 INFO  L85        PathProgramCache]: Analyzing trace with hash 125385035, now seen corresponding path program 1 times
[2024-10-18 04:49:11,316 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:11,316 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:11,439 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:13,239 INFO  L134       CoverageAnalysis]: Checked inductivity of 7535 backedges. 0 proven. 7416 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked.
[2024-10-18 04:49:13,239 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:13,239 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:13,357 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:14,805 INFO  L134       CoverageAnalysis]: Checked inductivity of 7535 backedges. 0 proven. 7416 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked.
[2024-10-18 04:49:14,806 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:49:14,806 INFO  L85        PathProgramCache]: Analyzing trace with hash -1305103568, now seen corresponding path program 3 times
[2024-10-18 04:49:14,806 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:49:14,806 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188951611]
[2024-10-18 04:49:14,806 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:14,806 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:14,917 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:16,624 INFO  L134       CoverageAnalysis]: Checked inductivity of 6908 backedges. 1314 proven. 5526 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked.
[2024-10-18 04:49:16,624 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:49:16,624 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188951611]
[2024-10-18 04:49:16,625 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188951611] provided 0 perfect and 1 imperfect interpolant sequences
[2024-10-18 04:49:16,625 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [177513974]
[2024-10-18 04:49:16,625 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-10-18 04:49:16,625 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-10-18 04:49:16,625 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-18 04:49:16,627 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)
[2024-10-18 04:49:16,628 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-10-18 04:49:17,116 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s)
[2024-10-18 04:49:17,116 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-10-18 04:49:17,119 INFO  L255         TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 8 conjuncts are in the unsatisfiable core
[2024-10-18 04:49:17,128 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-10-18 04:49:18,857 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 11 treesize of output 7
[2024-10-18 04:49:18,890 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2024-10-18 04:49:18,891 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11
[2024-10-18 04:49:18,921 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2024-10-18 04:49:18,922 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11
[2024-10-18 04:49:18,950 INFO  L134       CoverageAnalysis]: Checked inductivity of 6908 backedges. 534 proven. 59 refuted. 0 times theorem prover too weak. 6315 trivial. 0 not checked.
[2024-10-18 04:49:18,950 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-10-18 04:49:19,034 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2024-10-18 04:49:19,034 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20
[2024-10-18 04:49:19,037 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 33 treesize of output 25
[2024-10-18 04:49:19,671 INFO  L134       CoverageAnalysis]: Checked inductivity of 6908 backedges. 534 proven. 59 refuted. 0 times theorem prover too weak. 6315 trivial. 0 not checked.
[2024-10-18 04:49:19,671 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [177513974] provided 0 perfect and 2 imperfect interpolant sequences
[2024-10-18 04:49:19,671 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-10-18 04:49:19,671 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 4, 4] total 27
[2024-10-18 04:49:19,672 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460697225]
[2024-10-18 04:49:19,672 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-10-18 04:49:19,673 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 27 states
[2024-10-18 04:49:19,673 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:49:19,675 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants.
[2024-10-18 04:49:19,675 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=230, Invalid=471, Unknown=1, NotChecked=0, Total=702
[2024-10-18 04:49:19,675 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:19,675 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:49:19,676 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 27 states, 27 states have (on average 29.814814814814813) internal successors, (805), 27 states have internal predecessors, (805), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:49:19,676 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:19,676 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:19,676 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:19,677 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:19,677 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:19,677 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-10-18 04:49:19,677 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-10-18 04:49:19,677 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:21,982 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:21,982 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:21,982 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:21,982 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:21,982 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-10-18 04:49:21,982 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-10-18 04:49:21,982 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-10-18 04:49:21,982 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2024-10-18 04:49:21,998 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0
[2024-10-18 04:49:22,183 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39
[2024-10-18 04:49:22,183 INFO  L396      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-18 04:49:22,237 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:49:22,237 INFO  L85        PathProgramCache]: Analyzing trace with hash -1507367222, now seen corresponding path program 1 times
[2024-10-18 04:49:22,237 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:49:22,238 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587891929]
[2024-10-18 04:49:22,238 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:22,238 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:22,377 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:24,370 INFO  L134       CoverageAnalysis]: Checked inductivity of 6365 backedges. 5873 proven. 492 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-18 04:49:24,371 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:49:24,371 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587891929]
[2024-10-18 04:49:24,371 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587891929] provided 0 perfect and 1 imperfect interpolant sequences
[2024-10-18 04:49:24,371 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [830143230]
[2024-10-18 04:49:24,372 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:24,372 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-10-18 04:49:24,372 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-18 04:49:24,375 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)
[2024-10-18 04:49:24,376 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2024-10-18 04:49:25,068 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:25,075 INFO  L255         TraceCheckSpWp]: Trace formula consists of 2501 conjuncts, 12 conjuncts are in the unsatisfiable core
[2024-10-18 04:49:25,084 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-10-18 04:49:25,405 INFO  L134       CoverageAnalysis]: Checked inductivity of 6365 backedges. 5112 proven. 0 refuted. 0 times theorem prover too weak. 1253 trivial. 0 not checked.
[2024-10-18 04:49:25,406 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-10-18 04:49:25,406 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [830143230] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-18 04:49:25,406 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-10-18 04:49:25,406 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [22] total 23
[2024-10-18 04:49:25,406 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951660843]
[2024-10-18 04:49:25,406 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-18 04:49:25,407 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 13 states
[2024-10-18 04:49:25,407 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:49:25,408 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2024-10-18 04:49:25,409 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=272, Unknown=0, NotChecked=0, Total=506
[2024-10-18 04:49:25,409 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:25,409 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:49:25,409 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 13 states, 13 states have (on average 32.69230769230769) internal successors, (425), 13 states have internal predecessors, (425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:49:25,410 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:25,410 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:25,410 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:25,410 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:25,410 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-10-18 04:49:25,410 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-10-18 04:49:25,410 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-10-18 04:49:25,410 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2024-10-18 04:49:25,410 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:30,997 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:30,998 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:30,998 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:30,998 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:30,999 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-10-18 04:49:30,999 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-10-18 04:49:30,999 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-10-18 04:49:30,999 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2024-10-18 04:49:30,999 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2024-10-18 04:49:31,023 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0
[2024-10-18 04:49:31,200 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40
[2024-10-18 04:49:31,200 INFO  L396      AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-18 04:49:31,202 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-18 04:49:31,202 INFO  L85        PathProgramCache]: Analyzing trace with hash -486239128, now seen corresponding path program 2 times
[2024-10-18 04:49:31,202 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-18 04:49:31,202 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688124531]
[2024-10-18 04:49:31,202 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-18 04:49:31,202 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-18 04:49:31,300 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-18 04:49:31,881 INFO  L134       CoverageAnalysis]: Checked inductivity of 4820 backedges. 534 proven. 2 refuted. 0 times theorem prover too weak. 4284 trivial. 0 not checked.
[2024-10-18 04:49:31,881 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-18 04:49:31,881 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688124531]
[2024-10-18 04:49:31,882 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688124531] provided 0 perfect and 1 imperfect interpolant sequences
[2024-10-18 04:49:31,882 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [671972683]
[2024-10-18 04:49:31,882 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-10-18 04:49:31,882 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-10-18 04:49:31,882 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-18 04:49:31,884 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)
[2024-10-18 04:49:31,886 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process
[2024-10-18 04:49:32,523 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-10-18 04:49:32,524 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-10-18 04:49:32,530 INFO  L255         TraceCheckSpWp]: Trace formula consists of 2111 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-10-18 04:49:32,536 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-10-18 04:49:32,590 INFO  L134       CoverageAnalysis]: Checked inductivity of 4820 backedges. 536 proven. 0 refuted. 0 times theorem prover too weak. 4284 trivial. 0 not checked.
[2024-10-18 04:49:32,590 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-10-18 04:49:32,590 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [671972683] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-18 04:49:32,590 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-10-18 04:49:32,590 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 9
[2024-10-18 04:49:32,591 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253570497]
[2024-10-18 04:49:32,591 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-18 04:49:32,591 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-10-18 04:49:32,591 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-18 04:49:32,592 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-10-18 04:49:32,592 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72
[2024-10-18 04:49:32,592 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-18 04:49:32,592 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-18 04:49:32,592 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-18 04:49:32,592 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:32,592 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-10-18 04:49:32,592 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2024-10-18 04:49:32,593 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2024-10-18 04:49:32,593 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-10-18 04:49:32,593 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-10-18 04:49:32,593 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. 
[2024-10-18 04:49:32,593 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2024-10-18 04:49:32,593 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. 
[2024-10-18 04:49:32,593 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.